From 694208865b103e6eb96f8e7e1b394037de9a89ba Mon Sep 17 00:00:00 2001 From: Unknwon Date: Sat, 9 Jun 2018 17:20:38 +0800 Subject: [PATCH] vendor: add github.com/json-iterator/go --- vendor/github.com/json-iterator/go/Gopkg.lock | 21 + vendor/github.com/json-iterator/go/Gopkg.toml | 26 + vendor/github.com/json-iterator/go/LICENSE | 21 + vendor/github.com/json-iterator/go/README.md | 91 ++ vendor/github.com/json-iterator/go/adapter.go | 148 +++ vendor/github.com/json-iterator/go/any.go | 321 +++++ .../github.com/json-iterator/go/any_array.go | 278 +++++ .../github.com/json-iterator/go/any_bool.go | 137 +++ .../github.com/json-iterator/go/any_float.go | 83 ++ .../github.com/json-iterator/go/any_int32.go | 74 ++ .../github.com/json-iterator/go/any_int64.go | 74 ++ .../json-iterator/go/any_invalid.go | 82 ++ vendor/github.com/json-iterator/go/any_nil.go | 69 ++ .../github.com/json-iterator/go/any_number.go | 123 ++ .../github.com/json-iterator/go/any_object.go | 374 ++++++ vendor/github.com/json-iterator/go/any_str.go | 166 +++ .../github.com/json-iterator/go/any_uint32.go | 74 ++ .../github.com/json-iterator/go/any_uint64.go | 74 ++ vendor/github.com/json-iterator/go/build.sh | 12 + vendor/github.com/json-iterator/go/config.go | 368 ++++++ .../go/fuzzy_mode_convert_table.md | 7 + vendor/github.com/json-iterator/go/iter.go | 322 +++++ .../github.com/json-iterator/go/iter_array.go | 58 + .../github.com/json-iterator/go/iter_float.go | 347 ++++++ .../github.com/json-iterator/go/iter_int.go | 345 ++++++ .../json-iterator/go/iter_object.go | 248 ++++ .../github.com/json-iterator/go/iter_skip.go | 129 ++ .../json-iterator/go/iter_skip_sloppy.go | 144 +++ .../json-iterator/go/iter_skip_strict.go | 89 ++ .../github.com/json-iterator/go/iter_str.go | 215 ++++ .../github.com/json-iterator/go/jsoniter.go | 18 + vendor/github.com/json-iterator/go/pool.go | 42 + vendor/github.com/json-iterator/go/reflect.go | 321 +++++ .../json-iterator/go/reflect_array.go | 104 ++ .../json-iterator/go/reflect_dynamic.go | 70 ++ .../json-iterator/go/reflect_extension.go | 471 ++++++++ .../json-iterator/go/reflect_json_number.go | 112 ++ .../go/reflect_json_raw_message.go | 60 + .../json-iterator/go/reflect_map.go | 318 +++++ .../json-iterator/go/reflect_marshaler.go | 218 ++++ .../json-iterator/go/reflect_native.go | 451 +++++++ .../json-iterator/go/reflect_optional.go | 133 +++ .../json-iterator/go/reflect_slice.go | 99 ++ .../go/reflect_struct_decoder.go | 1042 +++++++++++++++++ .../go/reflect_struct_encoder.go | 210 ++++ vendor/github.com/json-iterator/go/stream.go | 211 ++++ .../json-iterator/go/stream_float.go | 94 ++ .../github.com/json-iterator/go/stream_int.go | 190 +++ .../github.com/json-iterator/go/stream_str.go | 372 ++++++ vendor/github.com/json-iterator/go/test.sh | 12 + vendor/vendor.json | 6 + 51 files changed, 9074 insertions(+) create mode 100644 vendor/github.com/json-iterator/go/Gopkg.lock create mode 100644 vendor/github.com/json-iterator/go/Gopkg.toml create mode 100644 vendor/github.com/json-iterator/go/LICENSE create mode 100644 vendor/github.com/json-iterator/go/README.md create mode 100644 vendor/github.com/json-iterator/go/adapter.go create mode 100644 vendor/github.com/json-iterator/go/any.go create mode 100644 vendor/github.com/json-iterator/go/any_array.go create mode 100644 vendor/github.com/json-iterator/go/any_bool.go create mode 100644 vendor/github.com/json-iterator/go/any_float.go create mode 100644 vendor/github.com/json-iterator/go/any_int32.go create mode 100644 vendor/github.com/json-iterator/go/any_int64.go create mode 100644 vendor/github.com/json-iterator/go/any_invalid.go create mode 100644 vendor/github.com/json-iterator/go/any_nil.go create mode 100644 vendor/github.com/json-iterator/go/any_number.go create mode 100644 vendor/github.com/json-iterator/go/any_object.go create mode 100644 vendor/github.com/json-iterator/go/any_str.go create mode 100644 vendor/github.com/json-iterator/go/any_uint32.go create mode 100644 vendor/github.com/json-iterator/go/any_uint64.go create mode 100755 vendor/github.com/json-iterator/go/build.sh create mode 100644 vendor/github.com/json-iterator/go/config.go create mode 100644 vendor/github.com/json-iterator/go/fuzzy_mode_convert_table.md create mode 100644 vendor/github.com/json-iterator/go/iter.go create mode 100644 vendor/github.com/json-iterator/go/iter_array.go create mode 100644 vendor/github.com/json-iterator/go/iter_float.go create mode 100644 vendor/github.com/json-iterator/go/iter_int.go create mode 100644 vendor/github.com/json-iterator/go/iter_object.go create mode 100644 vendor/github.com/json-iterator/go/iter_skip.go create mode 100644 vendor/github.com/json-iterator/go/iter_skip_sloppy.go create mode 100644 vendor/github.com/json-iterator/go/iter_skip_strict.go create mode 100644 vendor/github.com/json-iterator/go/iter_str.go create mode 100644 vendor/github.com/json-iterator/go/jsoniter.go create mode 100644 vendor/github.com/json-iterator/go/pool.go create mode 100644 vendor/github.com/json-iterator/go/reflect.go create mode 100644 vendor/github.com/json-iterator/go/reflect_array.go create mode 100644 vendor/github.com/json-iterator/go/reflect_dynamic.go create mode 100644 vendor/github.com/json-iterator/go/reflect_extension.go create mode 100644 vendor/github.com/json-iterator/go/reflect_json_number.go create mode 100644 vendor/github.com/json-iterator/go/reflect_json_raw_message.go create mode 100644 vendor/github.com/json-iterator/go/reflect_map.go create mode 100644 vendor/github.com/json-iterator/go/reflect_marshaler.go create mode 100644 vendor/github.com/json-iterator/go/reflect_native.go create mode 100644 vendor/github.com/json-iterator/go/reflect_optional.go create mode 100644 vendor/github.com/json-iterator/go/reflect_slice.go create mode 100644 vendor/github.com/json-iterator/go/reflect_struct_decoder.go create mode 100644 vendor/github.com/json-iterator/go/reflect_struct_encoder.go create mode 100644 vendor/github.com/json-iterator/go/stream.go create mode 100644 vendor/github.com/json-iterator/go/stream_float.go create mode 100644 vendor/github.com/json-iterator/go/stream_int.go create mode 100644 vendor/github.com/json-iterator/go/stream_str.go create mode 100755 vendor/github.com/json-iterator/go/test.sh diff --git a/vendor/github.com/json-iterator/go/Gopkg.lock b/vendor/github.com/json-iterator/go/Gopkg.lock new file mode 100644 index 000000000..338f1c68a --- /dev/null +++ b/vendor/github.com/json-iterator/go/Gopkg.lock @@ -0,0 +1,21 @@ +# This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'. + + +[[projects]] + name = "github.com/modern-go/concurrent" + packages = ["."] + revision = "e0a39a4cb4216ea8db28e22a69f4ec25610d513a" + version = "1.0.0" + +[[projects]] + name = "github.com/modern-go/reflect2" + packages = ["."] + revision = "1df9eeb2bb81f327b96228865c5687bc2194af3f" + version = "1.0.0" + +[solve-meta] + analyzer-name = "dep" + analyzer-version = 1 + inputs-digest = "ac7003b5a981716353a43055ab7d4c5357403cb30a60de2dbdeb446c1544beaa" + solver-name = "gps-cdcl" + solver-version = 1 diff --git a/vendor/github.com/json-iterator/go/Gopkg.toml b/vendor/github.com/json-iterator/go/Gopkg.toml new file mode 100644 index 000000000..5801ffa1e --- /dev/null +++ b/vendor/github.com/json-iterator/go/Gopkg.toml @@ -0,0 +1,26 @@ +# Gopkg.toml example +# +# Refer to https://github.com/golang/dep/blob/master/docs/Gopkg.toml.md +# for detailed Gopkg.toml documentation. +# +# required = ["github.com/user/thing/cmd/thing"] +# ignored = ["github.com/user/project/pkgX", "bitbucket.org/user/project/pkgA/pkgY"] +# +# [[constraint]] +# name = "github.com/user/project" +# version = "1.0.0" +# +# [[constraint]] +# name = "github.com/user/project2" +# branch = "dev" +# source = "github.com/myfork/project2" +# +# [[override]] +# name = "github.com/x/y" +# version = "2.4.0" + +ignored = ["github.com/davecgh/go-spew*","github.com/google/gofuzz*","github.com/stretchr/testify*"] + +[[constraint]] + name = "github.com/modern-go/reflect2" + version = "1.0.0" diff --git a/vendor/github.com/json-iterator/go/LICENSE b/vendor/github.com/json-iterator/go/LICENSE new file mode 100644 index 000000000..2cf4f5ab2 --- /dev/null +++ b/vendor/github.com/json-iterator/go/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2016 json-iterator + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/vendor/github.com/json-iterator/go/README.md b/vendor/github.com/json-iterator/go/README.md new file mode 100644 index 000000000..54d5afe95 --- /dev/null +++ b/vendor/github.com/json-iterator/go/README.md @@ -0,0 +1,91 @@ +[![Sourcegraph](https://sourcegraph.com/github.com/json-iterator/go/-/badge.svg)](https://sourcegraph.com/github.com/json-iterator/go?badge) +[![GoDoc](http://img.shields.io/badge/go-documentation-blue.svg?style=flat-square)](http://godoc.org/github.com/json-iterator/go) +[![Build Status](https://travis-ci.org/json-iterator/go.svg?branch=master)](https://travis-ci.org/json-iterator/go) +[![codecov](https://codecov.io/gh/json-iterator/go/branch/master/graph/badge.svg)](https://codecov.io/gh/json-iterator/go) +[![rcard](https://goreportcard.com/badge/github.com/json-iterator/go)](https://goreportcard.com/report/github.com/json-iterator/go) +[![License](http://img.shields.io/badge/license-mit-blue.svg?style=flat-square)](https://raw.githubusercontent.com/json-iterator/go/master/LICENSE) +[![Gitter chat](https://badges.gitter.im/gitterHQ/gitter.png)](https://gitter.im/json-iterator/Lobby) + +A high-performance 100% compatible drop-in replacement of "encoding/json" + +You can also use thrift like JSON using [thrift-iterator](https://github.com/thrift-iterator/go) + +``` +Go开发者们请加入我们，滴滴出行平台技术部 taowen@didichuxing.com +``` + +# Benchmark + +![benchmark](http://jsoniter.com/benchmarks/go-benchmark.png) + +Source code: https://github.com/json-iterator/go-benchmark/blob/master/src/github.com/json-iterator/go-benchmark/benchmark_medium_payload_test.go + +Raw Result (easyjson requires static code generation) + +| | ns/op | allocation bytes | allocation times | +| --- | --- | --- | --- | +| std decode | 35510 ns/op | 1960 B/op | 99 allocs/op | +| easyjson decode | 8499 ns/op | 160 B/op | 4 allocs/op | +| jsoniter decode | 5623 ns/op | 160 B/op | 3 allocs/op | +| std encode | 2213 ns/op | 712 B/op | 5 allocs/op | +| easyjson encode | 883 ns/op | 576 B/op | 3 allocs/op | +| jsoniter encode | 837 ns/op | 384 B/op | 4 allocs/op | + +Always benchmark with your own workload. +The result depends heavily on the data input. + +# Usage + +100% compatibility with standard lib + +Replace + +```go +import "encoding/json" +json.Marshal(&data) +``` + +with + +```go +import "github.com/json-iterator/go" + +var json = jsoniter.ConfigCompatibleWithStandardLibrary +json.Marshal(&data) +``` + +Replace + +```go +import "encoding/json" +json.Unmarshal(input, &data) +``` + +with + +```go +import "github.com/json-iterator/go" + +var json = jsoniter.ConfigCompatibleWithStandardLibrary +json.Unmarshal(input, &data) +``` + +[More documentation](http://jsoniter.com/migrate-from-go-std.html) + +# How to get + +``` +go get github.com/json-iterator/go +``` + +# Contribution Welcomed ! + +Contributors + +* [thockin](https://github.com/thockin) +* [mattn](https://github.com/mattn) +* [cch123](https://github.com/cch123) +* [Oleg Shaldybin](https://github.com/olegshaldybin) +* [Jason Toffaletti](https://github.com/toffaletti) + +Report issue or pull request, or email taowen@gmail.com, or [![Gitter chat](https://badges.gitter.im/gitterHQ/gitter.png)](https://gitter.im/json-iterator/Lobby) diff --git a/vendor/github.com/json-iterator/go/adapter.go b/vendor/github.com/json-iterator/go/adapter.go new file mode 100644 index 000000000..f371bfed7 --- /dev/null +++ b/vendor/github.com/json-iterator/go/adapter.go @@ -0,0 +1,148 @@ +package jsoniter + +import ( + "bytes" + "io" +) + +// RawMessage to make replace json with jsoniter +type RawMessage []byte + +// Unmarshal adapts to json/encoding Unmarshal API +// +// Unmarshal parses the JSON-encoded data and stores the result in the value pointed to by v. +// Refer to https://godoc.org/encoding/json#Unmarshal for more information +func Unmarshal(data []byte, v interface{}) error { + return ConfigDefault.Unmarshal(data, v) +} + +// UnmarshalFromString convenient method to read from string instead of []byte +func UnmarshalFromString(str string, v interface{}) error { + return ConfigDefault.UnmarshalFromString(str, v) +} + +// Get quick method to get value from deeply nested JSON structure +func Get(data []byte, path ...interface{}) Any { + return ConfigDefault.Get(data, path...) +} + +// Marshal adapts to json/encoding Marshal API +// +// Marshal returns the JSON encoding of v, adapts to json/encoding Marshal API +// Refer to https://godoc.org/encoding/json#Marshal for more information +func Marshal(v interface{}) ([]byte, error) { + return ConfigDefault.Marshal(v) +} + +// MarshalIndent same as json.MarshalIndent. Prefix is not supported. +func MarshalIndent(v interface{}, prefix, indent string) ([]byte, error) { + return ConfigDefault.MarshalIndent(v, prefix, indent) +} + +// MarshalToString convenient method to write as string instead of []byte +func MarshalToString(v interface{}) (string, error) { + return ConfigDefault.MarshalToString(v) +} + +// NewDecoder adapts to json/stream NewDecoder API. +// +// NewDecoder returns a new decoder that reads from r. +// +// Instead of a json/encoding Decoder, an Decoder is returned +// Refer to https://godoc.org/encoding/json#NewDecoder for more information +func NewDecoder(reader io.Reader) *Decoder { + return ConfigDefault.NewDecoder(reader) +} + +// Decoder reads and decodes JSON values from an input stream. +// Decoder provides identical APIs with json/stream Decoder (Token() and UseNumber() are in progress) +type Decoder struct { + iter *Iterator +} + +// Decode decode JSON into interface{} +func (adapter *Decoder) Decode(obj interface{}) error { + if adapter.iter.head == adapter.iter.tail && adapter.iter.reader != nil { + if !adapter.iter.loadMore() { + return io.EOF + } + } + adapter.iter.ReadVal(obj) + err := adapter.iter.Error + if err == io.EOF { + return nil + } + return adapter.iter.Error +} + +// More is there more? +func (adapter *Decoder) More() bool { + iter := adapter.iter + if iter.Error != nil { + return false + } + if iter.head != iter.tail { + return true + } + return iter.loadMore() +} + +// Buffered remaining buffer +func (adapter *Decoder) Buffered() io.Reader { + remaining := adapter.iter.buf[adapter.iter.head:adapter.iter.tail] + return bytes.NewReader(remaining) +} + +// UseNumber causes the Decoder to unmarshal a number into an interface{} as a +// Number instead of as a float64. +func (adapter *Decoder) UseNumber() { + cfg := adapter.iter.cfg.configBeforeFrozen + cfg.UseNumber = true + adapter.iter.cfg = cfg.frozeWithCacheReuse() +} + +// DisallowUnknownFields causes the Decoder to return an error when the destination +// is a struct and the input contains object keys which do not match any +// non-ignored, exported fields in the destination. +func (adapter *Decoder) DisallowUnknownFields() { + cfg := adapter.iter.cfg.configBeforeFrozen + cfg.DisallowUnknownFields = true + adapter.iter.cfg = cfg.frozeWithCacheReuse() +} + +// NewEncoder same as json.NewEncoder +func NewEncoder(writer io.Writer) *Encoder { + return ConfigDefault.NewEncoder(writer) +} + +// Encoder same as json.Encoder +type Encoder struct { + stream *Stream +} + +// Encode encode interface{} as JSON to io.Writer +func (adapter *Encoder) Encode(val interface{}) error { + adapter.stream.WriteVal(val) + adapter.stream.WriteRaw("\n") + adapter.stream.Flush() + return adapter.stream.Error +} + +// SetIndent set the indention. Prefix is not supported +func (adapter *Encoder) SetIndent(prefix, indent string) { + config := adapter.stream.cfg.configBeforeFrozen + config.IndentionStep = len(indent) + adapter.stream.cfg = config.frozeWithCacheReuse() +} + +// SetEscapeHTML escape html by default, set to false to disable +func (adapter *Encoder) SetEscapeHTML(escapeHTML bool) { + config := adapter.stream.cfg.configBeforeFrozen + config.EscapeHTML = escapeHTML + adapter.stream.cfg = config.frozeWithCacheReuse() +} + +// Valid reports whether data is a valid JSON encoding. +func Valid(data []byte) bool { + return ConfigDefault.Valid(data) +} diff --git a/vendor/github.com/json-iterator/go/any.go b/vendor/github.com/json-iterator/go/any.go new file mode 100644 index 000000000..daecfed61 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any.go @@ -0,0 +1,321 @@ +package jsoniter + +import ( + "errors" + "fmt" + "github.com/modern-go/reflect2" + "io" + "reflect" + "strconv" + "unsafe" +) + +// Any generic object representation. +// The lazy json implementation holds []byte and parse lazily. +type Any interface { + LastError() error + ValueType() ValueType + MustBeValid() Any + ToBool() bool + ToInt() int + ToInt32() int32 + ToInt64() int64 + ToUint() uint + ToUint32() uint32 + ToUint64() uint64 + ToFloat32() float32 + ToFloat64() float64 + ToString() string + ToVal(val interface{}) + Get(path ...interface{}) Any + Size() int + Keys() []string + GetInterface() interface{} + WriteTo(stream *Stream) +} + +type baseAny struct{} + +func (any *baseAny) Get(path ...interface{}) Any { + return &invalidAny{baseAny{}, fmt.Errorf("GetIndex %v from simple value", path)} +} + +func (any *baseAny) Size() int { + return 0 +} + +func (any *baseAny) Keys() []string { + return []string{} +} + +func (any *baseAny) ToVal(obj interface{}) { + panic("not implemented") +} + +// WrapInt32 turn int32 into Any interface +func WrapInt32(val int32) Any { + return &int32Any{baseAny{}, val} +} + +// WrapInt64 turn int64 into Any interface +func WrapInt64(val int64) Any { + return &int64Any{baseAny{}, val} +} + +// WrapUint32 turn uint32 into Any interface +func WrapUint32(val uint32) Any { + return &uint32Any{baseAny{}, val} +} + +// WrapUint64 turn uint64 into Any interface +func WrapUint64(val uint64) Any { + return &uint64Any{baseAny{}, val} +} + +// WrapFloat64 turn float64 into Any interface +func WrapFloat64(val float64) Any { + return &floatAny{baseAny{}, val} +} + +// WrapString turn string into Any interface +func WrapString(val string) Any { + return &stringAny{baseAny{}, val} +} + +// Wrap turn a go object into Any interface +func Wrap(val interface{}) Any { + if val == nil { + return &nilAny{} + } + asAny, isAny := val.(Any) + if isAny { + return asAny + } + typ := reflect2.TypeOf(val) + switch typ.Kind() { + case reflect.Slice: + return wrapArray(val) + case reflect.Struct: + return wrapStruct(val) + case reflect.Map: + return wrapMap(val) + case reflect.String: + return WrapString(val.(string)) + case reflect.Int: + if strconv.IntSize == 32 { + return WrapInt32(int32(val.(int))) + } + return WrapInt64(int64(val.(int))) + case reflect.Int8: + return WrapInt32(int32(val.(int8))) + case reflect.Int16: + return WrapInt32(int32(val.(int16))) + case reflect.Int32: + return WrapInt32(val.(int32)) + case reflect.Int64: + return WrapInt64(val.(int64)) + case reflect.Uint: + if strconv.IntSize == 32 { + return WrapUint32(uint32(val.(uint))) + } + return WrapUint64(uint64(val.(uint))) + case reflect.Uintptr: + if ptrSize == 32 { + return WrapUint32(uint32(val.(uintptr))) + } + return WrapUint64(uint64(val.(uintptr))) + case reflect.Uint8: + return WrapUint32(uint32(val.(uint8))) + case reflect.Uint16: + return WrapUint32(uint32(val.(uint16))) + case reflect.Uint32: + return WrapUint32(uint32(val.(uint32))) + case reflect.Uint64: + return WrapUint64(val.(uint64)) + case reflect.Float32: + return WrapFloat64(float64(val.(float32))) + case reflect.Float64: + return WrapFloat64(val.(float64)) + case reflect.Bool: + if val.(bool) == true { + return &trueAny{} + } + return &falseAny{} + } + return &invalidAny{baseAny{}, fmt.Errorf("unsupported type: %v", typ)} +} + +// ReadAny read next JSON element as an Any object. It is a better json.RawMessage. +func (iter *Iterator) ReadAny() Any { + return iter.readAny() +} + +func (iter *Iterator) readAny() Any { + c := iter.nextToken() + switch c { + case '"': + iter.unreadByte() + return &stringAny{baseAny{}, iter.ReadString()} + case 'n': + iter.skipThreeBytes('u', 'l', 'l') // null + return &nilAny{} + case 't': + iter.skipThreeBytes('r', 'u', 'e') // true + return &trueAny{} + case 'f': + iter.skipFourBytes('a', 'l', 's', 'e') // false + return &falseAny{} + case '{': + return iter.readObjectAny() + case '[': + return iter.readArrayAny() + case '-': + return iter.readNumberAny(false) + case 0: + return &invalidAny{baseAny{}, errors.New("input is empty")} + default: + return iter.readNumberAny(true) + } +} + +func (iter *Iterator) readNumberAny(positive bool) Any { + iter.startCapture(iter.head - 1) + iter.skipNumber() + lazyBuf := iter.stopCapture() + return &numberLazyAny{baseAny{}, iter.cfg, lazyBuf, nil} +} + +func (iter *Iterator) readObjectAny() Any { + iter.startCapture(iter.head - 1) + iter.skipObject() + lazyBuf := iter.stopCapture() + return &objectLazyAny{baseAny{}, iter.cfg, lazyBuf, nil} +} + +func (iter *Iterator) readArrayAny() Any { + iter.startCapture(iter.head - 1) + iter.skipArray() + lazyBuf := iter.stopCapture() + return &arrayLazyAny{baseAny{}, iter.cfg, lazyBuf, nil} +} + +func locateObjectField(iter *Iterator, target string) []byte { + var found []byte + iter.ReadObjectCB(func(iter *Iterator, field string) bool { + if field == target { + found = iter.SkipAndReturnBytes() + return false + } + iter.Skip() + return true + }) + return found +} + +func locateArrayElement(iter *Iterator, target int) []byte { + var found []byte + n := 0 + iter.ReadArrayCB(func(iter *Iterator) bool { + if n == target { + found = iter.SkipAndReturnBytes() + return false + } + iter.Skip() + n++ + return true + }) + return found +} + +func locatePath(iter *Iterator, path []interface{}) Any { + for i, pathKeyObj := range path { + switch pathKey := pathKeyObj.(type) { + case string: + valueBytes := locateObjectField(iter, pathKey) + if valueBytes == nil { + return newInvalidAny(path[i:]) + } + iter.ResetBytes(valueBytes) + case int: + valueBytes := locateArrayElement(iter, pathKey) + if valueBytes == nil { + return newInvalidAny(path[i:]) + } + iter.ResetBytes(valueBytes) + case int32: + if '*' == pathKey { + return iter.readAny().Get(path[i:]...) + } + return newInvalidAny(path[i:]) + default: + return newInvalidAny(path[i:]) + } + } + if iter.Error != nil && iter.Error != io.EOF { + return &invalidAny{baseAny{}, iter.Error} + } + return iter.readAny() +} + +var anyType = reflect2.TypeOfPtr((*Any)(nil)).Elem() + +func createDecoderOfAny(ctx *ctx, typ reflect2.Type) ValDecoder { + if typ == anyType { + return &directAnyCodec{} + } + if typ.Implements(anyType) { + return &anyCodec{ + valType: typ, + } + } + return nil +} + +func createEncoderOfAny(ctx *ctx, typ reflect2.Type) ValEncoder { + if typ == anyType { + return &directAnyCodec{} + } + if typ.Implements(anyType) { + return &anyCodec{ + valType: typ, + } + } + return nil +} + +type anyCodec struct { + valType reflect2.Type +} + +func (codec *anyCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { + panic("not implemented") +} + +func (codec *anyCodec) Encode(ptr unsafe.Pointer, stream *Stream) { + obj := codec.valType.UnsafeIndirect(ptr) + any := obj.(Any) + any.WriteTo(stream) +} + +func (codec *anyCodec) IsEmpty(ptr unsafe.Pointer) bool { + obj := codec.valType.UnsafeIndirect(ptr) + any := obj.(Any) + return any.Size() == 0 +} + +type directAnyCodec struct { +} + +func (codec *directAnyCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { + *(*Any)(ptr) = iter.readAny() +} + +func (codec *directAnyCodec) Encode(ptr unsafe.Pointer, stream *Stream) { + any := *(*Any)(ptr) + any.WriteTo(stream) +} + +func (codec *directAnyCodec) IsEmpty(ptr unsafe.Pointer) bool { + any := *(*Any)(ptr) + return any.Size() == 0 +} diff --git a/vendor/github.com/json-iterator/go/any_array.go b/vendor/github.com/json-iterator/go/any_array.go new file mode 100644 index 000000000..0449e9aa4 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_array.go @@ -0,0 +1,278 @@ +package jsoniter + +import ( + "reflect" + "unsafe" +) + +type arrayLazyAny struct { + baseAny + cfg *frozenConfig + buf []byte + err error +} + +func (any *arrayLazyAny) ValueType() ValueType { + return ArrayValue +} + +func (any *arrayLazyAny) MustBeValid() Any { + return any +} + +func (any *arrayLazyAny) LastError() error { + return any.err +} + +func (any *arrayLazyAny) ToBool() bool { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + return iter.ReadArray() +} + +func (any *arrayLazyAny) ToInt() int { + if any.ToBool() { + return 1 + } + return 0 +} + +func (any *arrayLazyAny) ToInt32() int32 { + if any.ToBool() { + return 1 + } + return 0 +} + +func (any *arrayLazyAny) ToInt64() int64 { + if any.ToBool() { + return 1 + } + return 0 +} + +func (any *arrayLazyAny) ToUint() uint { + if any.ToBool() { + return 1 + } + return 0 +} + +func (any *arrayLazyAny) ToUint32() uint32 { + if any.ToBool() { + return 1 + } + return 0 +} + +func (any *arrayLazyAny) ToUint64() uint64 { + if any.ToBool() { + return 1 + } + return 0 +} + +func (any *arrayLazyAny) ToFloat32() float32 { + if any.ToBool() { + return 1 + } + return 0 +} + +func (any *arrayLazyAny) ToFloat64() float64 { + if any.ToBool() { + return 1 + } + return 0 +} + +func (any *arrayLazyAny) ToString() string { + return *(*string)(unsafe.Pointer(&any.buf)) +} + +func (any *arrayLazyAny) ToVal(val interface{}) { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + iter.ReadVal(val) +} + +func (any *arrayLazyAny) Get(path ...interface{}) Any { + if len(path) == 0 { + return any + } + switch firstPath := path[0].(type) { + case int: + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + valueBytes := locateArrayElement(iter, firstPath) + if valueBytes == nil { + return newInvalidAny(path) + } + iter.ResetBytes(valueBytes) + return locatePath(iter, path[1:]) + case int32: + if '*' == firstPath { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + arr := make([]Any, 0) + iter.ReadArrayCB(func(iter *Iterator) bool { + found := iter.readAny().Get(path[1:]...) + if found.ValueType() != InvalidValue { + arr = append(arr, found) + } + return true + }) + return wrapArray(arr) + } + return newInvalidAny(path) + default: + return newInvalidAny(path) + } +} + +func (any *arrayLazyAny) Size() int { + size := 0 + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + iter.ReadArrayCB(func(iter *Iterator) bool { + size++ + iter.Skip() + return true + }) + return size +} + +func (any *arrayLazyAny) WriteTo(stream *Stream) { + stream.Write(any.buf) +} + +func (any *arrayLazyAny) GetInterface() interface{} { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + return iter.Read() +} + +type arrayAny struct { + baseAny + val reflect.Value +} + +func wrapArray(val interface{}) *arrayAny { + return &arrayAny{baseAny{}, reflect.ValueOf(val)} +} + +func (any *arrayAny) ValueType() ValueType { + return ArrayValue +} + +func (any *arrayAny) MustBeValid() Any { + return any +} + +func (any *arrayAny) LastError() error { + return nil +} + +func (any *arrayAny) ToBool() bool { + return any.val.Len() != 0 +} + +func (any *arrayAny) ToInt() int { + if any.val.Len() == 0 { + return 0 + } + return 1 +} + +func (any *arrayAny) ToInt32() int32 { + if any.val.Len() == 0 { + return 0 + } + return 1 +} + +func (any *arrayAny) ToInt64() int64 { + if any.val.Len() == 0 { + return 0 + } + return 1 +} + +func (any *arrayAny) ToUint() uint { + if any.val.Len() == 0 { + return 0 + } + return 1 +} + +func (any *arrayAny) ToUint32() uint32 { + if any.val.Len() == 0 { + return 0 + } + return 1 +} + +func (any *arrayAny) ToUint64() uint64 { + if any.val.Len() == 0 { + return 0 + } + return 1 +} + +func (any *arrayAny) ToFloat32() float32 { + if any.val.Len() == 0 { + return 0 + } + return 1 +} + +func (any *arrayAny) ToFloat64() float64 { + if any.val.Len() == 0 { + return 0 + } + return 1 +} + +func (any *arrayAny) ToString() string { + str, _ := MarshalToString(any.val.Interface()) + return str +} + +func (any *arrayAny) Get(path ...interface{}) Any { + if len(path) == 0 { + return any + } + switch firstPath := path[0].(type) { + case int: + if firstPath < 0 || firstPath >= any.val.Len() { + return newInvalidAny(path) + } + return Wrap(any.val.Index(firstPath).Interface()) + case int32: + if '*' == firstPath { + mappedAll := make([]Any, 0) + for i := 0; i < any.val.Len(); i++ { + mapped := Wrap(any.val.Index(i).Interface()).Get(path[1:]...) + if mapped.ValueType() != InvalidValue { + mappedAll = append(mappedAll, mapped) + } + } + return wrapArray(mappedAll) + } + return newInvalidAny(path) + default: + return newInvalidAny(path) + } +} + +func (any *arrayAny) Size() int { + return any.val.Len() +} + +func (any *arrayAny) WriteTo(stream *Stream) { + stream.WriteVal(any.val) +} + +func (any *arrayAny) GetInterface() interface{} { + return any.val.Interface() +} diff --git a/vendor/github.com/json-iterator/go/any_bool.go b/vendor/github.com/json-iterator/go/any_bool.go new file mode 100644 index 000000000..9452324af --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_bool.go @@ -0,0 +1,137 @@ +package jsoniter + +type trueAny struct { + baseAny +} + +func (any *trueAny) LastError() error { + return nil +} + +func (any *trueAny) ToBool() bool { + return true +} + +func (any *trueAny) ToInt() int { + return 1 +} + +func (any *trueAny) ToInt32() int32 { + return 1 +} + +func (any *trueAny) ToInt64() int64 { + return 1 +} + +func (any *trueAny) ToUint() uint { + return 1 +} + +func (any *trueAny) ToUint32() uint32 { + return 1 +} + +func (any *trueAny) ToUint64() uint64 { + return 1 +} + +func (any *trueAny) ToFloat32() float32 { + return 1 +} + +func (any *trueAny) ToFloat64() float64 { + return 1 +} + +func (any *trueAny) ToString() string { + return "true" +} + +func (any *trueAny) WriteTo(stream *Stream) { + stream.WriteTrue() +} + +func (any *trueAny) Parse() *Iterator { + return nil +} + +func (any *trueAny) GetInterface() interface{} { + return true +} + +func (any *trueAny) ValueType() ValueType { + return BoolValue +} + +func (any *trueAny) MustBeValid() Any { + return any +} + +type falseAny struct { + baseAny +} + +func (any *falseAny) LastError() error { + return nil +} + +func (any *falseAny) ToBool() bool { + return false +} + +func (any *falseAny) ToInt() int { + return 0 +} + +func (any *falseAny) ToInt32() int32 { + return 0 +} + +func (any *falseAny) ToInt64() int64 { + return 0 +} + +func (any *falseAny) ToUint() uint { + return 0 +} + +func (any *falseAny) ToUint32() uint32 { + return 0 +} + +func (any *falseAny) ToUint64() uint64 { + return 0 +} + +func (any *falseAny) ToFloat32() float32 { + return 0 +} + +func (any *falseAny) ToFloat64() float64 { + return 0 +} + +func (any *falseAny) ToString() string { + return "false" +} + +func (any *falseAny) WriteTo(stream *Stream) { + stream.WriteFalse() +} + +func (any *falseAny) Parse() *Iterator { + return nil +} + +func (any *falseAny) GetInterface() interface{} { + return false +} + +func (any *falseAny) ValueType() ValueType { + return BoolValue +} + +func (any *falseAny) MustBeValid() Any { + return any +} diff --git a/vendor/github.com/json-iterator/go/any_float.go b/vendor/github.com/json-iterator/go/any_float.go new file mode 100644 index 000000000..35fdb0949 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_float.go @@ -0,0 +1,83 @@ +package jsoniter + +import ( + "strconv" +) + +type floatAny struct { + baseAny + val float64 +} + +func (any *floatAny) Parse() *Iterator { + return nil +} + +func (any *floatAny) ValueType() ValueType { + return NumberValue +} + +func (any *floatAny) MustBeValid() Any { + return any +} + +func (any *floatAny) LastError() error { + return nil +} + +func (any *floatAny) ToBool() bool { + return any.ToFloat64() != 0 +} + +func (any *floatAny) ToInt() int { + return int(any.val) +} + +func (any *floatAny) ToInt32() int32 { + return int32(any.val) +} + +func (any *floatAny) ToInt64() int64 { + return int64(any.val) +} + +func (any *floatAny) ToUint() uint { + if any.val > 0 { + return uint(any.val) + } + return 0 +} + +func (any *floatAny) ToUint32() uint32 { + if any.val > 0 { + return uint32(any.val) + } + return 0 +} + +func (any *floatAny) ToUint64() uint64 { + if any.val > 0 { + return uint64(any.val) + } + return 0 +} + +func (any *floatAny) ToFloat32() float32 { + return float32(any.val) +} + +func (any *floatAny) ToFloat64() float64 { + return any.val +} + +func (any *floatAny) ToString() string { + return strconv.FormatFloat(any.val, 'E', -1, 64) +} + +func (any *floatAny) WriteTo(stream *Stream) { + stream.WriteFloat64(any.val) +} + +func (any *floatAny) GetInterface() interface{} { + return any.val +} diff --git a/vendor/github.com/json-iterator/go/any_int32.go b/vendor/github.com/json-iterator/go/any_int32.go new file mode 100644 index 000000000..1b56f3991 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_int32.go @@ -0,0 +1,74 @@ +package jsoniter + +import ( + "strconv" +) + +type int32Any struct { + baseAny + val int32 +} + +func (any *int32Any) LastError() error { + return nil +} + +func (any *int32Any) ValueType() ValueType { + return NumberValue +} + +func (any *int32Any) MustBeValid() Any { + return any +} + +func (any *int32Any) ToBool() bool { + return any.val != 0 +} + +func (any *int32Any) ToInt() int { + return int(any.val) +} + +func (any *int32Any) ToInt32() int32 { + return any.val +} + +func (any *int32Any) ToInt64() int64 { + return int64(any.val) +} + +func (any *int32Any) ToUint() uint { + return uint(any.val) +} + +func (any *int32Any) ToUint32() uint32 { + return uint32(any.val) +} + +func (any *int32Any) ToUint64() uint64 { + return uint64(any.val) +} + +func (any *int32Any) ToFloat32() float32 { + return float32(any.val) +} + +func (any *int32Any) ToFloat64() float64 { + return float64(any.val) +} + +func (any *int32Any) ToString() string { + return strconv.FormatInt(int64(any.val), 10) +} + +func (any *int32Any) WriteTo(stream *Stream) { + stream.WriteInt32(any.val) +} + +func (any *int32Any) Parse() *Iterator { + return nil +} + +func (any *int32Any) GetInterface() interface{} { + return any.val +} diff --git a/vendor/github.com/json-iterator/go/any_int64.go b/vendor/github.com/json-iterator/go/any_int64.go new file mode 100644 index 000000000..c440d72b6 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_int64.go @@ -0,0 +1,74 @@ +package jsoniter + +import ( + "strconv" +) + +type int64Any struct { + baseAny + val int64 +} + +func (any *int64Any) LastError() error { + return nil +} + +func (any *int64Any) ValueType() ValueType { + return NumberValue +} + +func (any *int64Any) MustBeValid() Any { + return any +} + +func (any *int64Any) ToBool() bool { + return any.val != 0 +} + +func (any *int64Any) ToInt() int { + return int(any.val) +} + +func (any *int64Any) ToInt32() int32 { + return int32(any.val) +} + +func (any *int64Any) ToInt64() int64 { + return any.val +} + +func (any *int64Any) ToUint() uint { + return uint(any.val) +} + +func (any *int64Any) ToUint32() uint32 { + return uint32(any.val) +} + +func (any *int64Any) ToUint64() uint64 { + return uint64(any.val) +} + +func (any *int64Any) ToFloat32() float32 { + return float32(any.val) +} + +func (any *int64Any) ToFloat64() float64 { + return float64(any.val) +} + +func (any *int64Any) ToString() string { + return strconv.FormatInt(any.val, 10) +} + +func (any *int64Any) WriteTo(stream *Stream) { + stream.WriteInt64(any.val) +} + +func (any *int64Any) Parse() *Iterator { + return nil +} + +func (any *int64Any) GetInterface() interface{} { + return any.val +} diff --git a/vendor/github.com/json-iterator/go/any_invalid.go b/vendor/github.com/json-iterator/go/any_invalid.go new file mode 100644 index 000000000..1d859eac3 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_invalid.go @@ -0,0 +1,82 @@ +package jsoniter + +import "fmt" + +type invalidAny struct { + baseAny + err error +} + +func newInvalidAny(path []interface{}) *invalidAny { + return &invalidAny{baseAny{}, fmt.Errorf("%v not found", path)} +} + +func (any *invalidAny) LastError() error { + return any.err +} + +func (any *invalidAny) ValueType() ValueType { + return InvalidValue +} + +func (any *invalidAny) MustBeValid() Any { + panic(any.err) +} + +func (any *invalidAny) ToBool() bool { + return false +} + +func (any *invalidAny) ToInt() int { + return 0 +} + +func (any *invalidAny) ToInt32() int32 { + return 0 +} + +func (any *invalidAny) ToInt64() int64 { + return 0 +} + +func (any *invalidAny) ToUint() uint { + return 0 +} + +func (any *invalidAny) ToUint32() uint32 { + return 0 +} + +func (any *invalidAny) ToUint64() uint64 { + return 0 +} + +func (any *invalidAny) ToFloat32() float32 { + return 0 +} + +func (any *invalidAny) ToFloat64() float64 { + return 0 +} + +func (any *invalidAny) ToString() string { + return "" +} + +func (any *invalidAny) WriteTo(stream *Stream) { +} + +func (any *invalidAny) Get(path ...interface{}) Any { + if any.err == nil { + return &invalidAny{baseAny{}, fmt.Errorf("get %v from invalid", path)} + } + return &invalidAny{baseAny{}, fmt.Errorf("%v, get %v from invalid", any.err, path)} +} + +func (any *invalidAny) Parse() *Iterator { + return nil +} + +func (any *invalidAny) GetInterface() interface{} { + return nil +} diff --git a/vendor/github.com/json-iterator/go/any_nil.go b/vendor/github.com/json-iterator/go/any_nil.go new file mode 100644 index 000000000..d04cb54c1 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_nil.go @@ -0,0 +1,69 @@ +package jsoniter + +type nilAny struct { + baseAny +} + +func (any *nilAny) LastError() error { + return nil +} + +func (any *nilAny) ValueType() ValueType { + return NilValue +} + +func (any *nilAny) MustBeValid() Any { + return any +} + +func (any *nilAny) ToBool() bool { + return false +} + +func (any *nilAny) ToInt() int { + return 0 +} + +func (any *nilAny) ToInt32() int32 { + return 0 +} + +func (any *nilAny) ToInt64() int64 { + return 0 +} + +func (any *nilAny) ToUint() uint { + return 0 +} + +func (any *nilAny) ToUint32() uint32 { + return 0 +} + +func (any *nilAny) ToUint64() uint64 { + return 0 +} + +func (any *nilAny) ToFloat32() float32 { + return 0 +} + +func (any *nilAny) ToFloat64() float64 { + return 0 +} + +func (any *nilAny) ToString() string { + return "" +} + +func (any *nilAny) WriteTo(stream *Stream) { + stream.WriteNil() +} + +func (any *nilAny) Parse() *Iterator { + return nil +} + +func (any *nilAny) GetInterface() interface{} { + return nil +} diff --git a/vendor/github.com/json-iterator/go/any_number.go b/vendor/github.com/json-iterator/go/any_number.go new file mode 100644 index 000000000..9d1e901a6 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_number.go @@ -0,0 +1,123 @@ +package jsoniter + +import ( + "io" + "unsafe" +) + +type numberLazyAny struct { + baseAny + cfg *frozenConfig + buf []byte + err error +} + +func (any *numberLazyAny) ValueType() ValueType { + return NumberValue +} + +func (any *numberLazyAny) MustBeValid() Any { + return any +} + +func (any *numberLazyAny) LastError() error { + return any.err +} + +func (any *numberLazyAny) ToBool() bool { + return any.ToFloat64() != 0 +} + +func (any *numberLazyAny) ToInt() int { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + val := iter.ReadInt() + if iter.Error != nil && iter.Error != io.EOF { + any.err = iter.Error + } + return val +} + +func (any *numberLazyAny) ToInt32() int32 { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + val := iter.ReadInt32() + if iter.Error != nil && iter.Error != io.EOF { + any.err = iter.Error + } + return val +} + +func (any *numberLazyAny) ToInt64() int64 { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + val := iter.ReadInt64() + if iter.Error != nil && iter.Error != io.EOF { + any.err = iter.Error + } + return val +} + +func (any *numberLazyAny) ToUint() uint { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + val := iter.ReadUint() + if iter.Error != nil && iter.Error != io.EOF { + any.err = iter.Error + } + return val +} + +func (any *numberLazyAny) ToUint32() uint32 { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + val := iter.ReadUint32() + if iter.Error != nil && iter.Error != io.EOF { + any.err = iter.Error + } + return val +} + +func (any *numberLazyAny) ToUint64() uint64 { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + val := iter.ReadUint64() + if iter.Error != nil && iter.Error != io.EOF { + any.err = iter.Error + } + return val +} + +func (any *numberLazyAny) ToFloat32() float32 { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + val := iter.ReadFloat32() + if iter.Error != nil && iter.Error != io.EOF { + any.err = iter.Error + } + return val +} + +func (any *numberLazyAny) ToFloat64() float64 { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + val := iter.ReadFloat64() + if iter.Error != nil && iter.Error != io.EOF { + any.err = iter.Error + } + return val +} + +func (any *numberLazyAny) ToString() string { + return *(*string)(unsafe.Pointer(&any.buf)) +} + +func (any *numberLazyAny) WriteTo(stream *Stream) { + stream.Write(any.buf) +} + +func (any *numberLazyAny) GetInterface() interface{} { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + return iter.Read() +} diff --git a/vendor/github.com/json-iterator/go/any_object.go b/vendor/github.com/json-iterator/go/any_object.go new file mode 100644 index 000000000..c44ef5c98 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_object.go @@ -0,0 +1,374 @@ +package jsoniter + +import ( + "reflect" + "unsafe" +) + +type objectLazyAny struct { + baseAny + cfg *frozenConfig + buf []byte + err error +} + +func (any *objectLazyAny) ValueType() ValueType { + return ObjectValue +} + +func (any *objectLazyAny) MustBeValid() Any { + return any +} + +func (any *objectLazyAny) LastError() error { + return any.err +} + +func (any *objectLazyAny) ToBool() bool { + return true +} + +func (any *objectLazyAny) ToInt() int { + return 0 +} + +func (any *objectLazyAny) ToInt32() int32 { + return 0 +} + +func (any *objectLazyAny) ToInt64() int64 { + return 0 +} + +func (any *objectLazyAny) ToUint() uint { + return 0 +} + +func (any *objectLazyAny) ToUint32() uint32 { + return 0 +} + +func (any *objectLazyAny) ToUint64() uint64 { + return 0 +} + +func (any *objectLazyAny) ToFloat32() float32 { + return 0 +} + +func (any *objectLazyAny) ToFloat64() float64 { + return 0 +} + +func (any *objectLazyAny) ToString() string { + return *(*string)(unsafe.Pointer(&any.buf)) +} + +func (any *objectLazyAny) ToVal(obj interface{}) { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + iter.ReadVal(obj) +} + +func (any *objectLazyAny) Get(path ...interface{}) Any { + if len(path) == 0 { + return any + } + switch firstPath := path[0].(type) { + case string: + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + valueBytes := locateObjectField(iter, firstPath) + if valueBytes == nil { + return newInvalidAny(path) + } + iter.ResetBytes(valueBytes) + return locatePath(iter, path[1:]) + case int32: + if '*' == firstPath { + mappedAll := map[string]Any{} + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + iter.ReadMapCB(func(iter *Iterator, field string) bool { + mapped := locatePath(iter, path[1:]) + if mapped.ValueType() != InvalidValue { + mappedAll[field] = mapped + } + return true + }) + return wrapMap(mappedAll) + } + return newInvalidAny(path) + default: + return newInvalidAny(path) + } +} + +func (any *objectLazyAny) Keys() []string { + keys := []string{} + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + iter.ReadMapCB(func(iter *Iterator, field string) bool { + iter.Skip() + keys = append(keys, field) + return true + }) + return keys +} + +func (any *objectLazyAny) Size() int { + size := 0 + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + iter.ReadObjectCB(func(iter *Iterator, field string) bool { + iter.Skip() + size++ + return true + }) + return size +} + +func (any *objectLazyAny) WriteTo(stream *Stream) { + stream.Write(any.buf) +} + +func (any *objectLazyAny) GetInterface() interface{} { + iter := any.cfg.BorrowIterator(any.buf) + defer any.cfg.ReturnIterator(iter) + return iter.Read() +} + +type objectAny struct { + baseAny + err error + val reflect.Value +} + +func wrapStruct(val interface{}) *objectAny { + return &objectAny{baseAny{}, nil, reflect.ValueOf(val)} +} + +func (any *objectAny) ValueType() ValueType { + return ObjectValue +} + +func (any *objectAny) MustBeValid() Any { + return any +} + +func (any *objectAny) Parse() *Iterator { + return nil +} + +func (any *objectAny) LastError() error { + return any.err +} + +func (any *objectAny) ToBool() bool { + return any.val.NumField() != 0 +} + +func (any *objectAny) ToInt() int { + return 0 +} + +func (any *objectAny) ToInt32() int32 { + return 0 +} + +func (any *objectAny) ToInt64() int64 { + return 0 +} + +func (any *objectAny) ToUint() uint { + return 0 +} + +func (any *objectAny) ToUint32() uint32 { + return 0 +} + +func (any *objectAny) ToUint64() uint64 { + return 0 +} + +func (any *objectAny) ToFloat32() float32 { + return 0 +} + +func (any *objectAny) ToFloat64() float64 { + return 0 +} + +func (any *objectAny) ToString() string { + str, err := MarshalToString(any.val.Interface()) + any.err = err + return str +} + +func (any *objectAny) Get(path ...interface{}) Any { + if len(path) == 0 { + return any + } + switch firstPath := path[0].(type) { + case string: + field := any.val.FieldByName(firstPath) + if !field.IsValid() { + return newInvalidAny(path) + } + return Wrap(field.Interface()) + case int32: + if '*' == firstPath { + mappedAll := map[string]Any{} + for i := 0; i < any.val.NumField(); i++ { + field := any.val.Field(i) + if field.CanInterface() { + mapped := Wrap(field.Interface()).Get(path[1:]...) + if mapped.ValueType() != InvalidValue { + mappedAll[any.val.Type().Field(i).Name] = mapped + } + } + } + return wrapMap(mappedAll) + } + return newInvalidAny(path) + default: + return newInvalidAny(path) + } +} + +func (any *objectAny) Keys() []string { + keys := make([]string, 0, any.val.NumField()) + for i := 0; i < any.val.NumField(); i++ { + keys = append(keys, any.val.Type().Field(i).Name) + } + return keys +} + +func (any *objectAny) Size() int { + return any.val.NumField() +} + +func (any *objectAny) WriteTo(stream *Stream) { + stream.WriteVal(any.val) +} + +func (any *objectAny) GetInterface() interface{} { + return any.val.Interface() +} + +type mapAny struct { + baseAny + err error + val reflect.Value +} + +func wrapMap(val interface{}) *mapAny { + return &mapAny{baseAny{}, nil, reflect.ValueOf(val)} +} + +func (any *mapAny) ValueType() ValueType { + return ObjectValue +} + +func (any *mapAny) MustBeValid() Any { + return any +} + +func (any *mapAny) Parse() *Iterator { + return nil +} + +func (any *mapAny) LastError() error { + return any.err +} + +func (any *mapAny) ToBool() bool { + return true +} + +func (any *mapAny) ToInt() int { + return 0 +} + +func (any *mapAny) ToInt32() int32 { + return 0 +} + +func (any *mapAny) ToInt64() int64 { + return 0 +} + +func (any *mapAny) ToUint() uint { + return 0 +} + +func (any *mapAny) ToUint32() uint32 { + return 0 +} + +func (any *mapAny) ToUint64() uint64 { + return 0 +} + +func (any *mapAny) ToFloat32() float32 { + return 0 +} + +func (any *mapAny) ToFloat64() float64 { + return 0 +} + +func (any *mapAny) ToString() string { + str, err := MarshalToString(any.val.Interface()) + any.err = err + return str +} + +func (any *mapAny) Get(path ...interface{}) Any { + if len(path) == 0 { + return any + } + switch firstPath := path[0].(type) { + case int32: + if '*' == firstPath { + mappedAll := map[string]Any{} + for _, key := range any.val.MapKeys() { + keyAsStr := key.String() + element := Wrap(any.val.MapIndex(key).Interface()) + mapped := element.Get(path[1:]...) + if mapped.ValueType() != InvalidValue { + mappedAll[keyAsStr] = mapped + } + } + return wrapMap(mappedAll) + } + return newInvalidAny(path) + default: + value := any.val.MapIndex(reflect.ValueOf(firstPath)) + if !value.IsValid() { + return newInvalidAny(path) + } + return Wrap(value.Interface()) + } +} + +func (any *mapAny) Keys() []string { + keys := make([]string, 0, any.val.Len()) + for _, key := range any.val.MapKeys() { + keys = append(keys, key.String()) + } + return keys +} + +func (any *mapAny) Size() int { + return any.val.Len() +} + +func (any *mapAny) WriteTo(stream *Stream) { + stream.WriteVal(any.val) +} + +func (any *mapAny) GetInterface() interface{} { + return any.val.Interface() +} diff --git a/vendor/github.com/json-iterator/go/any_str.go b/vendor/github.com/json-iterator/go/any_str.go new file mode 100644 index 000000000..a4b93c78c --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_str.go @@ -0,0 +1,166 @@ +package jsoniter + +import ( + "fmt" + "strconv" +) + +type stringAny struct { + baseAny + val string +} + +func (any *stringAny) Get(path ...interface{}) Any { + if len(path) == 0 { + return any + } + return &invalidAny{baseAny{}, fmt.Errorf("GetIndex %v from simple value", path)} +} + +func (any *stringAny) Parse() *Iterator { + return nil +} + +func (any *stringAny) ValueType() ValueType { + return StringValue +} + +func (any *stringAny) MustBeValid() Any { + return any +} + +func (any *stringAny) LastError() error { + return nil +} + +func (any *stringAny) ToBool() bool { + str := any.ToString() + if str == "0" { + return false + } + for _, c := range str { + switch c { + case ' ', '\n', '\r', '\t': + default: + return true + } + } + return false +} + +func (any *stringAny) ToInt() int { + return int(any.ToInt64()) + +} + +func (any *stringAny) ToInt32() int32 { + return int32(any.ToInt64()) +} + +func (any *stringAny) ToInt64() int64 { + if any.val == "" { + return 0 + } + + flag := 1 + startPos := 0 + endPos := 0 + if any.val[0] == '+' || any.val[0] == '-' { + startPos = 1 + } + + if any.val[0] == '-' { + flag = -1 + } + + for i := startPos; i < len(any.val); i++ { + if any.val[i] >= '0' && any.val[i] <= '9' { + endPos = i + 1 + } else { + break + } + } + parsed, _ := strconv.ParseInt(any.val[startPos:endPos], 10, 64) + return int64(flag) * parsed +} + +func (any *stringAny) ToUint() uint { + return uint(any.ToUint64()) +} + +func (any *stringAny) ToUint32() uint32 { + return uint32(any.ToUint64()) +} + +func (any *stringAny) ToUint64() uint64 { + if any.val == "" { + return 0 + } + + startPos := 0 + endPos := 0 + + if any.val[0] == '-' { + return 0 + } + if any.val[0] == '+' { + startPos = 1 + } + + for i := startPos; i < len(any.val); i++ { + if any.val[i] >= '0' && any.val[i] <= '9' { + endPos = i + 1 + } else { + break + } + } + parsed, _ := strconv.ParseUint(any.val[startPos:endPos], 10, 64) + return parsed +} + +func (any *stringAny) ToFloat32() float32 { + return float32(any.ToFloat64()) +} + +func (any *stringAny) ToFloat64() float64 { + if len(any.val) == 0 { + return 0 + } + + // first char invalid + if any.val[0] != '+' && any.val[0] != '-' && (any.val[0] > '9' || any.val[0] < '0') { + return 0 + } + + // extract valid num expression from string + // eg 123true => 123, -12.12xxa => -12.12 + endPos := 1 + for i := 1; i < len(any.val); i++ { + if any.val[i] == '.' || any.val[i] == 'e' || any.val[i] == 'E' || any.val[i] == '+' || any.val[i] == '-' { + endPos = i + 1 + continue + } + + // end position is the first char which is not digit + if any.val[i] >= '0' && any.val[i] <= '9' { + endPos = i + 1 + } else { + endPos = i + break + } + } + parsed, _ := strconv.ParseFloat(any.val[:endPos], 64) + return parsed +} + +func (any *stringAny) ToString() string { + return any.val +} + +func (any *stringAny) WriteTo(stream *Stream) { + stream.WriteString(any.val) +} + +func (any *stringAny) GetInterface() interface{} { + return any.val +} diff --git a/vendor/github.com/json-iterator/go/any_uint32.go b/vendor/github.com/json-iterator/go/any_uint32.go new file mode 100644 index 000000000..656bbd33d --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_uint32.go @@ -0,0 +1,74 @@ +package jsoniter + +import ( + "strconv" +) + +type uint32Any struct { + baseAny + val uint32 +} + +func (any *uint32Any) LastError() error { + return nil +} + +func (any *uint32Any) ValueType() ValueType { + return NumberValue +} + +func (any *uint32Any) MustBeValid() Any { + return any +} + +func (any *uint32Any) ToBool() bool { + return any.val != 0 +} + +func (any *uint32Any) ToInt() int { + return int(any.val) +} + +func (any *uint32Any) ToInt32() int32 { + return int32(any.val) +} + +func (any *uint32Any) ToInt64() int64 { + return int64(any.val) +} + +func (any *uint32Any) ToUint() uint { + return uint(any.val) +} + +func (any *uint32Any) ToUint32() uint32 { + return any.val +} + +func (any *uint32Any) ToUint64() uint64 { + return uint64(any.val) +} + +func (any *uint32Any) ToFloat32() float32 { + return float32(any.val) +} + +func (any *uint32Any) ToFloat64() float64 { + return float64(any.val) +} + +func (any *uint32Any) ToString() string { + return strconv.FormatInt(int64(any.val), 10) +} + +func (any *uint32Any) WriteTo(stream *Stream) { + stream.WriteUint32(any.val) +} + +func (any *uint32Any) Parse() *Iterator { + return nil +} + +func (any *uint32Any) GetInterface() interface{} { + return any.val +} diff --git a/vendor/github.com/json-iterator/go/any_uint64.go b/vendor/github.com/json-iterator/go/any_uint64.go new file mode 100644 index 000000000..7df2fce33 --- /dev/null +++ b/vendor/github.com/json-iterator/go/any_uint64.go @@ -0,0 +1,74 @@ +package jsoniter + +import ( + "strconv" +) + +type uint64Any struct { + baseAny + val uint64 +} + +func (any *uint64Any) LastError() error { + return nil +} + +func (any *uint64Any) ValueType() ValueType { + return NumberValue +} + +func (any *uint64Any) MustBeValid() Any { + return any +} + +func (any *uint64Any) ToBool() bool { + return any.val != 0 +} + +func (any *uint64Any) ToInt() int { + return int(any.val) +} + +func (any *uint64Any) ToInt32() int32 { + return int32(any.val) +} + +func (any *uint64Any) ToInt64() int64 { + return int64(any.val) +} + +func (any *uint64Any) ToUint() uint { + return uint(any.val) +} + +func (any *uint64Any) ToUint32() uint32 { + return uint32(any.val) +} + +func (any *uint64Any) ToUint64() uint64 { + return any.val +} + +func (any *uint64Any) ToFloat32() float32 { + return float32(any.val) +} + +func (any *uint64Any) ToFloat64() float64 { + return float64(any.val) +} + +func (any *uint64Any) ToString() string { + return strconv.FormatUint(any.val, 10) +} + +func (any *uint64Any) WriteTo(stream *Stream) { + stream.WriteUint64(any.val) +} + +func (any *uint64Any) Parse() *Iterator { + return nil +} + +func (any *uint64Any) GetInterface() interface{} { + return any.val +} diff --git a/vendor/github.com/json-iterator/go/build.sh b/vendor/github.com/json-iterator/go/build.sh new file mode 100755 index 000000000..b45ef6883 --- /dev/null +++ b/vendor/github.com/json-iterator/go/build.sh @@ -0,0 +1,12 @@ +#!/bin/bash +set -e +set -x + +if [ ! -d /tmp/build-golang/src/github.com/json-iterator ]; then + mkdir -p /tmp/build-golang/src/github.com/json-iterator + ln -s $PWD /tmp/build-golang/src/github.com/json-iterator/go +fi +export GOPATH=/tmp/build-golang +go get -u github.com/golang/dep/cmd/dep +cd /tmp/build-golang/src/github.com/json-iterator/go +exec $GOPATH/bin/dep ensure -update diff --git a/vendor/github.com/json-iterator/go/config.go b/vendor/github.com/json-iterator/go/config.go new file mode 100644 index 000000000..bd66947d7 --- /dev/null +++ b/vendor/github.com/json-iterator/go/config.go @@ -0,0 +1,368 @@ +package jsoniter + +import ( + "encoding/json" + "github.com/modern-go/concurrent" + "github.com/modern-go/reflect2" + "io" + "reflect" + "sync" + "unsafe" +) + +// Config customize how the API should behave. +// The API is created from Config by Froze. +type Config struct { + IndentionStep int + MarshalFloatWith6Digits bool + EscapeHTML bool + SortMapKeys bool + UseNumber bool + DisallowUnknownFields bool + TagKey string + OnlyTaggedField bool + ValidateJsonRawMessage bool + ObjectFieldMustBeSimpleString bool +} + +// API the public interface of this package. +// Primary Marshal and Unmarshal. +type API interface { + IteratorPool + StreamPool + MarshalToString(v interface{}) (string, error) + Marshal(v interface{}) ([]byte, error) + MarshalIndent(v interface{}, prefix, indent string) ([]byte, error) + UnmarshalFromString(str string, v interface{}) error + Unmarshal(data []byte, v interface{}) error + Get(data []byte, path ...interface{}) Any + NewEncoder(writer io.Writer) *Encoder + NewDecoder(reader io.Reader) *Decoder + Valid(data []byte) bool + RegisterExtension(extension Extension) + DecoderOf(typ reflect2.Type) ValDecoder + EncoderOf(typ reflect2.Type) ValEncoder +} + +// ConfigDefault the default API +var ConfigDefault = Config{ + EscapeHTML: true, +}.Froze() + +// ConfigCompatibleWithStandardLibrary tries to be 100% compatible with standard library behavior +var ConfigCompatibleWithStandardLibrary = Config{ + EscapeHTML: true, + SortMapKeys: true, + ValidateJsonRawMessage: true, +}.Froze() + +// ConfigFastest marshals float with only 6 digits precision +var ConfigFastest = Config{ + EscapeHTML: false, + MarshalFloatWith6Digits: true, // will lose precession + ObjectFieldMustBeSimpleString: true, // do not unescape object field +}.Froze() + +type frozenConfig struct { + configBeforeFrozen Config + sortMapKeys bool + indentionStep int + objectFieldMustBeSimpleString bool + onlyTaggedField bool + disallowUnknownFields bool + decoderCache *concurrent.Map + encoderCache *concurrent.Map + extensions []Extension + streamPool *sync.Pool + iteratorPool *sync.Pool +} + +func (cfg *frozenConfig) initCache() { + cfg.decoderCache = concurrent.NewMap() + cfg.encoderCache = concurrent.NewMap() +} + +func (cfg *frozenConfig) addDecoderToCache(cacheKey uintptr, decoder ValDecoder) { + cfg.decoderCache.Store(cacheKey, decoder) +} + +func (cfg *frozenConfig) addEncoderToCache(cacheKey uintptr, encoder ValEncoder) { + cfg.encoderCache.Store(cacheKey, encoder) +} + +func (cfg *frozenConfig) getDecoderFromCache(cacheKey uintptr) ValDecoder { + decoder, found := cfg.decoderCache.Load(cacheKey) + if found { + return decoder.(ValDecoder) + } + return nil +} + +func (cfg *frozenConfig) getEncoderFromCache(cacheKey uintptr) ValEncoder { + encoder, found := cfg.encoderCache.Load(cacheKey) + if found { + return encoder.(ValEncoder) + } + return nil +} + +var cfgCache = concurrent.NewMap() + +func getFrozenConfigFromCache(cfg Config) *frozenConfig { + obj, found := cfgCache.Load(cfg) + if found { + return obj.(*frozenConfig) + } + return nil +} + +func addFrozenConfigToCache(cfg Config, frozenConfig *frozenConfig) { + cfgCache.Store(cfg, frozenConfig) +} + +// Froze forge API from config +func (cfg Config) Froze() API { + api := &frozenConfig{ + sortMapKeys: cfg.SortMapKeys, + indentionStep: cfg.IndentionStep, + objectFieldMustBeSimpleString: cfg.ObjectFieldMustBeSimpleString, + onlyTaggedField: cfg.OnlyTaggedField, + disallowUnknownFields: cfg.DisallowUnknownFields, + } + api.streamPool = &sync.Pool{ + New: func() interface{} { + return NewStream(api, nil, 512) + }, + } + api.iteratorPool = &sync.Pool{ + New: func() interface{} { + return NewIterator(api) + }, + } + api.initCache() + encoderExtension := EncoderExtension{} + decoderExtension := DecoderExtension{} + if cfg.MarshalFloatWith6Digits { + api.marshalFloatWith6Digits(encoderExtension) + } + if cfg.EscapeHTML { + api.escapeHTML(encoderExtension) + } + if cfg.UseNumber { + api.useNumber(decoderExtension) + } + if cfg.ValidateJsonRawMessage { + api.validateJsonRawMessage(encoderExtension) + } + if len(encoderExtension) > 0 { + api.extensions = append(api.extensions, encoderExtension) + } + if len(decoderExtension) > 0 { + api.extensions = append(api.extensions, decoderExtension) + } + api.configBeforeFrozen = cfg + return api +} + +func (cfg Config) frozeWithCacheReuse() *frozenConfig { + api := getFrozenConfigFromCache(cfg) + if api != nil { + return api + } + api = cfg.Froze().(*frozenConfig) + addFrozenConfigToCache(cfg, api) + return api +} + +func (cfg *frozenConfig) validateJsonRawMessage(extension EncoderExtension) { + encoder := &funcEncoder{func(ptr unsafe.Pointer, stream *Stream) { + rawMessage := *(*json.RawMessage)(ptr) + iter := cfg.BorrowIterator([]byte(rawMessage)) + iter.Read() + if iter.Error != nil { + stream.WriteRaw("null") + } else { + cfg.ReturnIterator(iter) + stream.WriteRaw(string(rawMessage)) + } + }, func(ptr unsafe.Pointer) bool { + return false + }} + extension[reflect2.TypeOfPtr((*json.RawMessage)(nil)).Elem()] = encoder + extension[reflect2.TypeOfPtr((*RawMessage)(nil)).Elem()] = encoder +} + +func (cfg *frozenConfig) useNumber(extension DecoderExtension) { + extension[reflect2.TypeOfPtr((*interface{})(nil)).Elem()] = &funcDecoder{func(ptr unsafe.Pointer, iter *Iterator) { + exitingValue := *((*interface{})(ptr)) + if exitingValue != nil && reflect.TypeOf(exitingValue).Kind() == reflect.Ptr { + iter.ReadVal(exitingValue) + return + } + if iter.WhatIsNext() == NumberValue { + *((*interface{})(ptr)) = json.Number(iter.readNumberAsString()) + } else { + *((*interface{})(ptr)) = iter.Read() + } + }} +} +func (cfg *frozenConfig) getTagKey() string { + tagKey := cfg.configBeforeFrozen.TagKey + if tagKey == "" { + return "json" + } + return tagKey +} + +func (cfg *frozenConfig) RegisterExtension(extension Extension) { + cfg.extensions = append(cfg.extensions, extension) +} + +type lossyFloat32Encoder struct { +} + +func (encoder *lossyFloat32Encoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteFloat32Lossy(*((*float32)(ptr))) +} + +func (encoder *lossyFloat32Encoder) IsEmpty(ptr unsafe.Pointer) bool { + return *((*float32)(ptr)) == 0 +} + +type lossyFloat64Encoder struct { +} + +func (encoder *lossyFloat64Encoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteFloat64Lossy(*((*float64)(ptr))) +} + +func (encoder *lossyFloat64Encoder) IsEmpty(ptr unsafe.Pointer) bool { + return *((*float64)(ptr)) == 0 +} + +// EnableLossyFloatMarshalling keeps 10**(-6) precision +// for float variables for better performance. +func (cfg *frozenConfig) marshalFloatWith6Digits(extension EncoderExtension) { + // for better performance + extension[reflect2.TypeOfPtr((*float32)(nil)).Elem()] = &lossyFloat32Encoder{} + extension[reflect2.TypeOfPtr((*float64)(nil)).Elem()] = &lossyFloat64Encoder{} +} + +type htmlEscapedStringEncoder struct { +} + +func (encoder *htmlEscapedStringEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + str := *((*string)(ptr)) + stream.WriteStringWithHTMLEscaped(str) +} + +func (encoder *htmlEscapedStringEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return *((*string)(ptr)) == "" +} + +func (cfg *frozenConfig) escapeHTML(encoderExtension EncoderExtension) { + encoderExtension[reflect2.TypeOfPtr((*string)(nil)).Elem()] = &htmlEscapedStringEncoder{} +} + +func (cfg *frozenConfig) cleanDecoders() { + typeDecoders = map[string]ValDecoder{} + fieldDecoders = map[string]ValDecoder{} + *cfg = *(cfg.configBeforeFrozen.Froze().(*frozenConfig)) +} + +func (cfg *frozenConfig) cleanEncoders() { + typeEncoders = map[string]ValEncoder{} + fieldEncoders = map[string]ValEncoder{} + *cfg = *(cfg.configBeforeFrozen.Froze().(*frozenConfig)) +} + +func (cfg *frozenConfig) MarshalToString(v interface{}) (string, error) { + stream := cfg.BorrowStream(nil) + defer cfg.ReturnStream(stream) + stream.WriteVal(v) + if stream.Error != nil { + return "", stream.Error + } + return string(stream.Buffer()), nil +} + +func (cfg *frozenConfig) Marshal(v interface{}) ([]byte, error) { + stream := cfg.BorrowStream(nil) + defer cfg.ReturnStream(stream) + stream.WriteVal(v) + if stream.Error != nil { + return nil, stream.Error + } + result := stream.Buffer() + copied := make([]byte, len(result)) + copy(copied, result) + return copied, nil +} + +func (cfg *frozenConfig) MarshalIndent(v interface{}, prefix, indent string) ([]byte, error) { + if prefix != "" { + panic("prefix is not supported") + } + for _, r := range indent { + if r != ' ' { + panic("indent can only be space") + } + } + newCfg := cfg.configBeforeFrozen + newCfg.IndentionStep = len(indent) + return newCfg.frozeWithCacheReuse().Marshal(v) +} + +func (cfg *frozenConfig) UnmarshalFromString(str string, v interface{}) error { + data := []byte(str) + iter := cfg.BorrowIterator(data) + defer cfg.ReturnIterator(iter) + iter.ReadVal(v) + c := iter.nextToken() + if c == 0 { + if iter.Error == io.EOF { + return nil + } + return iter.Error + } + iter.ReportError("Unmarshal", "there are bytes left after unmarshal") + return iter.Error +} + +func (cfg *frozenConfig) Get(data []byte, path ...interface{}) Any { + iter := cfg.BorrowIterator(data) + defer cfg.ReturnIterator(iter) + return locatePath(iter, path) +} + +func (cfg *frozenConfig) Unmarshal(data []byte, v interface{}) error { + iter := cfg.BorrowIterator(data) + defer cfg.ReturnIterator(iter) + iter.ReadVal(v) + c := iter.nextToken() + if c == 0 { + if iter.Error == io.EOF { + return nil + } + return iter.Error + } + iter.ReportError("Unmarshal", "there are bytes left after unmarshal") + return iter.Error +} + +func (cfg *frozenConfig) NewEncoder(writer io.Writer) *Encoder { + stream := NewStream(cfg, writer, 512) + return &Encoder{stream} +} + +func (cfg *frozenConfig) NewDecoder(reader io.Reader) *Decoder { + iter := Parse(cfg, reader, 512) + return &Decoder{iter} +} + +func (cfg *frozenConfig) Valid(data []byte) bool { + iter := cfg.BorrowIterator(data) + defer cfg.ReturnIterator(iter) + iter.Skip() + return iter.Error == nil +} diff --git a/vendor/github.com/json-iterator/go/fuzzy_mode_convert_table.md b/vendor/github.com/json-iterator/go/fuzzy_mode_convert_table.md new file mode 100644 index 000000000..3095662b0 --- /dev/null +++ b/vendor/github.com/json-iterator/go/fuzzy_mode_convert_table.md @@ -0,0 +1,7 @@ +| json type \ dest type | bool | int | uint | float |string| +| --- | --- | --- | --- |--|--| +| number | positive => true
negative => true
zero => false| 23.2 => 23
-32.1 => -32| 12.1 => 12
-12.1 => 0|as normal|same as origin| +| string | empty string => false
string "0" => false
other strings => true | "123.32" => 123
"-123.4" => -123
"123.23xxxw" => 123
"abcde12" => 0
"-32.1" => -32| 13.2 => 13
-1.1 => 0 |12.1 => 12.1
-12.3 => -12.3
12.4xxa => 12.4
+1.1e2 =>110 |same as origin| +| bool | true => true
false => false| true => 1
false => 0 | true => 1
false => 0 |true => 1
false => 0|true => "true"
false => "false"| +| object | true | 0 | 0 |0|originnal json| +| array | empty array => false
nonempty array => true| [] => 0
[1,2] => 1 | [] => 0
[1,2] => 1 |[] => 0
[1,2] => 1|original json| \ No newline at end of file diff --git a/vendor/github.com/json-iterator/go/iter.go b/vendor/github.com/json-iterator/go/iter.go new file mode 100644 index 000000000..95ae54fbf --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter.go @@ -0,0 +1,322 @@ +package jsoniter + +import ( + "encoding/json" + "fmt" + "io" +) + +// ValueType the type for JSON element +type ValueType int + +const ( + // InvalidValue invalid JSON element + InvalidValue ValueType = iota + // StringValue JSON element "string" + StringValue + // NumberValue JSON element 100 or 0.10 + NumberValue + // NilValue JSON element null + NilValue + // BoolValue JSON element true or false + BoolValue + // ArrayValue JSON element [] + ArrayValue + // ObjectValue JSON element {} + ObjectValue +) + +var hexDigits []byte +var valueTypes []ValueType + +func init() { + hexDigits = make([]byte, 256) + for i := 0; i < len(hexDigits); i++ { + hexDigits[i] = 255 + } + for i := '0'; i <= '9'; i++ { + hexDigits[i] = byte(i - '0') + } + for i := 'a'; i <= 'f'; i++ { + hexDigits[i] = byte((i - 'a') + 10) + } + for i := 'A'; i <= 'F'; i++ { + hexDigits[i] = byte((i - 'A') + 10) + } + valueTypes = make([]ValueType, 256) + for i := 0; i < len(valueTypes); i++ { + valueTypes[i] = InvalidValue + } + valueTypes['"'] = StringValue + valueTypes['-'] = NumberValue + valueTypes['0'] = NumberValue + valueTypes['1'] = NumberValue + valueTypes['2'] = NumberValue + valueTypes['3'] = NumberValue + valueTypes['4'] = NumberValue + valueTypes['5'] = NumberValue + valueTypes['6'] = NumberValue + valueTypes['7'] = NumberValue + valueTypes['8'] = NumberValue + valueTypes['9'] = NumberValue + valueTypes['t'] = BoolValue + valueTypes['f'] = BoolValue + valueTypes['n'] = NilValue + valueTypes['['] = ArrayValue + valueTypes['{'] = ObjectValue +} + +// Iterator is a io.Reader like object, with JSON specific read functions. +// Error is not returned as return value, but stored as Error member on this iterator instance. +type Iterator struct { + cfg *frozenConfig + reader io.Reader + buf []byte + head int + tail int + captureStartedAt int + captured []byte + Error error + Attachment interface{} // open for customized decoder +} + +// NewIterator creates an empty Iterator instance +func NewIterator(cfg API) *Iterator { + return &Iterator{ + cfg: cfg.(*frozenConfig), + reader: nil, + buf: nil, + head: 0, + tail: 0, + } +} + +// Parse creates an Iterator instance from io.Reader +func Parse(cfg API, reader io.Reader, bufSize int) *Iterator { + return &Iterator{ + cfg: cfg.(*frozenConfig), + reader: reader, + buf: make([]byte, bufSize), + head: 0, + tail: 0, + } +} + +// ParseBytes creates an Iterator instance from byte array +func ParseBytes(cfg API, input []byte) *Iterator { + return &Iterator{ + cfg: cfg.(*frozenConfig), + reader: nil, + buf: input, + head: 0, + tail: len(input), + } +} + +// ParseString creates an Iterator instance from string +func ParseString(cfg API, input string) *Iterator { + return ParseBytes(cfg, []byte(input)) +} + +// Pool returns a pool can provide more iterator with same configuration +func (iter *Iterator) Pool() IteratorPool { + return iter.cfg +} + +// Reset reuse iterator instance by specifying another reader +func (iter *Iterator) Reset(reader io.Reader) *Iterator { + iter.reader = reader + iter.head = 0 + iter.tail = 0 + return iter +} + +// ResetBytes reuse iterator instance by specifying another byte array as input +func (iter *Iterator) ResetBytes(input []byte) *Iterator { + iter.reader = nil + iter.buf = input + iter.head = 0 + iter.tail = len(input) + return iter +} + +// WhatIsNext gets ValueType of relatively next json element +func (iter *Iterator) WhatIsNext() ValueType { + valueType := valueTypes[iter.nextToken()] + iter.unreadByte() + return valueType +} + +func (iter *Iterator) skipWhitespacesWithoutLoadMore() bool { + for i := iter.head; i < iter.tail; i++ { + c := iter.buf[i] + switch c { + case ' ', '\n', '\t', '\r': + continue + } + iter.head = i + return false + } + return true +} + +func (iter *Iterator) isObjectEnd() bool { + c := iter.nextToken() + if c == ',' { + return false + } + if c == '}' { + return true + } + iter.ReportError("isObjectEnd", "object ended prematurely, unexpected char "+string([]byte{c})) + return true +} + +func (iter *Iterator) nextToken() byte { + // a variation of skip whitespaces, returning the next non-whitespace token + for { + for i := iter.head; i < iter.tail; i++ { + c := iter.buf[i] + switch c { + case ' ', '\n', '\t', '\r': + continue + } + iter.head = i + 1 + return c + } + if !iter.loadMore() { + return 0 + } + } +} + +// ReportError record a error in iterator instance with current position. +func (iter *Iterator) ReportError(operation string, msg string) { + if iter.Error != nil { + if iter.Error != io.EOF { + return + } + } + peekStart := iter.head - 10 + if peekStart < 0 { + peekStart = 0 + } + peekEnd := iter.head + 10 + if peekEnd > iter.tail { + peekEnd = iter.tail + } + parsing := string(iter.buf[peekStart:peekEnd]) + contextStart := iter.head - 50 + if contextStart < 0 { + contextStart = 0 + } + contextEnd := iter.head + 50 + if contextEnd > iter.tail { + contextEnd = iter.tail + } + context := string(iter.buf[contextStart:contextEnd]) + iter.Error = fmt.Errorf("%s: %s, error found in #%v byte of ...|%s|..., bigger context ...|%s|...", + operation, msg, iter.head-peekStart, parsing, context) +} + +// CurrentBuffer gets current buffer as string for debugging purpose +func (iter *Iterator) CurrentBuffer() string { + peekStart := iter.head - 10 + if peekStart < 0 { + peekStart = 0 + } + return fmt.Sprintf("parsing #%v byte, around ...|%s|..., whole buffer ...|%s|...", iter.head, + string(iter.buf[peekStart:iter.head]), string(iter.buf[0:iter.tail])) +} + +func (iter *Iterator) readByte() (ret byte) { + if iter.head == iter.tail { + if iter.loadMore() { + ret = iter.buf[iter.head] + iter.head++ + return ret + } + return 0 + } + ret = iter.buf[iter.head] + iter.head++ + return ret +} + +func (iter *Iterator) loadMore() bool { + if iter.reader == nil { + if iter.Error == nil { + iter.head = iter.tail + iter.Error = io.EOF + } + return false + } + if iter.captured != nil { + iter.captured = append(iter.captured, + iter.buf[iter.captureStartedAt:iter.tail]...) + iter.captureStartedAt = 0 + } + for { + n, err := iter.reader.Read(iter.buf) + if n == 0 { + if err != nil { + if iter.Error == nil { + iter.Error = err + } + return false + } + } else { + iter.head = 0 + iter.tail = n + return true + } + } +} + +func (iter *Iterator) unreadByte() { + if iter.Error != nil { + return + } + iter.head-- + return +} + +// Read read the next JSON element as generic interface{}. +func (iter *Iterator) Read() interface{} { + valueType := iter.WhatIsNext() + switch valueType { + case StringValue: + return iter.ReadString() + case NumberValue: + if iter.cfg.configBeforeFrozen.UseNumber { + return json.Number(iter.readNumberAsString()) + } + return iter.ReadFloat64() + case NilValue: + iter.skipFourBytes('n', 'u', 'l', 'l') + return nil + case BoolValue: + return iter.ReadBool() + case ArrayValue: + arr := []interface{}{} + iter.ReadArrayCB(func(iter *Iterator) bool { + var elem interface{} + iter.ReadVal(&elem) + arr = append(arr, elem) + return true + }) + return arr + case ObjectValue: + obj := map[string]interface{}{} + iter.ReadMapCB(func(Iter *Iterator, field string) bool { + var elem interface{} + iter.ReadVal(&elem) + obj[field] = elem + return true + }) + return obj + default: + iter.ReportError("Read", fmt.Sprintf("unexpected value type: %v", valueType)) + return nil + } +} diff --git a/vendor/github.com/json-iterator/go/iter_array.go b/vendor/github.com/json-iterator/go/iter_array.go new file mode 100644 index 000000000..6188cb457 --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter_array.go @@ -0,0 +1,58 @@ +package jsoniter + +// ReadArray read array element, tells if the array has more element to read. +func (iter *Iterator) ReadArray() (ret bool) { + c := iter.nextToken() + switch c { + case 'n': + iter.skipThreeBytes('u', 'l', 'l') + return false // null + case '[': + c = iter.nextToken() + if c != ']' { + iter.unreadByte() + return true + } + return false + case ']': + return false + case ',': + return true + default: + iter.ReportError("ReadArray", "expect [ or , or ] or n, but found "+string([]byte{c})) + return + } +} + +// ReadArrayCB read array with callback +func (iter *Iterator) ReadArrayCB(callback func(*Iterator) bool) (ret bool) { + c := iter.nextToken() + if c == '[' { + c = iter.nextToken() + if c != ']' { + iter.unreadByte() + if !callback(iter) { + return false + } + c = iter.nextToken() + for c == ',' { + if !callback(iter) { + return false + } + c = iter.nextToken() + } + if c != ']' { + iter.ReportError("ReadArrayCB", "expect ] in the end, but found "+string([]byte{c})) + return false + } + return true + } + return true + } + if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') + return true // null + } + iter.ReportError("ReadArrayCB", "expect [ or n, but found "+string([]byte{c})) + return false +} diff --git a/vendor/github.com/json-iterator/go/iter_float.go b/vendor/github.com/json-iterator/go/iter_float.go new file mode 100644 index 000000000..4f883c095 --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter_float.go @@ -0,0 +1,347 @@ +package jsoniter + +import ( + "encoding/json" + "io" + "math/big" + "strconv" + "strings" + "unsafe" +) + +var floatDigits []int8 + +const invalidCharForNumber = int8(-1) +const endOfNumber = int8(-2) +const dotInNumber = int8(-3) + +func init() { + floatDigits = make([]int8, 256) + for i := 0; i < len(floatDigits); i++ { + floatDigits[i] = invalidCharForNumber + } + for i := int8('0'); i <= int8('9'); i++ { + floatDigits[i] = i - int8('0') + } + floatDigits[','] = endOfNumber + floatDigits[']'] = endOfNumber + floatDigits['}'] = endOfNumber + floatDigits[' '] = endOfNumber + floatDigits['\t'] = endOfNumber + floatDigits['\n'] = endOfNumber + floatDigits['.'] = dotInNumber +} + +// ReadBigFloat read big.Float +func (iter *Iterator) ReadBigFloat() (ret *big.Float) { + str := iter.readNumberAsString() + if iter.Error != nil && iter.Error != io.EOF { + return nil + } + prec := 64 + if len(str) > prec { + prec = len(str) + } + val, _, err := big.ParseFloat(str, 10, uint(prec), big.ToZero) + if err != nil { + iter.Error = err + return nil + } + return val +} + +// ReadBigInt read big.Int +func (iter *Iterator) ReadBigInt() (ret *big.Int) { + str := iter.readNumberAsString() + if iter.Error != nil && iter.Error != io.EOF { + return nil + } + ret = big.NewInt(0) + var success bool + ret, success = ret.SetString(str, 10) + if !success { + iter.ReportError("ReadBigInt", "invalid big int") + return nil + } + return ret +} + +//ReadFloat32 read float32 +func (iter *Iterator) ReadFloat32() (ret float32) { + c := iter.nextToken() + if c == '-' { + return -iter.readPositiveFloat32() + } + iter.unreadByte() + return iter.readPositiveFloat32() +} + +func (iter *Iterator) readPositiveFloat32() (ret float32) { + value := uint64(0) + c := byte(' ') + i := iter.head + // first char + if i == iter.tail { + return iter.readFloat32SlowPath() + } + c = iter.buf[i] + i++ + ind := floatDigits[c] + switch ind { + case invalidCharForNumber: + return iter.readFloat32SlowPath() + case endOfNumber: + iter.ReportError("readFloat32", "empty number") + return + case dotInNumber: + iter.ReportError("readFloat32", "leading dot is invalid") + return + case 0: + if i == iter.tail { + return iter.readFloat32SlowPath() + } + c = iter.buf[i] + switch c { + case '0', '1', '2', '3', '4', '5', '6', '7', '8', '9': + iter.ReportError("readFloat32", "leading zero is invalid") + return + } + } + value = uint64(ind) + // chars before dot +non_decimal_loop: + for ; i < iter.tail; i++ { + c = iter.buf[i] + ind := floatDigits[c] + switch ind { + case invalidCharForNumber: + return iter.readFloat32SlowPath() + case endOfNumber: + iter.head = i + return float32(value) + case dotInNumber: + break non_decimal_loop + } + if value > uint64SafeToMultiple10 { + return iter.readFloat32SlowPath() + } + value = (value << 3) + (value << 1) + uint64(ind) // value = value * 10 + ind; + } + // chars after dot + if c == '.' { + i++ + decimalPlaces := 0 + if i == iter.tail { + return iter.readFloat32SlowPath() + } + for ; i < iter.tail; i++ { + c = iter.buf[i] + ind := floatDigits[c] + switch ind { + case endOfNumber: + if decimalPlaces > 0 && decimalPlaces < len(pow10) { + iter.head = i + return float32(float64(value) / float64(pow10[decimalPlaces])) + } + // too many decimal places + return iter.readFloat32SlowPath() + case invalidCharForNumber: + fallthrough + case dotInNumber: + return iter.readFloat32SlowPath() + } + decimalPlaces++ + if value > uint64SafeToMultiple10 { + return iter.readFloat32SlowPath() + } + value = (value << 3) + (value << 1) + uint64(ind) + } + } + return iter.readFloat32SlowPath() +} + +func (iter *Iterator) readNumberAsString() (ret string) { + strBuf := [16]byte{} + str := strBuf[0:0] +load_loop: + for { + for i := iter.head; i < iter.tail; i++ { + c := iter.buf[i] + switch c { + case '+', '-', '.', 'e', 'E', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9': + str = append(str, c) + continue + default: + iter.head = i + break load_loop + } + } + if !iter.loadMore() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + return + } + if len(str) == 0 { + iter.ReportError("readNumberAsString", "invalid number") + } + return *(*string)(unsafe.Pointer(&str)) +} + +func (iter *Iterator) readFloat32SlowPath() (ret float32) { + str := iter.readNumberAsString() + if iter.Error != nil && iter.Error != io.EOF { + return + } + errMsg := validateFloat(str) + if errMsg != "" { + iter.ReportError("readFloat32SlowPath", errMsg) + return + } + val, err := strconv.ParseFloat(str, 32) + if err != nil { + iter.Error = err + return + } + return float32(val) +} + +// ReadFloat64 read float64 +func (iter *Iterator) ReadFloat64() (ret float64) { + c := iter.nextToken() + if c == '-' { + return -iter.readPositiveFloat64() + } + iter.unreadByte() + return iter.readPositiveFloat64() +} + +func (iter *Iterator) readPositiveFloat64() (ret float64) { + value := uint64(0) + c := byte(' ') + i := iter.head + // first char + if i == iter.tail { + return iter.readFloat64SlowPath() + } + c = iter.buf[i] + i++ + ind := floatDigits[c] + switch ind { + case invalidCharForNumber: + return iter.readFloat64SlowPath() + case endOfNumber: + iter.ReportError("readFloat64", "empty number") + return + case dotInNumber: + iter.ReportError("readFloat64", "leading dot is invalid") + return + case 0: + if i == iter.tail { + return iter.readFloat64SlowPath() + } + c = iter.buf[i] + switch c { + case '0', '1', '2', '3', '4', '5', '6', '7', '8', '9': + iter.ReportError("readFloat64", "leading zero is invalid") + return + } + } + value = uint64(ind) + // chars before dot +non_decimal_loop: + for ; i < iter.tail; i++ { + c = iter.buf[i] + ind := floatDigits[c] + switch ind { + case invalidCharForNumber: + return iter.readFloat64SlowPath() + case endOfNumber: + iter.head = i + return float64(value) + case dotInNumber: + break non_decimal_loop + } + if value > uint64SafeToMultiple10 { + return iter.readFloat64SlowPath() + } + value = (value << 3) + (value << 1) + uint64(ind) // value = value * 10 + ind; + } + // chars after dot + if c == '.' { + i++ + decimalPlaces := 0 + if i == iter.tail { + return iter.readFloat64SlowPath() + } + for ; i < iter.tail; i++ { + c = iter.buf[i] + ind := floatDigits[c] + switch ind { + case endOfNumber: + if decimalPlaces > 0 && decimalPlaces < len(pow10) { + iter.head = i + return float64(value) / float64(pow10[decimalPlaces]) + } + // too many decimal places + return iter.readFloat64SlowPath() + case invalidCharForNumber: + fallthrough + case dotInNumber: + return iter.readFloat64SlowPath() + } + decimalPlaces++ + if value > uint64SafeToMultiple10 { + return iter.readFloat64SlowPath() + } + value = (value << 3) + (value << 1) + uint64(ind) + } + } + return iter.readFloat64SlowPath() +} + +func (iter *Iterator) readFloat64SlowPath() (ret float64) { + str := iter.readNumberAsString() + if iter.Error != nil && iter.Error != io.EOF { + return + } + errMsg := validateFloat(str) + if errMsg != "" { + iter.ReportError("readFloat64SlowPath", errMsg) + return + } + val, err := strconv.ParseFloat(str, 64) + if err != nil { + iter.Error = err + return + } + return val +} + +func validateFloat(str string) string { + // strconv.ParseFloat is not validating `1.` or `1.e1` + if len(str) == 0 { + return "empty number" + } + if str[0] == '-' { + return "-- is not valid" + } + dotPos := strings.IndexByte(str, '.') + if dotPos != -1 { + if dotPos == len(str)-1 { + return "dot can not be last character" + } + switch str[dotPos+1] { + case '0', '1', '2', '3', '4', '5', '6', '7', '8', '9': + default: + return "missing digit after dot" + } + } + return "" +} + +// ReadNumber read json.Number +func (iter *Iterator) ReadNumber() (ret json.Number) { + return json.Number(iter.readNumberAsString()) +} diff --git a/vendor/github.com/json-iterator/go/iter_int.go b/vendor/github.com/json-iterator/go/iter_int.go new file mode 100644 index 000000000..214232035 --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter_int.go @@ -0,0 +1,345 @@ +package jsoniter + +import ( + "math" + "strconv" +) + +var intDigits []int8 + +const uint32SafeToMultiply10 = uint32(0xffffffff)/10 - 1 +const uint64SafeToMultiple10 = uint64(0xffffffffffffffff)/10 - 1 + +func init() { + intDigits = make([]int8, 256) + for i := 0; i < len(intDigits); i++ { + intDigits[i] = invalidCharForNumber + } + for i := int8('0'); i <= int8('9'); i++ { + intDigits[i] = i - int8('0') + } +} + +// ReadUint read uint +func (iter *Iterator) ReadUint() uint { + if strconv.IntSize == 32 { + return uint(iter.ReadUint32()) + } + return uint(iter.ReadUint64()) +} + +// ReadInt read int +func (iter *Iterator) ReadInt() int { + if strconv.IntSize == 32 { + return int(iter.ReadInt32()) + } + return int(iter.ReadInt64()) +} + +// ReadInt8 read int8 +func (iter *Iterator) ReadInt8() (ret int8) { + c := iter.nextToken() + if c == '-' { + val := iter.readUint32(iter.readByte()) + if val > math.MaxInt8+1 { + iter.ReportError("ReadInt8", "overflow: "+strconv.FormatInt(int64(val), 10)) + return + } + return -int8(val) + } + val := iter.readUint32(c) + if val > math.MaxInt8 { + iter.ReportError("ReadInt8", "overflow: "+strconv.FormatInt(int64(val), 10)) + return + } + return int8(val) +} + +// ReadUint8 read uint8 +func (iter *Iterator) ReadUint8() (ret uint8) { + val := iter.readUint32(iter.nextToken()) + if val > math.MaxUint8 { + iter.ReportError("ReadUint8", "overflow: "+strconv.FormatInt(int64(val), 10)) + return + } + return uint8(val) +} + +// ReadInt16 read int16 +func (iter *Iterator) ReadInt16() (ret int16) { + c := iter.nextToken() + if c == '-' { + val := iter.readUint32(iter.readByte()) + if val > math.MaxInt16+1 { + iter.ReportError("ReadInt16", "overflow: "+strconv.FormatInt(int64(val), 10)) + return + } + return -int16(val) + } + val := iter.readUint32(c) + if val > math.MaxInt16 { + iter.ReportError("ReadInt16", "overflow: "+strconv.FormatInt(int64(val), 10)) + return + } + return int16(val) +} + +// ReadUint16 read uint16 +func (iter *Iterator) ReadUint16() (ret uint16) { + val := iter.readUint32(iter.nextToken()) + if val > math.MaxUint16 { + iter.ReportError("ReadUint16", "overflow: "+strconv.FormatInt(int64(val), 10)) + return + } + return uint16(val) +} + +// ReadInt32 read int32 +func (iter *Iterator) ReadInt32() (ret int32) { + c := iter.nextToken() + if c == '-' { + val := iter.readUint32(iter.readByte()) + if val > math.MaxInt32+1 { + iter.ReportError("ReadInt32", "overflow: "+strconv.FormatInt(int64(val), 10)) + return + } + return -int32(val) + } + val := iter.readUint32(c) + if val > math.MaxInt32 { + iter.ReportError("ReadInt32", "overflow: "+strconv.FormatInt(int64(val), 10)) + return + } + return int32(val) +} + +// ReadUint32 read uint32 +func (iter *Iterator) ReadUint32() (ret uint32) { + return iter.readUint32(iter.nextToken()) +} + +func (iter *Iterator) readUint32(c byte) (ret uint32) { + ind := intDigits[c] + if ind == 0 { + iter.assertInteger() + return 0 // single zero + } + if ind == invalidCharForNumber { + iter.ReportError("readUint32", "unexpected character: "+string([]byte{byte(ind)})) + return + } + value := uint32(ind) + if iter.tail-iter.head > 10 { + i := iter.head + ind2 := intDigits[iter.buf[i]] + if ind2 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value + } + i++ + ind3 := intDigits[iter.buf[i]] + if ind3 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*10 + uint32(ind2) + } + //iter.head = i + 1 + //value = value * 100 + uint32(ind2) * 10 + uint32(ind3) + i++ + ind4 := intDigits[iter.buf[i]] + if ind4 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*100 + uint32(ind2)*10 + uint32(ind3) + } + i++ + ind5 := intDigits[iter.buf[i]] + if ind5 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*1000 + uint32(ind2)*100 + uint32(ind3)*10 + uint32(ind4) + } + i++ + ind6 := intDigits[iter.buf[i]] + if ind6 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*10000 + uint32(ind2)*1000 + uint32(ind3)*100 + uint32(ind4)*10 + uint32(ind5) + } + i++ + ind7 := intDigits[iter.buf[i]] + if ind7 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*100000 + uint32(ind2)*10000 + uint32(ind3)*1000 + uint32(ind4)*100 + uint32(ind5)*10 + uint32(ind6) + } + i++ + ind8 := intDigits[iter.buf[i]] + if ind8 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*1000000 + uint32(ind2)*100000 + uint32(ind3)*10000 + uint32(ind4)*1000 + uint32(ind5)*100 + uint32(ind6)*10 + uint32(ind7) + } + i++ + ind9 := intDigits[iter.buf[i]] + value = value*10000000 + uint32(ind2)*1000000 + uint32(ind3)*100000 + uint32(ind4)*10000 + uint32(ind5)*1000 + uint32(ind6)*100 + uint32(ind7)*10 + uint32(ind8) + iter.head = i + if ind9 == invalidCharForNumber { + iter.assertInteger() + return value + } + } + for { + for i := iter.head; i < iter.tail; i++ { + ind = intDigits[iter.buf[i]] + if ind == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value + } + if value > uint32SafeToMultiply10 { + value2 := (value << 3) + (value << 1) + uint32(ind) + if value2 < value { + iter.ReportError("readUint32", "overflow") + return + } + value = value2 + continue + } + value = (value << 3) + (value << 1) + uint32(ind) + } + if !iter.loadMore() { + iter.assertInteger() + return value + } + } +} + +// ReadInt64 read int64 +func (iter *Iterator) ReadInt64() (ret int64) { + c := iter.nextToken() + if c == '-' { + val := iter.readUint64(iter.readByte()) + if val > math.MaxInt64+1 { + iter.ReportError("ReadInt64", "overflow: "+strconv.FormatUint(uint64(val), 10)) + return + } + return -int64(val) + } + val := iter.readUint64(c) + if val > math.MaxInt64 { + iter.ReportError("ReadInt64", "overflow: "+strconv.FormatUint(uint64(val), 10)) + return + } + return int64(val) +} + +// ReadUint64 read uint64 +func (iter *Iterator) ReadUint64() uint64 { + return iter.readUint64(iter.nextToken()) +} + +func (iter *Iterator) readUint64(c byte) (ret uint64) { + ind := intDigits[c] + if ind == 0 { + iter.assertInteger() + return 0 // single zero + } + if ind == invalidCharForNumber { + iter.ReportError("readUint64", "unexpected character: "+string([]byte{byte(ind)})) + return + } + value := uint64(ind) + if iter.tail-iter.head > 10 { + i := iter.head + ind2 := intDigits[iter.buf[i]] + if ind2 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value + } + i++ + ind3 := intDigits[iter.buf[i]] + if ind3 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*10 + uint64(ind2) + } + //iter.head = i + 1 + //value = value * 100 + uint32(ind2) * 10 + uint32(ind3) + i++ + ind4 := intDigits[iter.buf[i]] + if ind4 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*100 + uint64(ind2)*10 + uint64(ind3) + } + i++ + ind5 := intDigits[iter.buf[i]] + if ind5 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*1000 + uint64(ind2)*100 + uint64(ind3)*10 + uint64(ind4) + } + i++ + ind6 := intDigits[iter.buf[i]] + if ind6 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*10000 + uint64(ind2)*1000 + uint64(ind3)*100 + uint64(ind4)*10 + uint64(ind5) + } + i++ + ind7 := intDigits[iter.buf[i]] + if ind7 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*100000 + uint64(ind2)*10000 + uint64(ind3)*1000 + uint64(ind4)*100 + uint64(ind5)*10 + uint64(ind6) + } + i++ + ind8 := intDigits[iter.buf[i]] + if ind8 == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value*1000000 + uint64(ind2)*100000 + uint64(ind3)*10000 + uint64(ind4)*1000 + uint64(ind5)*100 + uint64(ind6)*10 + uint64(ind7) + } + i++ + ind9 := intDigits[iter.buf[i]] + value = value*10000000 + uint64(ind2)*1000000 + uint64(ind3)*100000 + uint64(ind4)*10000 + uint64(ind5)*1000 + uint64(ind6)*100 + uint64(ind7)*10 + uint64(ind8) + iter.head = i + if ind9 == invalidCharForNumber { + iter.assertInteger() + return value + } + } + for { + for i := iter.head; i < iter.tail; i++ { + ind = intDigits[iter.buf[i]] + if ind == invalidCharForNumber { + iter.head = i + iter.assertInteger() + return value + } + if value > uint64SafeToMultiple10 { + value2 := (value << 3) + (value << 1) + uint64(ind) + if value2 < value { + iter.ReportError("readUint64", "overflow") + return + } + value = value2 + continue + } + value = (value << 3) + (value << 1) + uint64(ind) + } + if !iter.loadMore() { + iter.assertInteger() + return value + } + } +} + +func (iter *Iterator) assertInteger() { + if iter.head < len(iter.buf) && iter.buf[iter.head] == '.' { + iter.ReportError("assertInteger", "can not decode float as int") + } +} diff --git a/vendor/github.com/json-iterator/go/iter_object.go b/vendor/github.com/json-iterator/go/iter_object.go new file mode 100644 index 000000000..ebd3da895 --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter_object.go @@ -0,0 +1,248 @@ +package jsoniter + +import ( + "fmt" + "unicode" +) + +// ReadObject read one field from object. +// If object ended, returns empty string. +// Otherwise, returns the field name. +func (iter *Iterator) ReadObject() (ret string) { + c := iter.nextToken() + switch c { + case 'n': + iter.skipThreeBytes('u', 'l', 'l') + return "" // null + case '{': + c = iter.nextToken() + if c == '"' { + iter.unreadByte() + field := iter.ReadString() + c = iter.nextToken() + if c != ':' { + iter.ReportError("ReadObject", "expect : after object field, but found "+string([]byte{c})) + } + return field + } + if c == '}' { + return "" // end of object + } + iter.ReportError("ReadObject", `expect " after {, but found `+string([]byte{c})) + return + case ',': + field := iter.ReadString() + c = iter.nextToken() + if c != ':' { + iter.ReportError("ReadObject", "expect : after object field, but found "+string([]byte{c})) + } + return field + case '}': + return "" // end of object + default: + iter.ReportError("ReadObject", fmt.Sprintf(`expect { or , or } or n, but found %s`, string([]byte{c}))) + return + } +} + +// CaseInsensitive +func (iter *Iterator) readFieldHash() int64 { + hash := int64(0x811c9dc5) + c := iter.nextToken() + if c != '"' { + iter.ReportError("readFieldHash", `expect ", but found `+string([]byte{c})) + return 0 + } + for { + for i := iter.head; i < iter.tail; i++ { + // require ascii string and no escape + b := iter.buf[i] + if b == '\\' { + iter.head = i + for _, b := range iter.readStringSlowPath() { + if 'A' <= b && b <= 'Z' { + b += 'a' - 'A' + } + hash ^= int64(b) + hash *= 0x1000193 + } + c = iter.nextToken() + if c != ':' { + iter.ReportError("readFieldHash", `expect :, but found `+string([]byte{c})) + return 0 + } + return hash + } + if b == '"' { + iter.head = i + 1 + c = iter.nextToken() + if c != ':' { + iter.ReportError("readFieldHash", `expect :, but found `+string([]byte{c})) + return 0 + } + return hash + } + if 'A' <= b && b <= 'Z' { + b += 'a' - 'A' + } + hash ^= int64(b) + hash *= 0x1000193 + } + if !iter.loadMore() { + iter.ReportError("readFieldHash", `incomplete field name`) + return 0 + } + } +} + +func calcHash(str string) int64 { + hash := int64(0x811c9dc5) + for _, b := range str { + hash ^= int64(unicode.ToLower(b)) + hash *= 0x1000193 + } + return int64(hash) +} + +// ReadObjectCB read object with callback, the key is ascii only and field name not copied +func (iter *Iterator) ReadObjectCB(callback func(*Iterator, string) bool) bool { + c := iter.nextToken() + var field string + if c == '{' { + c = iter.nextToken() + if c == '"' { + iter.unreadByte() + field = iter.ReadString() + c = iter.nextToken() + if c != ':' { + iter.ReportError("ReadObject", "expect : after object field, but found "+string([]byte{c})) + } + if !callback(iter, field) { + return false + } + c = iter.nextToken() + for c == ',' { + field = iter.ReadString() + c = iter.nextToken() + if c != ':' { + iter.ReportError("ReadObject", "expect : after object field, but found "+string([]byte{c})) + } + if !callback(iter, field) { + return false + } + c = iter.nextToken() + } + if c != '}' { + iter.ReportError("ReadObjectCB", `object not ended with }`) + return false + } + return true + } + if c == '}' { + return true + } + iter.ReportError("ReadObjectCB", `expect " after }, but found `+string([]byte{c})) + return false + } + if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') + return true // null + } + iter.ReportError("ReadObjectCB", `expect { or n, but found `+string([]byte{c})) + return false +} + +// ReadMapCB read map with callback, the key can be any string +func (iter *Iterator) ReadMapCB(callback func(*Iterator, string) bool) bool { + c := iter.nextToken() + if c == '{' { + c = iter.nextToken() + if c == '"' { + iter.unreadByte() + field := iter.ReadString() + if iter.nextToken() != ':' { + iter.ReportError("ReadMapCB", "expect : after object field, but found "+string([]byte{c})) + return false + } + if !callback(iter, field) { + return false + } + c = iter.nextToken() + for c == ',' { + field = iter.ReadString() + if iter.nextToken() != ':' { + iter.ReportError("ReadMapCB", "expect : after object field, but found "+string([]byte{c})) + return false + } + if !callback(iter, field) { + return false + } + c = iter.nextToken() + } + if c != '}' { + iter.ReportError("ReadMapCB", `object not ended with }`) + return false + } + return true + } + if c == '}' { + return true + } + iter.ReportError("ReadMapCB", `expect " after }, but found `+string([]byte{c})) + return false + } + if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') + return true // null + } + iter.ReportError("ReadMapCB", `expect { or n, but found `+string([]byte{c})) + return false +} + +func (iter *Iterator) readObjectStart() bool { + c := iter.nextToken() + if c == '{' { + c = iter.nextToken() + if c == '}' { + return false + } + iter.unreadByte() + return true + } else if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') + return false + } + iter.ReportError("readObjectStart", "expect { or n, but found "+string([]byte{c})) + return false +} + +func (iter *Iterator) readObjectFieldAsBytes() (ret []byte) { + str := iter.ReadStringAsSlice() + if iter.skipWhitespacesWithoutLoadMore() { + if ret == nil { + ret = make([]byte, len(str)) + copy(ret, str) + } + if !iter.loadMore() { + return + } + } + if iter.buf[iter.head] != ':' { + iter.ReportError("readObjectFieldAsBytes", "expect : after object field, but found "+string([]byte{iter.buf[iter.head]})) + return + } + iter.head++ + if iter.skipWhitespacesWithoutLoadMore() { + if ret == nil { + ret = make([]byte, len(str)) + copy(ret, str) + } + if !iter.loadMore() { + return + } + } + if ret == nil { + return str + } + return ret +} diff --git a/vendor/github.com/json-iterator/go/iter_skip.go b/vendor/github.com/json-iterator/go/iter_skip.go new file mode 100644 index 000000000..f58beb913 --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter_skip.go @@ -0,0 +1,129 @@ +package jsoniter + +import "fmt" + +// ReadNil reads a json object as nil and +// returns whether it's a nil or not +func (iter *Iterator) ReadNil() (ret bool) { + c := iter.nextToken() + if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') // null + return true + } + iter.unreadByte() + return false +} + +// ReadBool reads a json object as BoolValue +func (iter *Iterator) ReadBool() (ret bool) { + c := iter.nextToken() + if c == 't' { + iter.skipThreeBytes('r', 'u', 'e') + return true + } + if c == 'f' { + iter.skipFourBytes('a', 'l', 's', 'e') + return false + } + iter.ReportError("ReadBool", "expect t or f, but found "+string([]byte{c})) + return +} + +// SkipAndReturnBytes skip next JSON element, and return its content as []byte. +// The []byte can be kept, it is a copy of data. +func (iter *Iterator) SkipAndReturnBytes() []byte { + iter.startCapture(iter.head) + iter.Skip() + return iter.stopCapture() +} + +type captureBuffer struct { + startedAt int + captured []byte +} + +func (iter *Iterator) startCapture(captureStartedAt int) { + if iter.captured != nil { + panic("already in capture mode") + } + iter.captureStartedAt = captureStartedAt + iter.captured = make([]byte, 0, 32) +} + +func (iter *Iterator) stopCapture() []byte { + if iter.captured == nil { + panic("not in capture mode") + } + captured := iter.captured + remaining := iter.buf[iter.captureStartedAt:iter.head] + iter.captureStartedAt = -1 + iter.captured = nil + if len(captured) == 0 { + copied := make([]byte, len(remaining)) + copy(copied, remaining) + return copied + } + captured = append(captured, remaining...) + return captured +} + +// Skip skips a json object and positions to relatively the next json object +func (iter *Iterator) Skip() { + c := iter.nextToken() + switch c { + case '"': + iter.skipString() + case 'n': + iter.skipThreeBytes('u', 'l', 'l') // null + case 't': + iter.skipThreeBytes('r', 'u', 'e') // true + case 'f': + iter.skipFourBytes('a', 'l', 's', 'e') // false + case '0': + iter.unreadByte() + iter.ReadFloat32() + case '-', '1', '2', '3', '4', '5', '6', '7', '8', '9': + iter.skipNumber() + case '[': + iter.skipArray() + case '{': + iter.skipObject() + default: + iter.ReportError("Skip", fmt.Sprintf("do not know how to skip: %v", c)) + return + } +} + +func (iter *Iterator) skipFourBytes(b1, b2, b3, b4 byte) { + if iter.readByte() != b1 { + iter.ReportError("skipFourBytes", fmt.Sprintf("expect %s", string([]byte{b1, b2, b3, b4}))) + return + } + if iter.readByte() != b2 { + iter.ReportError("skipFourBytes", fmt.Sprintf("expect %s", string([]byte{b1, b2, b3, b4}))) + return + } + if iter.readByte() != b3 { + iter.ReportError("skipFourBytes", fmt.Sprintf("expect %s", string([]byte{b1, b2, b3, b4}))) + return + } + if iter.readByte() != b4 { + iter.ReportError("skipFourBytes", fmt.Sprintf("expect %s", string([]byte{b1, b2, b3, b4}))) + return + } +} + +func (iter *Iterator) skipThreeBytes(b1, b2, b3 byte) { + if iter.readByte() != b1 { + iter.ReportError("skipThreeBytes", fmt.Sprintf("expect %s", string([]byte{b1, b2, b3}))) + return + } + if iter.readByte() != b2 { + iter.ReportError("skipThreeBytes", fmt.Sprintf("expect %s", string([]byte{b1, b2, b3}))) + return + } + if iter.readByte() != b3 { + iter.ReportError("skipThreeBytes", fmt.Sprintf("expect %s", string([]byte{b1, b2, b3}))) + return + } +} diff --git a/vendor/github.com/json-iterator/go/iter_skip_sloppy.go b/vendor/github.com/json-iterator/go/iter_skip_sloppy.go new file mode 100644 index 000000000..8fcdc3b69 --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter_skip_sloppy.go @@ -0,0 +1,144 @@ +//+build jsoniter_sloppy + +package jsoniter + +// sloppy but faster implementation, do not validate the input json + +func (iter *Iterator) skipNumber() { + for { + for i := iter.head; i < iter.tail; i++ { + c := iter.buf[i] + switch c { + case ' ', '\n', '\r', '\t', ',', '}', ']': + iter.head = i + return + } + } + if !iter.loadMore() { + return + } + } +} + +func (iter *Iterator) skipArray() { + level := 1 + for { + for i := iter.head; i < iter.tail; i++ { + switch iter.buf[i] { + case '"': // If inside string, skip it + iter.head = i + 1 + iter.skipString() + i = iter.head - 1 // it will be i++ soon + case '[': // If open symbol, increase level + level++ + case ']': // If close symbol, increase level + level-- + + // If we have returned to the original level, we're done + if level == 0 { + iter.head = i + 1 + return + } + } + } + if !iter.loadMore() { + iter.ReportError("skipObject", "incomplete array") + return + } + } +} + +func (iter *Iterator) skipObject() { + level := 1 + for { + for i := iter.head; i < iter.tail; i++ { + switch iter.buf[i] { + case '"': // If inside string, skip it + iter.head = i + 1 + iter.skipString() + i = iter.head - 1 // it will be i++ soon + case '{': // If open symbol, increase level + level++ + case '}': // If close symbol, increase level + level-- + + // If we have returned to the original level, we're done + if level == 0 { + iter.head = i + 1 + return + } + } + } + if !iter.loadMore() { + iter.ReportError("skipObject", "incomplete object") + return + } + } +} + +func (iter *Iterator) skipString() { + for { + end, escaped := iter.findStringEnd() + if end == -1 { + if !iter.loadMore() { + iter.ReportError("skipString", "incomplete string") + return + } + if escaped { + iter.head = 1 // skip the first char as last char read is \ + } + } else { + iter.head = end + return + } + } +} + +// adapted from: https://github.com/buger/jsonparser/blob/master/parser.go +// Tries to find the end of string +// Support if string contains escaped quote symbols. +func (iter *Iterator) findStringEnd() (int, bool) { + escaped := false + for i := iter.head; i < iter.tail; i++ { + c := iter.buf[i] + if c == '"' { + if !escaped { + return i + 1, false + } + j := i - 1 + for { + if j < iter.head || iter.buf[j] != '\\' { + // even number of backslashes + // either end of buffer, or " found + return i + 1, true + } + j-- + if j < iter.head || iter.buf[j] != '\\' { + // odd number of backslashes + // it is \" or \\\" + break + } + j-- + } + } else if c == '\\' { + escaped = true + } + } + j := iter.tail - 1 + for { + if j < iter.head || iter.buf[j] != '\\' { + // even number of backslashes + // either end of buffer, or " found + return -1, false // do not end with \ + } + j-- + if j < iter.head || iter.buf[j] != '\\' { + // odd number of backslashes + // it is \" or \\\" + break + } + j-- + + } + return -1, true // end with \ +} diff --git a/vendor/github.com/json-iterator/go/iter_skip_strict.go b/vendor/github.com/json-iterator/go/iter_skip_strict.go new file mode 100644 index 000000000..f67bc2e83 --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter_skip_strict.go @@ -0,0 +1,89 @@ +//+build !jsoniter_sloppy + +package jsoniter + +import "fmt" + +func (iter *Iterator) skipNumber() { + if !iter.trySkipNumber() { + iter.unreadByte() + iter.ReadFloat32() + } +} + +func (iter *Iterator) trySkipNumber() bool { + dotFound := false + for i := iter.head; i < iter.tail; i++ { + c := iter.buf[i] + switch c { + case '0', '1', '2', '3', '4', '5', '6', '7', '8', '9': + case '.': + if dotFound { + iter.ReportError("validateNumber", `more than one dot found in number`) + return true // already failed + } + if i+1 == iter.tail { + return false + } + c = iter.buf[i+1] + switch c { + case '0', '1', '2', '3', '4', '5', '6', '7', '8', '9': + default: + iter.ReportError("validateNumber", `missing digit after dot`) + return true // already failed + } + dotFound = true + default: + switch c { + case ',', ']', '}', ' ', '\t', '\n', '\r': + if iter.head == i { + return false // if - without following digits + } + iter.head = i + return true // must be valid + } + return false // may be invalid + } + } + return false +} + +func (iter *Iterator) skipString() { + if !iter.trySkipString() { + iter.unreadByte() + iter.ReadString() + } +} + +func (iter *Iterator) trySkipString() bool { + for i := iter.head; i < iter.tail; i++ { + c := iter.buf[i] + if c == '"' { + iter.head = i + 1 + return true // valid + } else if c == '\\' { + return false + } else if c < ' ' { + iter.ReportError("trySkipString", + fmt.Sprintf(`invalid control character found: %d`, c)) + return true // already failed + } + } + return false +} + +func (iter *Iterator) skipObject() { + iter.unreadByte() + iter.ReadObjectCB(func(iter *Iterator, field string) bool { + iter.Skip() + return true + }) +} + +func (iter *Iterator) skipArray() { + iter.unreadByte() + iter.ReadArrayCB(func(iter *Iterator) bool { + iter.Skip() + return true + }) +} diff --git a/vendor/github.com/json-iterator/go/iter_str.go b/vendor/github.com/json-iterator/go/iter_str.go new file mode 100644 index 000000000..adc487ea8 --- /dev/null +++ b/vendor/github.com/json-iterator/go/iter_str.go @@ -0,0 +1,215 @@ +package jsoniter + +import ( + "fmt" + "unicode/utf16" +) + +// ReadString read string from iterator +func (iter *Iterator) ReadString() (ret string) { + c := iter.nextToken() + if c == '"' { + for i := iter.head; i < iter.tail; i++ { + c := iter.buf[i] + if c == '"' { + ret = string(iter.buf[iter.head:i]) + iter.head = i + 1 + return ret + } else if c == '\\' { + break + } else if c < ' ' { + iter.ReportError("ReadString", + fmt.Sprintf(`invalid control character found: %d`, c)) + return + } + } + return iter.readStringSlowPath() + } else if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') + return "" + } + iter.ReportError("ReadString", `expects " or n, but found `+string([]byte{c})) + return +} + +func (iter *Iterator) readStringSlowPath() (ret string) { + var str []byte + var c byte + for iter.Error == nil { + c = iter.readByte() + if c == '"' { + return string(str) + } + if c == '\\' { + c = iter.readByte() + str = iter.readEscapedChar(c, str) + } else { + str = append(str, c) + } + } + iter.ReportError("readStringSlowPath", "unexpected end of input") + return +} + +func (iter *Iterator) readEscapedChar(c byte, str []byte) []byte { + switch c { + case 'u': + r := iter.readU4() + if utf16.IsSurrogate(r) { + c = iter.readByte() + if iter.Error != nil { + return nil + } + if c != '\\' { + iter.unreadByte() + str = appendRune(str, r) + return str + } + c = iter.readByte() + if iter.Error != nil { + return nil + } + if c != 'u' { + str = appendRune(str, r) + return iter.readEscapedChar(c, str) + } + r2 := iter.readU4() + if iter.Error != nil { + return nil + } + combined := utf16.DecodeRune(r, r2) + if combined == '\uFFFD' { + str = appendRune(str, r) + str = appendRune(str, r2) + } else { + str = appendRune(str, combined) + } + } else { + str = appendRune(str, r) + } + case '"': + str = append(str, '"') + case '\\': + str = append(str, '\\') + case '/': + str = append(str, '/') + case 'b': + str = append(str, '\b') + case 'f': + str = append(str, '\f') + case 'n': + str = append(str, '\n') + case 'r': + str = append(str, '\r') + case 't': + str = append(str, '\t') + default: + iter.ReportError("readEscapedChar", + `invalid escape char after \`) + return nil + } + return str +} + +// ReadStringAsSlice read string from iterator without copying into string form. +// The []byte can not be kept, as it will change after next iterator call. +func (iter *Iterator) ReadStringAsSlice() (ret []byte) { + c := iter.nextToken() + if c == '"' { + for i := iter.head; i < iter.tail; i++ { + // require ascii string and no escape + // for: field name, base64, number + if iter.buf[i] == '"' { + // fast path: reuse the underlying buffer + ret = iter.buf[iter.head:i] + iter.head = i + 1 + return ret + } + } + readLen := iter.tail - iter.head + copied := make([]byte, readLen, readLen*2) + copy(copied, iter.buf[iter.head:iter.tail]) + iter.head = iter.tail + for iter.Error == nil { + c := iter.readByte() + if c == '"' { + return copied + } + copied = append(copied, c) + } + return copied + } + iter.ReportError("ReadStringAsSlice", `expects " or n, but found `+string([]byte{c})) + return +} + +func (iter *Iterator) readU4() (ret rune) { + for i := 0; i < 4; i++ { + c := iter.readByte() + if iter.Error != nil { + return + } + if c >= '0' && c <= '9' { + ret = ret*16 + rune(c-'0') + } else if c >= 'a' && c <= 'f' { + ret = ret*16 + rune(c-'a'+10) + } else if c >= 'A' && c <= 'F' { + ret = ret*16 + rune(c-'A'+10) + } else { + iter.ReportError("readU4", "expects 0~9 or a~f, but found "+string([]byte{c})) + return + } + } + return ret +} + +const ( + t1 = 0x00 // 0000 0000 + tx = 0x80 // 1000 0000 + t2 = 0xC0 // 1100 0000 + t3 = 0xE0 // 1110 0000 + t4 = 0xF0 // 1111 0000 + t5 = 0xF8 // 1111 1000 + + maskx = 0x3F // 0011 1111 + mask2 = 0x1F // 0001 1111 + mask3 = 0x0F // 0000 1111 + mask4 = 0x07 // 0000 0111 + + rune1Max = 1<<7 - 1 + rune2Max = 1<<11 - 1 + rune3Max = 1<<16 - 1 + + surrogateMin = 0xD800 + surrogateMax = 0xDFFF + + maxRune = '\U0010FFFF' // Maximum valid Unicode code point. + runeError = '\uFFFD' // the "error" Rune or "Unicode replacement character" +) + +func appendRune(p []byte, r rune) []byte { + // Negative values are erroneous. Making it unsigned addresses the problem. + switch i := uint32(r); { + case i <= rune1Max: + p = append(p, byte(r)) + return p + case i <= rune2Max: + p = append(p, t2|byte(r>>6)) + p = append(p, tx|byte(r)&maskx) + return p + case i > maxRune, surrogateMin <= i && i <= surrogateMax: + r = runeError + fallthrough + case i <= rune3Max: + p = append(p, t3|byte(r>>12)) + p = append(p, tx|byte(r>>6)&maskx) + p = append(p, tx|byte(r)&maskx) + return p + default: + p = append(p, t4|byte(r>>18)) + p = append(p, tx|byte(r>>12)&maskx) + p = append(p, tx|byte(r>>6)&maskx) + p = append(p, tx|byte(r)&maskx) + return p + } +} diff --git a/vendor/github.com/json-iterator/go/jsoniter.go b/vendor/github.com/json-iterator/go/jsoniter.go new file mode 100644 index 000000000..c2934f916 --- /dev/null +++ b/vendor/github.com/json-iterator/go/jsoniter.go @@ -0,0 +1,18 @@ +// Package jsoniter implements encoding and decoding of JSON as defined in +// RFC 4627 and provides interfaces with identical syntax of standard lib encoding/json. +// Converting from encoding/json to jsoniter is no more than replacing the package with jsoniter +// and variable type declarations (if any). +// jsoniter interfaces gives 100% compatibility with code using standard lib. +// +// "JSON and Go" +// (https://golang.org/doc/articles/json_and_go.html) +// gives a description of how Marshal/Unmarshal operate +// between arbitrary or predefined json objects and bytes, +// and it applies to jsoniter.Marshal/Unmarshal as well. +// +// Besides, jsoniter.Iterator provides a different set of interfaces +// iterating given bytes/string/reader +// and yielding parsed elements one by one. +// This set of interfaces reads input as required and gives +// better performance. +package jsoniter diff --git a/vendor/github.com/json-iterator/go/pool.go b/vendor/github.com/json-iterator/go/pool.go new file mode 100644 index 000000000..e2389b56c --- /dev/null +++ b/vendor/github.com/json-iterator/go/pool.go @@ -0,0 +1,42 @@ +package jsoniter + +import ( + "io" +) + +// IteratorPool a thread safe pool of iterators with same configuration +type IteratorPool interface { + BorrowIterator(data []byte) *Iterator + ReturnIterator(iter *Iterator) +} + +// StreamPool a thread safe pool of streams with same configuration +type StreamPool interface { + BorrowStream(writer io.Writer) *Stream + ReturnStream(stream *Stream) +} + +func (cfg *frozenConfig) BorrowStream(writer io.Writer) *Stream { + stream := cfg.streamPool.Get().(*Stream) + stream.Reset(writer) + return stream +} + +func (cfg *frozenConfig) ReturnStream(stream *Stream) { + stream.out = nil + stream.Error = nil + stream.Attachment = nil + cfg.streamPool.Put(stream) +} + +func (cfg *frozenConfig) BorrowIterator(data []byte) *Iterator { + iter := cfg.iteratorPool.Get().(*Iterator) + iter.ResetBytes(data) + return iter +} + +func (cfg *frozenConfig) ReturnIterator(iter *Iterator) { + iter.Error = nil + iter.Attachment = nil + cfg.iteratorPool.Put(iter) +} diff --git a/vendor/github.com/json-iterator/go/reflect.go b/vendor/github.com/json-iterator/go/reflect.go new file mode 100644 index 000000000..5c7d3a8a0 --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect.go @@ -0,0 +1,321 @@ +package jsoniter + +import ( + "fmt" + "github.com/modern-go/reflect2" + "reflect" + "unsafe" +) + +// ValDecoder is an internal type registered to cache as needed. +// Don't confuse jsoniter.ValDecoder with json.Decoder. +// For json.Decoder's adapter, refer to jsoniter.AdapterDecoder(todo link). +// +// Reflection on type to create decoders, which is then cached +// Reflection on value is avoided as we can, as the reflect.Value itself will allocate, with following exceptions +// 1. create instance of new value, for example *int will need a int to be allocated +// 2. append to slice, if the existing cap is not enough, allocate will be done using Reflect.New +// 3. assignment to map, both key and value will be reflect.Value +// For a simple struct binding, it will be reflect.Value free and allocation free +type ValDecoder interface { + Decode(ptr unsafe.Pointer, iter *Iterator) +} + +// ValEncoder is an internal type registered to cache as needed. +// Don't confuse jsoniter.ValEncoder with json.Encoder. +// For json.Encoder's adapter, refer to jsoniter.AdapterEncoder(todo godoc link). +type ValEncoder interface { + IsEmpty(ptr unsafe.Pointer) bool + Encode(ptr unsafe.Pointer, stream *Stream) +} + +type checkIsEmpty interface { + IsEmpty(ptr unsafe.Pointer) bool +} + +type ctx struct { + *frozenConfig + prefix string + encoders map[reflect2.Type]ValEncoder + decoders map[reflect2.Type]ValDecoder +} + +func (b *ctx) append(prefix string) *ctx { + return &ctx{ + frozenConfig: b.frozenConfig, + prefix: b.prefix + " " + prefix, + encoders: b.encoders, + decoders: b.decoders, + } +} + +// ReadVal copy the underlying JSON into go interface, same as json.Unmarshal +func (iter *Iterator) ReadVal(obj interface{}) { + cacheKey := reflect2.RTypeOf(obj) + decoder := iter.cfg.getDecoderFromCache(cacheKey) + if decoder == nil { + typ := reflect2.TypeOf(obj) + if typ.Kind() != reflect.Ptr { + iter.ReportError("ReadVal", "can only unmarshal into pointer") + return + } + decoder = iter.cfg.DecoderOf(typ) + } + ptr := reflect2.PtrOf(obj) + if ptr == nil { + iter.ReportError("ReadVal", "can not read into nil pointer") + return + } + decoder.Decode(ptr, iter) +} + +// WriteVal copy the go interface into underlying JSON, same as json.Marshal +func (stream *Stream) WriteVal(val interface{}) { + if nil == val { + stream.WriteNil() + return + } + cacheKey := reflect2.RTypeOf(val) + encoder := stream.cfg.getEncoderFromCache(cacheKey) + if encoder == nil { + typ := reflect2.TypeOf(val) + encoder = stream.cfg.EncoderOf(typ) + } + encoder.Encode(reflect2.PtrOf(val), stream) +} + +func (cfg *frozenConfig) DecoderOf(typ reflect2.Type) ValDecoder { + cacheKey := typ.RType() + decoder := cfg.getDecoderFromCache(cacheKey) + if decoder != nil { + return decoder + } + ctx := &ctx{ + frozenConfig: cfg, + prefix: "", + decoders: map[reflect2.Type]ValDecoder{}, + encoders: map[reflect2.Type]ValEncoder{}, + } + ptrType := typ.(*reflect2.UnsafePtrType) + decoder = decoderOfType(ctx, ptrType.Elem()) + cfg.addDecoderToCache(cacheKey, decoder) + return decoder +} + +func decoderOfType(ctx *ctx, typ reflect2.Type) ValDecoder { + decoder := getTypeDecoderFromExtension(ctx, typ) + if decoder != nil { + return decoder + } + decoder = createDecoderOfType(ctx, typ) + for _, extension := range extensions { + decoder = extension.DecorateDecoder(typ, decoder) + } + for _, extension := range ctx.extensions { + decoder = extension.DecorateDecoder(typ, decoder) + } + return decoder +} + +func createDecoderOfType(ctx *ctx, typ reflect2.Type) ValDecoder { + decoder := ctx.decoders[typ] + if decoder != nil { + return decoder + } + placeholder := &placeholderDecoder{} + ctx.decoders[typ] = placeholder + decoder = _createDecoderOfType(ctx, typ) + placeholder.decoder = decoder + return decoder +} + +func _createDecoderOfType(ctx *ctx, typ reflect2.Type) ValDecoder { + decoder := createDecoderOfJsonRawMessage(ctx, typ) + if decoder != nil { + return decoder + } + decoder = createDecoderOfJsonNumber(ctx, typ) + if decoder != nil { + return decoder + } + decoder = createDecoderOfMarshaler(ctx, typ) + if decoder != nil { + return decoder + } + decoder = createDecoderOfAny(ctx, typ) + if decoder != nil { + return decoder + } + decoder = createDecoderOfNative(ctx, typ) + if decoder != nil { + return decoder + } + switch typ.Kind() { + case reflect.Interface: + ifaceType, isIFace := typ.(*reflect2.UnsafeIFaceType) + if isIFace { + return &ifaceDecoder{valType: ifaceType} + } + return &efaceDecoder{} + case reflect.Struct: + return decoderOfStruct(ctx, typ) + case reflect.Array: + return decoderOfArray(ctx, typ) + case reflect.Slice: + return decoderOfSlice(ctx, typ) + case reflect.Map: + return decoderOfMap(ctx, typ) + case reflect.Ptr: + return decoderOfOptional(ctx, typ) + default: + return &lazyErrorDecoder{err: fmt.Errorf("%s%s is unsupported type", ctx.prefix, typ.String())} + } +} + +func (cfg *frozenConfig) EncoderOf(typ reflect2.Type) ValEncoder { + cacheKey := typ.RType() + encoder := cfg.getEncoderFromCache(cacheKey) + if encoder != nil { + return encoder + } + ctx := &ctx{ + frozenConfig: cfg, + prefix: "", + decoders: map[reflect2.Type]ValDecoder{}, + encoders: map[reflect2.Type]ValEncoder{}, + } + encoder = encoderOfType(ctx, typ) + if typ.LikePtr() { + encoder = &onePtrEncoder{encoder} + } + cfg.addEncoderToCache(cacheKey, encoder) + return encoder +} + +type onePtrEncoder struct { + encoder ValEncoder +} + +func (encoder *onePtrEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.encoder.IsEmpty(unsafe.Pointer(&ptr)) +} + +func (encoder *onePtrEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + encoder.encoder.Encode(unsafe.Pointer(&ptr), stream) +} + +func encoderOfType(ctx *ctx, typ reflect2.Type) ValEncoder { + encoder := getTypeEncoderFromExtension(ctx, typ) + if encoder != nil { + return encoder + } + encoder = createEncoderOfType(ctx, typ) + for _, extension := range extensions { + encoder = extension.DecorateEncoder(typ, encoder) + } + for _, extension := range ctx.extensions { + encoder = extension.DecorateEncoder(typ, encoder) + } + return encoder +} + +func createEncoderOfType(ctx *ctx, typ reflect2.Type) ValEncoder { + encoder := ctx.encoders[typ] + if encoder != nil { + return encoder + } + placeholder := &placeholderEncoder{} + ctx.encoders[typ] = placeholder + encoder = _createEncoderOfType(ctx, typ) + placeholder.encoder = encoder + return encoder +} +func _createEncoderOfType(ctx *ctx, typ reflect2.Type) ValEncoder { + encoder := createEncoderOfJsonRawMessage(ctx, typ) + if encoder != nil { + return encoder + } + encoder = createEncoderOfJsonNumber(ctx, typ) + if encoder != nil { + return encoder + } + encoder = createEncoderOfMarshaler(ctx, typ) + if encoder != nil { + return encoder + } + encoder = createEncoderOfAny(ctx, typ) + if encoder != nil { + return encoder + } + encoder = createEncoderOfNative(ctx, typ) + if encoder != nil { + return encoder + } + kind := typ.Kind() + switch kind { + case reflect.Interface: + return &dynamicEncoder{typ} + case reflect.Struct: + return encoderOfStruct(ctx, typ) + case reflect.Array: + return encoderOfArray(ctx, typ) + case reflect.Slice: + return encoderOfSlice(ctx, typ) + case reflect.Map: + return encoderOfMap(ctx, typ) + case reflect.Ptr: + return encoderOfOptional(ctx, typ) + default: + return &lazyErrorEncoder{err: fmt.Errorf("%s%s is unsupported type", ctx.prefix, typ.String())} + } +} + +type lazyErrorDecoder struct { + err error +} + +func (decoder *lazyErrorDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if iter.WhatIsNext() != NilValue { + if iter.Error == nil { + iter.Error = decoder.err + } + } else { + iter.Skip() + } +} + +type lazyErrorEncoder struct { + err error +} + +func (encoder *lazyErrorEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + if ptr == nil { + stream.WriteNil() + } else if stream.Error == nil { + stream.Error = encoder.err + } +} + +func (encoder *lazyErrorEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return false +} + +type placeholderDecoder struct { + decoder ValDecoder +} + +func (decoder *placeholderDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + decoder.decoder.Decode(ptr, iter) +} + +type placeholderEncoder struct { + encoder ValEncoder +} + +func (encoder *placeholderEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + encoder.encoder.Encode(ptr, stream) +} + +func (encoder *placeholderEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.encoder.IsEmpty(ptr) +} diff --git a/vendor/github.com/json-iterator/go/reflect_array.go b/vendor/github.com/json-iterator/go/reflect_array.go new file mode 100644 index 000000000..13a0b7b08 --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_array.go @@ -0,0 +1,104 @@ +package jsoniter + +import ( + "fmt" + "github.com/modern-go/reflect2" + "io" + "unsafe" +) + +func decoderOfArray(ctx *ctx, typ reflect2.Type) ValDecoder { + arrayType := typ.(*reflect2.UnsafeArrayType) + decoder := decoderOfType(ctx.append("[arrayElem]"), arrayType.Elem()) + return &arrayDecoder{arrayType, decoder} +} + +func encoderOfArray(ctx *ctx, typ reflect2.Type) ValEncoder { + arrayType := typ.(*reflect2.UnsafeArrayType) + if arrayType.Len() == 0 { + return emptyArrayEncoder{} + } + encoder := encoderOfType(ctx.append("[arrayElem]"), arrayType.Elem()) + return &arrayEncoder{arrayType, encoder} +} + +type emptyArrayEncoder struct{} + +func (encoder emptyArrayEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteEmptyArray() +} + +func (encoder emptyArrayEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return true +} + +type arrayEncoder struct { + arrayType *reflect2.UnsafeArrayType + elemEncoder ValEncoder +} + +func (encoder *arrayEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteArrayStart() + elemPtr := unsafe.Pointer(ptr) + encoder.elemEncoder.Encode(elemPtr, stream) + for i := 1; i < encoder.arrayType.Len(); i++ { + stream.WriteMore() + elemPtr = encoder.arrayType.UnsafeGetIndex(ptr, i) + encoder.elemEncoder.Encode(elemPtr, stream) + } + stream.WriteArrayEnd() + if stream.Error != nil && stream.Error != io.EOF { + stream.Error = fmt.Errorf("%v: %s", encoder.arrayType, stream.Error.Error()) + } +} + +func (encoder *arrayEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return false +} + +type arrayDecoder struct { + arrayType *reflect2.UnsafeArrayType + elemDecoder ValDecoder +} + +func (decoder *arrayDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + decoder.doDecode(ptr, iter) + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v: %s", decoder.arrayType, iter.Error.Error()) + } +} + +func (decoder *arrayDecoder) doDecode(ptr unsafe.Pointer, iter *Iterator) { + c := iter.nextToken() + arrayType := decoder.arrayType + if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') + return + } + if c != '[' { + iter.ReportError("decode array", "expect [ or n, but found "+string([]byte{c})) + return + } + c = iter.nextToken() + if c == ']' { + return + } + iter.unreadByte() + elemPtr := arrayType.UnsafeGetIndex(ptr, 0) + decoder.elemDecoder.Decode(elemPtr, iter) + length := 1 + for c = iter.nextToken(); c == ','; c = iter.nextToken() { + if length >= arrayType.Len() { + iter.Skip() + continue + } + idx := length + length += 1 + elemPtr = arrayType.UnsafeGetIndex(ptr, idx) + decoder.elemDecoder.Decode(elemPtr, iter) + } + if c != ']' { + iter.ReportError("decode array", "expect ], but found "+string([]byte{c})) + return + } +} diff --git a/vendor/github.com/json-iterator/go/reflect_dynamic.go b/vendor/github.com/json-iterator/go/reflect_dynamic.go new file mode 100644 index 000000000..8b6bc8b43 --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_dynamic.go @@ -0,0 +1,70 @@ +package jsoniter + +import ( + "github.com/modern-go/reflect2" + "reflect" + "unsafe" +) + +type dynamicEncoder struct { + valType reflect2.Type +} + +func (encoder *dynamicEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + obj := encoder.valType.UnsafeIndirect(ptr) + stream.WriteVal(obj) +} + +func (encoder *dynamicEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.valType.UnsafeIndirect(ptr) == nil +} + +type efaceDecoder struct { +} + +func (decoder *efaceDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + pObj := (*interface{})(ptr) + obj := *pObj + if obj == nil { + *pObj = iter.Read() + return + } + typ := reflect2.TypeOf(obj) + if typ.Kind() != reflect.Ptr { + *pObj = iter.Read() + return + } + ptrType := typ.(*reflect2.UnsafePtrType) + ptrElemType := ptrType.Elem() + if iter.WhatIsNext() == NilValue { + if ptrElemType.Kind() != reflect.Ptr { + iter.skipFourBytes('n', 'u', 'l', 'l') + *pObj = nil + return + } + } + if reflect2.IsNil(obj) { + obj := ptrElemType.New() + iter.ReadVal(obj) + *pObj = obj + return + } + iter.ReadVal(obj) +} + +type ifaceDecoder struct { + valType *reflect2.UnsafeIFaceType +} + +func (decoder *ifaceDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if iter.ReadNil() { + decoder.valType.UnsafeSet(ptr, decoder.valType.UnsafeNew()) + return + } + obj := decoder.valType.UnsafeIndirect(ptr) + if reflect2.IsNil(obj) { + iter.ReportError("decode non empty interface", "can not unmarshal into nil") + return + } + iter.ReadVal(obj) +} diff --git a/vendor/github.com/json-iterator/go/reflect_extension.go b/vendor/github.com/json-iterator/go/reflect_extension.go new file mode 100644 index 000000000..917bbe84e --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_extension.go @@ -0,0 +1,471 @@ +package jsoniter + +import ( + "fmt" + "github.com/modern-go/reflect2" + "reflect" + "sort" + "strings" + "unicode" + "unsafe" +) + +var typeDecoders = map[string]ValDecoder{} +var fieldDecoders = map[string]ValDecoder{} +var typeEncoders = map[string]ValEncoder{} +var fieldEncoders = map[string]ValEncoder{} +var extensions = []Extension{} + +// StructDescriptor describe how should we encode/decode the struct +type StructDescriptor struct { + Type reflect2.Type + Fields []*Binding +} + +// GetField get one field from the descriptor by its name. +// Can not use map here to keep field orders. +func (structDescriptor *StructDescriptor) GetField(fieldName string) *Binding { + for _, binding := range structDescriptor.Fields { + if binding.Field.Name() == fieldName { + return binding + } + } + return nil +} + +// Binding describe how should we encode/decode the struct field +type Binding struct { + levels []int + Field reflect2.StructField + FromNames []string + ToNames []string + Encoder ValEncoder + Decoder ValDecoder +} + +// Extension the one for all SPI. Customize encoding/decoding by specifying alternate encoder/decoder. +// Can also rename fields by UpdateStructDescriptor. +type Extension interface { + UpdateStructDescriptor(structDescriptor *StructDescriptor) + CreateMapKeyDecoder(typ reflect2.Type) ValDecoder + CreateMapKeyEncoder(typ reflect2.Type) ValEncoder + CreateDecoder(typ reflect2.Type) ValDecoder + CreateEncoder(typ reflect2.Type) ValEncoder + DecorateDecoder(typ reflect2.Type, decoder ValDecoder) ValDecoder + DecorateEncoder(typ reflect2.Type, encoder ValEncoder) ValEncoder +} + +// DummyExtension embed this type get dummy implementation for all methods of Extension +type DummyExtension struct { +} + +// UpdateStructDescriptor No-op +func (extension *DummyExtension) UpdateStructDescriptor(structDescriptor *StructDescriptor) { +} + +// CreateMapKeyDecoder No-op +func (extension *DummyExtension) CreateMapKeyDecoder(typ reflect2.Type) ValDecoder { + return nil +} + +// CreateMapKeyEncoder No-op +func (extension *DummyExtension) CreateMapKeyEncoder(typ reflect2.Type) ValEncoder { + return nil +} + +// CreateDecoder No-op +func (extension *DummyExtension) CreateDecoder(typ reflect2.Type) ValDecoder { + return nil +} + +// CreateEncoder No-op +func (extension *DummyExtension) CreateEncoder(typ reflect2.Type) ValEncoder { + return nil +} + +// DecorateDecoder No-op +func (extension *DummyExtension) DecorateDecoder(typ reflect2.Type, decoder ValDecoder) ValDecoder { + return decoder +} + +// DecorateEncoder No-op +func (extension *DummyExtension) DecorateEncoder(typ reflect2.Type, encoder ValEncoder) ValEncoder { + return encoder +} + +type EncoderExtension map[reflect2.Type]ValEncoder + +// UpdateStructDescriptor No-op +func (extension EncoderExtension) UpdateStructDescriptor(structDescriptor *StructDescriptor) { +} + +// CreateDecoder No-op +func (extension EncoderExtension) CreateDecoder(typ reflect2.Type) ValDecoder { + return nil +} + +// CreateEncoder get encoder from map +func (extension EncoderExtension) CreateEncoder(typ reflect2.Type) ValEncoder { + return extension[typ] +} + +// CreateMapKeyDecoder No-op +func (extension EncoderExtension) CreateMapKeyDecoder(typ reflect2.Type) ValDecoder { + return nil +} + +// CreateMapKeyEncoder No-op +func (extension EncoderExtension) CreateMapKeyEncoder(typ reflect2.Type) ValEncoder { + return nil +} + +// DecorateDecoder No-op +func (extension EncoderExtension) DecorateDecoder(typ reflect2.Type, decoder ValDecoder) ValDecoder { + return decoder +} + +// DecorateEncoder No-op +func (extension EncoderExtension) DecorateEncoder(typ reflect2.Type, encoder ValEncoder) ValEncoder { + return encoder +} + +type DecoderExtension map[reflect2.Type]ValDecoder + +// UpdateStructDescriptor No-op +func (extension DecoderExtension) UpdateStructDescriptor(structDescriptor *StructDescriptor) { +} + +// CreateMapKeyDecoder No-op +func (extension DecoderExtension) CreateMapKeyDecoder(typ reflect2.Type) ValDecoder { + return nil +} + +// CreateMapKeyEncoder No-op +func (extension DecoderExtension) CreateMapKeyEncoder(typ reflect2.Type) ValEncoder { + return nil +} + +// CreateDecoder get decoder from map +func (extension DecoderExtension) CreateDecoder(typ reflect2.Type) ValDecoder { + return extension[typ] +} + +// CreateEncoder No-op +func (extension DecoderExtension) CreateEncoder(typ reflect2.Type) ValEncoder { + return nil +} + +// DecorateDecoder No-op +func (extension DecoderExtension) DecorateDecoder(typ reflect2.Type, decoder ValDecoder) ValDecoder { + return decoder +} + +// DecorateEncoder No-op +func (extension DecoderExtension) DecorateEncoder(typ reflect2.Type, encoder ValEncoder) ValEncoder { + return encoder +} + +type funcDecoder struct { + fun DecoderFunc +} + +func (decoder *funcDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + decoder.fun(ptr, iter) +} + +type funcEncoder struct { + fun EncoderFunc + isEmptyFunc func(ptr unsafe.Pointer) bool +} + +func (encoder *funcEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + encoder.fun(ptr, stream) +} + +func (encoder *funcEncoder) IsEmpty(ptr unsafe.Pointer) bool { + if encoder.isEmptyFunc == nil { + return false + } + return encoder.isEmptyFunc(ptr) +} + +// DecoderFunc the function form of TypeDecoder +type DecoderFunc func(ptr unsafe.Pointer, iter *Iterator) + +// EncoderFunc the function form of TypeEncoder +type EncoderFunc func(ptr unsafe.Pointer, stream *Stream) + +// RegisterTypeDecoderFunc register TypeDecoder for a type with function +func RegisterTypeDecoderFunc(typ string, fun DecoderFunc) { + typeDecoders[typ] = &funcDecoder{fun} +} + +// RegisterTypeDecoder register TypeDecoder for a typ +func RegisterTypeDecoder(typ string, decoder ValDecoder) { + typeDecoders[typ] = decoder +} + +// RegisterFieldDecoderFunc register TypeDecoder for a struct field with function +func RegisterFieldDecoderFunc(typ string, field string, fun DecoderFunc) { + RegisterFieldDecoder(typ, field, &funcDecoder{fun}) +} + +// RegisterFieldDecoder register TypeDecoder for a struct field +func RegisterFieldDecoder(typ string, field string, decoder ValDecoder) { + fieldDecoders[fmt.Sprintf("%s/%s", typ, field)] = decoder +} + +// RegisterTypeEncoderFunc register TypeEncoder for a type with encode/isEmpty function +func RegisterTypeEncoderFunc(typ string, fun EncoderFunc, isEmptyFunc func(unsafe.Pointer) bool) { + typeEncoders[typ] = &funcEncoder{fun, isEmptyFunc} +} + +// RegisterTypeEncoder register TypeEncoder for a type +func RegisterTypeEncoder(typ string, encoder ValEncoder) { + typeEncoders[typ] = encoder +} + +// RegisterFieldEncoderFunc register TypeEncoder for a struct field with encode/isEmpty function +func RegisterFieldEncoderFunc(typ string, field string, fun EncoderFunc, isEmptyFunc func(unsafe.Pointer) bool) { + RegisterFieldEncoder(typ, field, &funcEncoder{fun, isEmptyFunc}) +} + +// RegisterFieldEncoder register TypeEncoder for a struct field +func RegisterFieldEncoder(typ string, field string, encoder ValEncoder) { + fieldEncoders[fmt.Sprintf("%s/%s", typ, field)] = encoder +} + +// RegisterExtension register extension +func RegisterExtension(extension Extension) { + extensions = append(extensions, extension) +} + +func getTypeDecoderFromExtension(ctx *ctx, typ reflect2.Type) ValDecoder { + decoder := _getTypeDecoderFromExtension(ctx, typ) + if decoder != nil { + for _, extension := range extensions { + decoder = extension.DecorateDecoder(typ, decoder) + } + for _, extension := range ctx.extensions { + decoder = extension.DecorateDecoder(typ, decoder) + } + } + return decoder +} +func _getTypeDecoderFromExtension(ctx *ctx, typ reflect2.Type) ValDecoder { + for _, extension := range extensions { + decoder := extension.CreateDecoder(typ) + if decoder != nil { + return decoder + } + } + for _, extension := range ctx.extensions { + decoder := extension.CreateDecoder(typ) + if decoder != nil { + return decoder + } + } + typeName := typ.String() + decoder := typeDecoders[typeName] + if decoder != nil { + return decoder + } + if typ.Kind() == reflect.Ptr { + ptrType := typ.(*reflect2.UnsafePtrType) + decoder := typeDecoders[ptrType.Elem().String()] + if decoder != nil { + return &OptionalDecoder{ptrType.Elem(), decoder} + } + } + return nil +} + +func getTypeEncoderFromExtension(ctx *ctx, typ reflect2.Type) ValEncoder { + encoder := _getTypeEncoderFromExtension(ctx, typ) + if encoder != nil { + for _, extension := range extensions { + encoder = extension.DecorateEncoder(typ, encoder) + } + for _, extension := range ctx.extensions { + encoder = extension.DecorateEncoder(typ, encoder) + } + } + return encoder +} + +func _getTypeEncoderFromExtension(ctx *ctx, typ reflect2.Type) ValEncoder { + for _, extension := range extensions { + encoder := extension.CreateEncoder(typ) + if encoder != nil { + return encoder + } + } + for _, extension := range ctx.extensions { + encoder := extension.CreateEncoder(typ) + if encoder != nil { + return encoder + } + } + typeName := typ.String() + encoder := typeEncoders[typeName] + if encoder != nil { + return encoder + } + if typ.Kind() == reflect.Ptr { + typePtr := typ.(*reflect2.UnsafePtrType) + encoder := typeEncoders[typePtr.Elem().String()] + if encoder != nil { + return &OptionalEncoder{encoder} + } + } + return nil +} + +func describeStruct(ctx *ctx, typ reflect2.Type) *StructDescriptor { + structType := typ.(*reflect2.UnsafeStructType) + embeddedBindings := []*Binding{} + bindings := []*Binding{} + for i := 0; i < structType.NumField(); i++ { + field := structType.Field(i) + tag, hastag := field.Tag().Lookup(ctx.getTagKey()) + if ctx.onlyTaggedField && !hastag { + continue + } + tagParts := strings.Split(tag, ",") + if tag == "-" { + continue + } + if field.Anonymous() && (tag == "" || tagParts[0] == "") { + if field.Type().Kind() == reflect.Struct { + structDescriptor := describeStruct(ctx, field.Type()) + for _, binding := range structDescriptor.Fields { + binding.levels = append([]int{i}, binding.levels...) + omitempty := binding.Encoder.(*structFieldEncoder).omitempty + binding.Encoder = &structFieldEncoder{field, binding.Encoder, omitempty} + binding.Decoder = &structFieldDecoder{field, binding.Decoder} + embeddedBindings = append(embeddedBindings, binding) + } + continue + } else if field.Type().Kind() == reflect.Ptr { + ptrType := field.Type().(*reflect2.UnsafePtrType) + if ptrType.Elem().Kind() == reflect.Struct { + structDescriptor := describeStruct(ctx, ptrType.Elem()) + for _, binding := range structDescriptor.Fields { + binding.levels = append([]int{i}, binding.levels...) + omitempty := binding.Encoder.(*structFieldEncoder).omitempty + binding.Encoder = &dereferenceEncoder{binding.Encoder} + binding.Encoder = &structFieldEncoder{field, binding.Encoder, omitempty} + binding.Decoder = &dereferenceDecoder{ptrType.Elem(), binding.Decoder} + binding.Decoder = &structFieldDecoder{field, binding.Decoder} + embeddedBindings = append(embeddedBindings, binding) + } + continue + } + } + } + fieldNames := calcFieldNames(field.Name(), tagParts[0], tag) + fieldCacheKey := fmt.Sprintf("%s/%s", typ.String(), field.Name()) + decoder := fieldDecoders[fieldCacheKey] + if decoder == nil { + decoder = decoderOfType(ctx.append(field.Name()), field.Type()) + } + encoder := fieldEncoders[fieldCacheKey] + if encoder == nil { + encoder = encoderOfType(ctx.append(field.Name()), field.Type()) + } + binding := &Binding{ + Field: field, + FromNames: fieldNames, + ToNames: fieldNames, + Decoder: decoder, + Encoder: encoder, + } + binding.levels = []int{i} + bindings = append(bindings, binding) + } + return createStructDescriptor(ctx, typ, bindings, embeddedBindings) +} +func createStructDescriptor(ctx *ctx, typ reflect2.Type, bindings []*Binding, embeddedBindings []*Binding) *StructDescriptor { + structDescriptor := &StructDescriptor{ + Type: typ, + Fields: bindings, + } + for _, extension := range extensions { + extension.UpdateStructDescriptor(structDescriptor) + } + for _, extension := range ctx.extensions { + extension.UpdateStructDescriptor(structDescriptor) + } + processTags(structDescriptor, ctx.frozenConfig) + // merge normal & embedded bindings & sort with original order + allBindings := sortableBindings(append(embeddedBindings, structDescriptor.Fields...)) + sort.Sort(allBindings) + structDescriptor.Fields = allBindings + return structDescriptor +} + +type sortableBindings []*Binding + +func (bindings sortableBindings) Len() int { + return len(bindings) +} + +func (bindings sortableBindings) Less(i, j int) bool { + left := bindings[i].levels + right := bindings[j].levels + k := 0 + for { + if left[k] < right[k] { + return true + } else if left[k] > right[k] { + return false + } + k++ + } +} + +func (bindings sortableBindings) Swap(i, j int) { + bindings[i], bindings[j] = bindings[j], bindings[i] +} + +func processTags(structDescriptor *StructDescriptor, cfg *frozenConfig) { + for _, binding := range structDescriptor.Fields { + shouldOmitEmpty := false + tagParts := strings.Split(binding.Field.Tag().Get(cfg.getTagKey()), ",") + for _, tagPart := range tagParts[1:] { + if tagPart == "omitempty" { + shouldOmitEmpty = true + } else if tagPart == "string" { + if binding.Field.Type().Kind() == reflect.String { + binding.Decoder = &stringModeStringDecoder{binding.Decoder, cfg} + binding.Encoder = &stringModeStringEncoder{binding.Encoder, cfg} + } else { + binding.Decoder = &stringModeNumberDecoder{binding.Decoder} + binding.Encoder = &stringModeNumberEncoder{binding.Encoder} + } + } + } + binding.Decoder = &structFieldDecoder{binding.Field, binding.Decoder} + binding.Encoder = &structFieldEncoder{binding.Field, binding.Encoder, shouldOmitEmpty} + } +} + +func calcFieldNames(originalFieldName string, tagProvidedFieldName string, wholeTag string) []string { + // ignore? + if wholeTag == "-" { + return []string{} + } + // rename? + var fieldNames []string + if tagProvidedFieldName == "" { + fieldNames = []string{originalFieldName} + } else { + fieldNames = []string{tagProvidedFieldName} + } + // private? + isNotExported := unicode.IsLower(rune(originalFieldName[0])) + if isNotExported { + fieldNames = []string{} + } + return fieldNames +} diff --git a/vendor/github.com/json-iterator/go/reflect_json_number.go b/vendor/github.com/json-iterator/go/reflect_json_number.go new file mode 100644 index 000000000..98d45c1ec --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_json_number.go @@ -0,0 +1,112 @@ +package jsoniter + +import ( + "encoding/json" + "github.com/modern-go/reflect2" + "strconv" + "unsafe" +) + +type Number string + +// String returns the literal text of the number. +func (n Number) String() string { return string(n) } + +// Float64 returns the number as a float64. +func (n Number) Float64() (float64, error) { + return strconv.ParseFloat(string(n), 64) +} + +// Int64 returns the number as an int64. +func (n Number) Int64() (int64, error) { + return strconv.ParseInt(string(n), 10, 64) +} + +func CastJsonNumber(val interface{}) (string, bool) { + switch typedVal := val.(type) { + case json.Number: + return string(typedVal), true + case Number: + return string(typedVal), true + } + return "", false +} + +var jsonNumberType = reflect2.TypeOfPtr((*json.Number)(nil)).Elem() +var jsoniterNumberType = reflect2.TypeOfPtr((*Number)(nil)).Elem() + +func createDecoderOfJsonNumber(ctx *ctx, typ reflect2.Type) ValDecoder { + if typ.AssignableTo(jsonNumberType) { + return &jsonNumberCodec{} + } + if typ.AssignableTo(jsoniterNumberType) { + return &jsoniterNumberCodec{} + } + return nil +} + +func createEncoderOfJsonNumber(ctx *ctx, typ reflect2.Type) ValEncoder { + if typ.AssignableTo(jsonNumberType) { + return &jsonNumberCodec{} + } + if typ.AssignableTo(jsoniterNumberType) { + return &jsoniterNumberCodec{} + } + return nil +} + +type jsonNumberCodec struct { +} + +func (codec *jsonNumberCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { + switch iter.WhatIsNext() { + case StringValue: + *((*json.Number)(ptr)) = json.Number(iter.ReadString()) + case NilValue: + iter.skipFourBytes('n', 'u', 'l', 'l') + *((*json.Number)(ptr)) = "" + default: + *((*json.Number)(ptr)) = json.Number([]byte(iter.readNumberAsString())) + } +} + +func (codec *jsonNumberCodec) Encode(ptr unsafe.Pointer, stream *Stream) { + number := *((*json.Number)(ptr)) + if len(number) == 0 { + stream.writeByte('0') + } else { + stream.WriteRaw(string(number)) + } +} + +func (codec *jsonNumberCodec) IsEmpty(ptr unsafe.Pointer) bool { + return len(*((*json.Number)(ptr))) == 0 +} + +type jsoniterNumberCodec struct { +} + +func (codec *jsoniterNumberCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { + switch iter.WhatIsNext() { + case StringValue: + *((*Number)(ptr)) = Number(iter.ReadString()) + case NilValue: + iter.skipFourBytes('n', 'u', 'l', 'l') + *((*Number)(ptr)) = "" + default: + *((*Number)(ptr)) = Number([]byte(iter.readNumberAsString())) + } +} + +func (codec *jsoniterNumberCodec) Encode(ptr unsafe.Pointer, stream *Stream) { + number := *((*Number)(ptr)) + if len(number) == 0 { + stream.writeByte('0') + } else { + stream.WriteRaw(string(number)) + } +} + +func (codec *jsoniterNumberCodec) IsEmpty(ptr unsafe.Pointer) bool { + return len(*((*Number)(ptr))) == 0 +} diff --git a/vendor/github.com/json-iterator/go/reflect_json_raw_message.go b/vendor/github.com/json-iterator/go/reflect_json_raw_message.go new file mode 100644 index 000000000..f2619936c --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_json_raw_message.go @@ -0,0 +1,60 @@ +package jsoniter + +import ( + "encoding/json" + "github.com/modern-go/reflect2" + "unsafe" +) + +var jsonRawMessageType = reflect2.TypeOfPtr((*json.RawMessage)(nil)).Elem() +var jsoniterRawMessageType = reflect2.TypeOfPtr((*RawMessage)(nil)).Elem() + +func createEncoderOfJsonRawMessage(ctx *ctx, typ reflect2.Type) ValEncoder { + if typ == jsonRawMessageType { + return &jsonRawMessageCodec{} + } + if typ == jsoniterRawMessageType { + return &jsoniterRawMessageCodec{} + } + return nil +} + +func createDecoderOfJsonRawMessage(ctx *ctx, typ reflect2.Type) ValDecoder { + if typ == jsonRawMessageType { + return &jsonRawMessageCodec{} + } + if typ == jsoniterRawMessageType { + return &jsoniterRawMessageCodec{} + } + return nil +} + +type jsonRawMessageCodec struct { +} + +func (codec *jsonRawMessageCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { + *((*json.RawMessage)(ptr)) = json.RawMessage(iter.SkipAndReturnBytes()) +} + +func (codec *jsonRawMessageCodec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteRaw(string(*((*json.RawMessage)(ptr)))) +} + +func (codec *jsonRawMessageCodec) IsEmpty(ptr unsafe.Pointer) bool { + return len(*((*json.RawMessage)(ptr))) == 0 +} + +type jsoniterRawMessageCodec struct { +} + +func (codec *jsoniterRawMessageCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { + *((*RawMessage)(ptr)) = RawMessage(iter.SkipAndReturnBytes()) +} + +func (codec *jsoniterRawMessageCodec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteRaw(string(*((*RawMessage)(ptr)))) +} + +func (codec *jsoniterRawMessageCodec) IsEmpty(ptr unsafe.Pointer) bool { + return len(*((*RawMessage)(ptr))) == 0 +} diff --git a/vendor/github.com/json-iterator/go/reflect_map.go b/vendor/github.com/json-iterator/go/reflect_map.go new file mode 100644 index 000000000..8812f0850 --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_map.go @@ -0,0 +1,318 @@ +package jsoniter + +import ( + "fmt" + "github.com/modern-go/reflect2" + "io" + "reflect" + "sort" + "unsafe" +) + +func decoderOfMap(ctx *ctx, typ reflect2.Type) ValDecoder { + mapType := typ.(*reflect2.UnsafeMapType) + keyDecoder := decoderOfMapKey(ctx.append("[mapKey]"), mapType.Key()) + elemDecoder := decoderOfType(ctx.append("[mapElem]"), mapType.Elem()) + return &mapDecoder{ + mapType: mapType, + keyType: mapType.Key(), + elemType: mapType.Elem(), + keyDecoder: keyDecoder, + elemDecoder: elemDecoder, + } +} + +func encoderOfMap(ctx *ctx, typ reflect2.Type) ValEncoder { + mapType := typ.(*reflect2.UnsafeMapType) + if ctx.sortMapKeys { + return &sortKeysMapEncoder{ + mapType: mapType, + keyEncoder: encoderOfMapKey(ctx.append("[mapKey]"), mapType.Key()), + elemEncoder: encoderOfType(ctx.append("[mapElem]"), mapType.Elem()), + } + } + return &mapEncoder{ + mapType: mapType, + keyEncoder: encoderOfMapKey(ctx.append("[mapKey]"), mapType.Key()), + elemEncoder: encoderOfType(ctx.append("[mapElem]"), mapType.Elem()), + } +} + +func decoderOfMapKey(ctx *ctx, typ reflect2.Type) ValDecoder { + for _, extension := range ctx.extensions { + decoder := extension.CreateMapKeyDecoder(typ) + if decoder != nil { + return decoder + } + } + switch typ.Kind() { + case reflect.String: + return decoderOfType(ctx, reflect2.DefaultTypeOfKind(reflect.String)) + case reflect.Bool, + reflect.Uint8, reflect.Int8, + reflect.Uint16, reflect.Int16, + reflect.Uint32, reflect.Int32, + reflect.Uint64, reflect.Int64, + reflect.Uint, reflect.Int, + reflect.Float32, reflect.Float64, + reflect.Uintptr: + typ = reflect2.DefaultTypeOfKind(typ.Kind()) + return &numericMapKeyDecoder{decoderOfType(ctx, typ)} + default: + ptrType := reflect2.PtrTo(typ) + if ptrType.Implements(textMarshalerType) { + return &referenceDecoder{ + &textUnmarshalerDecoder{ + valType: ptrType, + }, + } + } + if typ.Implements(textMarshalerType) { + return &textUnmarshalerDecoder{ + valType: typ, + } + } + return &lazyErrorDecoder{err: fmt.Errorf("unsupported map key type: %v", typ)} + } +} + +func encoderOfMapKey(ctx *ctx, typ reflect2.Type) ValEncoder { + for _, extension := range ctx.extensions { + encoder := extension.CreateMapKeyEncoder(typ) + if encoder != nil { + return encoder + } + } + switch typ.Kind() { + case reflect.String: + return encoderOfType(ctx, reflect2.DefaultTypeOfKind(reflect.String)) + case reflect.Bool, + reflect.Uint8, reflect.Int8, + reflect.Uint16, reflect.Int16, + reflect.Uint32, reflect.Int32, + reflect.Uint64, reflect.Int64, + reflect.Uint, reflect.Int, + reflect.Float32, reflect.Float64, + reflect.Uintptr: + typ = reflect2.DefaultTypeOfKind(typ.Kind()) + return &numericMapKeyEncoder{encoderOfType(ctx, typ)} + default: + if typ == textMarshalerType { + return &directTextMarshalerEncoder{ + stringEncoder: ctx.EncoderOf(reflect2.TypeOf("")), + } + } + if typ.Implements(textMarshalerType) { + return &textMarshalerEncoder{ + valType: typ, + stringEncoder: ctx.EncoderOf(reflect2.TypeOf("")), + } + } + if typ.Kind() == reflect.Interface { + return &dynamicMapKeyEncoder{ctx, typ} + } + return &lazyErrorEncoder{err: fmt.Errorf("unsupported map key type: %v", typ)} + } +} + +type mapDecoder struct { + mapType *reflect2.UnsafeMapType + keyType reflect2.Type + elemType reflect2.Type + keyDecoder ValDecoder + elemDecoder ValDecoder +} + +func (decoder *mapDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + mapType := decoder.mapType + c := iter.nextToken() + if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') + *(*unsafe.Pointer)(ptr) = nil + mapType.UnsafeSet(ptr, mapType.UnsafeNew()) + return + } + if mapType.UnsafeIsNil(ptr) { + mapType.UnsafeSet(ptr, mapType.UnsafeMakeMap(0)) + } + if c != '{' { + iter.ReportError("ReadMapCB", `expect { or n, but found `+string([]byte{c})) + return + } + c = iter.nextToken() + if c == '}' { + return + } + if c != '"' { + iter.ReportError("ReadMapCB", `expect " after }, but found `+string([]byte{c})) + return + } + iter.unreadByte() + key := decoder.keyType.UnsafeNew() + decoder.keyDecoder.Decode(key, iter) + c = iter.nextToken() + if c != ':' { + iter.ReportError("ReadMapCB", "expect : after object field, but found "+string([]byte{c})) + return + } + elem := decoder.elemType.UnsafeNew() + decoder.elemDecoder.Decode(elem, iter) + decoder.mapType.UnsafeSetIndex(ptr, key, elem) + for c = iter.nextToken(); c == ','; c = iter.nextToken() { + key := decoder.keyType.UnsafeNew() + decoder.keyDecoder.Decode(key, iter) + c = iter.nextToken() + if c != ':' { + iter.ReportError("ReadMapCB", "expect : after object field, but found "+string([]byte{c})) + return + } + elem := decoder.elemType.UnsafeNew() + decoder.elemDecoder.Decode(elem, iter) + decoder.mapType.UnsafeSetIndex(ptr, key, elem) + } + if c != '}' { + iter.ReportError("ReadMapCB", `expect }, but found `+string([]byte{c})) + } +} + +type numericMapKeyDecoder struct { + decoder ValDecoder +} + +func (decoder *numericMapKeyDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + c := iter.nextToken() + if c != '"' { + iter.ReportError("ReadMapCB", `expect ", but found `+string([]byte{c})) + return + } + decoder.decoder.Decode(ptr, iter) + c = iter.nextToken() + if c != '"' { + iter.ReportError("ReadMapCB", `expect ", but found `+string([]byte{c})) + return + } +} + +type numericMapKeyEncoder struct { + encoder ValEncoder +} + +func (encoder *numericMapKeyEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.writeByte('"') + encoder.encoder.Encode(ptr, stream) + stream.writeByte('"') +} + +func (encoder *numericMapKeyEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return false +} + +type dynamicMapKeyEncoder struct { + ctx *ctx + valType reflect2.Type +} + +func (encoder *dynamicMapKeyEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + obj := encoder.valType.UnsafeIndirect(ptr) + encoderOfMapKey(encoder.ctx, reflect2.TypeOf(obj)).Encode(reflect2.PtrOf(obj), stream) +} + +func (encoder *dynamicMapKeyEncoder) IsEmpty(ptr unsafe.Pointer) bool { + obj := encoder.valType.UnsafeIndirect(ptr) + return encoderOfMapKey(encoder.ctx, reflect2.TypeOf(obj)).IsEmpty(reflect2.PtrOf(obj)) +} + +type mapEncoder struct { + mapType *reflect2.UnsafeMapType + keyEncoder ValEncoder + elemEncoder ValEncoder +} + +func (encoder *mapEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteObjectStart() + iter := encoder.mapType.UnsafeIterate(ptr) + for i := 0; iter.HasNext(); i++ { + if i != 0 { + stream.WriteMore() + } + key, elem := iter.UnsafeNext() + encoder.keyEncoder.Encode(key, stream) + if stream.indention > 0 { + stream.writeTwoBytes(byte(':'), byte(' ')) + } else { + stream.writeByte(':') + } + encoder.elemEncoder.Encode(elem, stream) + } + stream.WriteObjectEnd() +} + +func (encoder *mapEncoder) IsEmpty(ptr unsafe.Pointer) bool { + iter := encoder.mapType.UnsafeIterate(ptr) + return !iter.HasNext() +} + +type sortKeysMapEncoder struct { + mapType *reflect2.UnsafeMapType + keyEncoder ValEncoder + elemEncoder ValEncoder +} + +func (encoder *sortKeysMapEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + if *(*unsafe.Pointer)(ptr) == nil { + stream.WriteNil() + return + } + stream.WriteObjectStart() + mapIter := encoder.mapType.UnsafeIterate(ptr) + subStream := stream.cfg.BorrowStream(nil) + subIter := stream.cfg.BorrowIterator(nil) + keyValues := encodedKeyValues{} + for mapIter.HasNext() { + subStream.buf = make([]byte, 0, 64) + key, elem := mapIter.UnsafeNext() + encoder.keyEncoder.Encode(key, subStream) + if subStream.Error != nil && subStream.Error != io.EOF && stream.Error == nil { + stream.Error = subStream.Error + } + encodedKey := subStream.Buffer() + subIter.ResetBytes(encodedKey) + decodedKey := subIter.ReadString() + if stream.indention > 0 { + subStream.writeTwoBytes(byte(':'), byte(' ')) + } else { + subStream.writeByte(':') + } + encoder.elemEncoder.Encode(elem, subStream) + keyValues = append(keyValues, encodedKV{ + key: decodedKey, + keyValue: subStream.Buffer(), + }) + } + sort.Sort(keyValues) + for i, keyValue := range keyValues { + if i != 0 { + stream.WriteMore() + } + stream.Write(keyValue.keyValue) + } + stream.WriteObjectEnd() + stream.cfg.ReturnStream(subStream) + stream.cfg.ReturnIterator(subIter) +} + +func (encoder *sortKeysMapEncoder) IsEmpty(ptr unsafe.Pointer) bool { + iter := encoder.mapType.UnsafeIterate(ptr) + return !iter.HasNext() +} + +type encodedKeyValues []encodedKV + +type encodedKV struct { + key string + keyValue []byte +} + +func (sv encodedKeyValues) Len() int { return len(sv) } +func (sv encodedKeyValues) Swap(i, j int) { sv[i], sv[j] = sv[j], sv[i] } +func (sv encodedKeyValues) Less(i, j int) bool { return sv[i].key < sv[j].key } diff --git a/vendor/github.com/json-iterator/go/reflect_marshaler.go b/vendor/github.com/json-iterator/go/reflect_marshaler.go new file mode 100644 index 000000000..58ac959ad --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_marshaler.go @@ -0,0 +1,218 @@ +package jsoniter + +import ( + "encoding" + "encoding/json" + "github.com/modern-go/reflect2" + "unsafe" +) + +var marshalerType = reflect2.TypeOfPtr((*json.Marshaler)(nil)).Elem() +var unmarshalerType = reflect2.TypeOfPtr((*json.Unmarshaler)(nil)).Elem() +var textMarshalerType = reflect2.TypeOfPtr((*encoding.TextMarshaler)(nil)).Elem() +var textUnmarshalerType = reflect2.TypeOfPtr((*encoding.TextUnmarshaler)(nil)).Elem() + +func createDecoderOfMarshaler(ctx *ctx, typ reflect2.Type) ValDecoder { + ptrType := reflect2.PtrTo(typ) + if ptrType.Implements(unmarshalerType) { + return &referenceDecoder{ + &unmarshalerDecoder{ptrType}, + } + } + if ptrType.Implements(textUnmarshalerType) { + return &referenceDecoder{ + &textUnmarshalerDecoder{ptrType}, + } + } + return nil +} + +func createEncoderOfMarshaler(ctx *ctx, typ reflect2.Type) ValEncoder { + if typ == marshalerType { + checkIsEmpty := createCheckIsEmpty(ctx, typ) + var encoder ValEncoder = &directMarshalerEncoder{ + checkIsEmpty: checkIsEmpty, + } + return encoder + } + if typ.Implements(marshalerType) { + checkIsEmpty := createCheckIsEmpty(ctx, typ) + var encoder ValEncoder = &marshalerEncoder{ + valType: typ, + checkIsEmpty: checkIsEmpty, + } + return encoder + } + ptrType := reflect2.PtrTo(typ) + if ctx.prefix != "" && ptrType.Implements(marshalerType) { + checkIsEmpty := createCheckIsEmpty(ctx, ptrType) + var encoder ValEncoder = &marshalerEncoder{ + valType: ptrType, + checkIsEmpty: checkIsEmpty, + } + return &referenceEncoder{encoder} + } + if typ == textMarshalerType { + checkIsEmpty := createCheckIsEmpty(ctx, typ) + var encoder ValEncoder = &directTextMarshalerEncoder{ + checkIsEmpty: checkIsEmpty, + stringEncoder: ctx.EncoderOf(reflect2.TypeOf("")), + } + return encoder + } + if typ.Implements(textMarshalerType) { + checkIsEmpty := createCheckIsEmpty(ctx, typ) + var encoder ValEncoder = &textMarshalerEncoder{ + valType: typ, + stringEncoder: ctx.EncoderOf(reflect2.TypeOf("")), + checkIsEmpty: checkIsEmpty, + } + return encoder + } + // if prefix is empty, the type is the root type + if ctx.prefix != "" && ptrType.Implements(textMarshalerType) { + checkIsEmpty := createCheckIsEmpty(ctx, ptrType) + var encoder ValEncoder = &textMarshalerEncoder{ + valType: ptrType, + stringEncoder: ctx.EncoderOf(reflect2.TypeOf("")), + checkIsEmpty: checkIsEmpty, + } + return &referenceEncoder{encoder} + } + return nil +} + +type marshalerEncoder struct { + checkIsEmpty checkIsEmpty + valType reflect2.Type +} + +func (encoder *marshalerEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + obj := encoder.valType.UnsafeIndirect(ptr) + if encoder.valType.IsNullable() && reflect2.IsNil(obj) { + stream.WriteNil() + return + } + marshaler := obj.(json.Marshaler) + bytes, err := marshaler.MarshalJSON() + if err != nil { + stream.Error = err + } else { + stream.Write(bytes) + } +} + +func (encoder *marshalerEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.checkIsEmpty.IsEmpty(ptr) +} + +type directMarshalerEncoder struct { + checkIsEmpty checkIsEmpty +} + +func (encoder *directMarshalerEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + marshaler := *(*json.Marshaler)(ptr) + if marshaler == nil { + stream.WriteNil() + return + } + bytes, err := marshaler.MarshalJSON() + if err != nil { + stream.Error = err + } else { + stream.Write(bytes) + } +} + +func (encoder *directMarshalerEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.checkIsEmpty.IsEmpty(ptr) +} + +type textMarshalerEncoder struct { + valType reflect2.Type + stringEncoder ValEncoder + checkIsEmpty checkIsEmpty +} + +func (encoder *textMarshalerEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + obj := encoder.valType.UnsafeIndirect(ptr) + if encoder.valType.IsNullable() && reflect2.IsNil(obj) { + stream.WriteNil() + return + } + marshaler := (obj).(encoding.TextMarshaler) + bytes, err := marshaler.MarshalText() + if err != nil { + stream.Error = err + } else { + str := string(bytes) + encoder.stringEncoder.Encode(unsafe.Pointer(&str), stream) + } +} + +func (encoder *textMarshalerEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.checkIsEmpty.IsEmpty(ptr) +} + +type directTextMarshalerEncoder struct { + stringEncoder ValEncoder + checkIsEmpty checkIsEmpty +} + +func (encoder *directTextMarshalerEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + marshaler := *(*encoding.TextMarshaler)(ptr) + if marshaler == nil { + stream.WriteNil() + return + } + bytes, err := marshaler.MarshalText() + if err != nil { + stream.Error = err + } else { + str := string(bytes) + encoder.stringEncoder.Encode(unsafe.Pointer(&str), stream) + } +} + +func (encoder *directTextMarshalerEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.checkIsEmpty.IsEmpty(ptr) +} + +type unmarshalerDecoder struct { + valType reflect2.Type +} + +func (decoder *unmarshalerDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + valType := decoder.valType + obj := valType.UnsafeIndirect(ptr) + unmarshaler := obj.(json.Unmarshaler) + iter.nextToken() + iter.unreadByte() // skip spaces + bytes := iter.SkipAndReturnBytes() + err := unmarshaler.UnmarshalJSON(bytes) + if err != nil { + iter.ReportError("unmarshalerDecoder", err.Error()) + } +} + +type textUnmarshalerDecoder struct { + valType reflect2.Type +} + +func (decoder *textUnmarshalerDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + valType := decoder.valType + obj := valType.UnsafeIndirect(ptr) + if reflect2.IsNil(obj) { + ptrType := valType.(*reflect2.UnsafePtrType) + elemType := ptrType.Elem() + elem := elemType.UnsafeNew() + ptrType.UnsafeSet(ptr, unsafe.Pointer(&elem)) + obj = valType.UnsafeIndirect(ptr) + } + unmarshaler := (obj).(encoding.TextUnmarshaler) + str := iter.ReadString() + err := unmarshaler.UnmarshalText([]byte(str)) + if err != nil { + iter.ReportError("textUnmarshalerDecoder", err.Error()) + } +} diff --git a/vendor/github.com/json-iterator/go/reflect_native.go b/vendor/github.com/json-iterator/go/reflect_native.go new file mode 100644 index 000000000..9042eb0cb --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_native.go @@ -0,0 +1,451 @@ +package jsoniter + +import ( + "encoding/base64" + "reflect" + "strconv" + "unsafe" + + "github.com/modern-go/reflect2" +) + +const ptrSize = 32 << uintptr(^uintptr(0)>>63) + +func createEncoderOfNative(ctx *ctx, typ reflect2.Type) ValEncoder { + if typ.Kind() == reflect.Slice && typ.(reflect2.SliceType).Elem().Kind() == reflect.Uint8 { + sliceDecoder := decoderOfSlice(ctx, typ) + return &base64Codec{sliceDecoder: sliceDecoder} + } + typeName := typ.String() + kind := typ.Kind() + switch kind { + case reflect.String: + if typeName != "string" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*string)(nil)).Elem()) + } + return &stringCodec{} + case reflect.Int: + if typeName != "int" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*int)(nil)).Elem()) + } + if strconv.IntSize == 32 { + return &int32Codec{} + } + return &int64Codec{} + case reflect.Int8: + if typeName != "int8" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*int8)(nil)).Elem()) + } + return &int8Codec{} + case reflect.Int16: + if typeName != "int16" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*int16)(nil)).Elem()) + } + return &int16Codec{} + case reflect.Int32: + if typeName != "int32" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*int32)(nil)).Elem()) + } + return &int32Codec{} + case reflect.Int64: + if typeName != "int64" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*int64)(nil)).Elem()) + } + return &int64Codec{} + case reflect.Uint: + if typeName != "uint" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*uint)(nil)).Elem()) + } + if strconv.IntSize == 32 { + return &uint32Codec{} + } + return &uint64Codec{} + case reflect.Uint8: + if typeName != "uint8" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*uint8)(nil)).Elem()) + } + return &uint8Codec{} + case reflect.Uint16: + if typeName != "uint16" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*uint16)(nil)).Elem()) + } + return &uint16Codec{} + case reflect.Uint32: + if typeName != "uint32" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*uint32)(nil)).Elem()) + } + return &uint32Codec{} + case reflect.Uintptr: + if typeName != "uintptr" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*uintptr)(nil)).Elem()) + } + if ptrSize == 32 { + return &uint32Codec{} + } + return &uint64Codec{} + case reflect.Uint64: + if typeName != "uint64" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*uint64)(nil)).Elem()) + } + return &uint64Codec{} + case reflect.Float32: + if typeName != "float32" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*float32)(nil)).Elem()) + } + return &float32Codec{} + case reflect.Float64: + if typeName != "float64" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*float64)(nil)).Elem()) + } + return &float64Codec{} + case reflect.Bool: + if typeName != "bool" { + return encoderOfType(ctx, reflect2.TypeOfPtr((*bool)(nil)).Elem()) + } + return &boolCodec{} + } + return nil +} + +func createDecoderOfNative(ctx *ctx, typ reflect2.Type) ValDecoder { + if typ.Kind() == reflect.Slice && typ.(reflect2.SliceType).Elem().Kind() == reflect.Uint8 { + sliceDecoder := decoderOfSlice(ctx, typ) + return &base64Codec{sliceDecoder: sliceDecoder} + } + typeName := typ.String() + switch typ.Kind() { + case reflect.String: + if typeName != "string" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*string)(nil)).Elem()) + } + return &stringCodec{} + case reflect.Int: + if typeName != "int" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*int)(nil)).Elem()) + } + if strconv.IntSize == 32 { + return &int32Codec{} + } + return &int64Codec{} + case reflect.Int8: + if typeName != "int8" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*int8)(nil)).Elem()) + } + return &int8Codec{} + case reflect.Int16: + if typeName != "int16" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*int16)(nil)).Elem()) + } + return &int16Codec{} + case reflect.Int32: + if typeName != "int32" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*int32)(nil)).Elem()) + } + return &int32Codec{} + case reflect.Int64: + if typeName != "int64" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*int64)(nil)).Elem()) + } + return &int64Codec{} + case reflect.Uint: + if typeName != "uint" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*uint)(nil)).Elem()) + } + if strconv.IntSize == 32 { + return &uint32Codec{} + } + return &uint64Codec{} + case reflect.Uint8: + if typeName != "uint8" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*uint8)(nil)).Elem()) + } + return &uint8Codec{} + case reflect.Uint16: + if typeName != "uint16" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*uint16)(nil)).Elem()) + } + return &uint16Codec{} + case reflect.Uint32: + if typeName != "uint32" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*uint32)(nil)).Elem()) + } + return &uint32Codec{} + case reflect.Uintptr: + if typeName != "uintptr" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*uintptr)(nil)).Elem()) + } + if ptrSize == 32 { + return &uint32Codec{} + } + return &uint64Codec{} + case reflect.Uint64: + if typeName != "uint64" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*uint64)(nil)).Elem()) + } + return &uint64Codec{} + case reflect.Float32: + if typeName != "float32" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*float32)(nil)).Elem()) + } + return &float32Codec{} + case reflect.Float64: + if typeName != "float64" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*float64)(nil)).Elem()) + } + return &float64Codec{} + case reflect.Bool: + if typeName != "bool" { + return decoderOfType(ctx, reflect2.TypeOfPtr((*bool)(nil)).Elem()) + } + return &boolCodec{} + } + return nil +} + +type stringCodec struct { +} + +func (codec *stringCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { + *((*string)(ptr)) = iter.ReadString() +} + +func (codec *stringCodec) Encode(ptr unsafe.Pointer, stream *Stream) { + str := *((*string)(ptr)) + stream.WriteString(str) +} + +func (codec *stringCodec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*string)(ptr)) == "" +} + +type int8Codec struct { +} + +func (codec *int8Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*int8)(ptr)) = iter.ReadInt8() + } +} + +func (codec *int8Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteInt8(*((*int8)(ptr))) +} + +func (codec *int8Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*int8)(ptr)) == 0 +} + +type int16Codec struct { +} + +func (codec *int16Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*int16)(ptr)) = iter.ReadInt16() + } +} + +func (codec *int16Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteInt16(*((*int16)(ptr))) +} + +func (codec *int16Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*int16)(ptr)) == 0 +} + +type int32Codec struct { +} + +func (codec *int32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*int32)(ptr)) = iter.ReadInt32() + } +} + +func (codec *int32Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteInt32(*((*int32)(ptr))) +} + +func (codec *int32Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*int32)(ptr)) == 0 +} + +type int64Codec struct { +} + +func (codec *int64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*int64)(ptr)) = iter.ReadInt64() + } +} + +func (codec *int64Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteInt64(*((*int64)(ptr))) +} + +func (codec *int64Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*int64)(ptr)) == 0 +} + +type uint8Codec struct { +} + +func (codec *uint8Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*uint8)(ptr)) = iter.ReadUint8() + } +} + +func (codec *uint8Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteUint8(*((*uint8)(ptr))) +} + +func (codec *uint8Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*uint8)(ptr)) == 0 +} + +type uint16Codec struct { +} + +func (codec *uint16Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*uint16)(ptr)) = iter.ReadUint16() + } +} + +func (codec *uint16Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteUint16(*((*uint16)(ptr))) +} + +func (codec *uint16Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*uint16)(ptr)) == 0 +} + +type uint32Codec struct { +} + +func (codec *uint32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*uint32)(ptr)) = iter.ReadUint32() + } +} + +func (codec *uint32Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteUint32(*((*uint32)(ptr))) +} + +func (codec *uint32Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*uint32)(ptr)) == 0 +} + +type uint64Codec struct { +} + +func (codec *uint64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*uint64)(ptr)) = iter.ReadUint64() + } +} + +func (codec *uint64Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteUint64(*((*uint64)(ptr))) +} + +func (codec *uint64Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*uint64)(ptr)) == 0 +} + +type float32Codec struct { +} + +func (codec *float32Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*float32)(ptr)) = iter.ReadFloat32() + } +} + +func (codec *float32Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteFloat32(*((*float32)(ptr))) +} + +func (codec *float32Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*float32)(ptr)) == 0 +} + +type float64Codec struct { +} + +func (codec *float64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*float64)(ptr)) = iter.ReadFloat64() + } +} + +func (codec *float64Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteFloat64(*((*float64)(ptr))) +} + +func (codec *float64Codec) IsEmpty(ptr unsafe.Pointer) bool { + return *((*float64)(ptr)) == 0 +} + +type boolCodec struct { +} + +func (codec *boolCodec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.ReadNil() { + *((*bool)(ptr)) = iter.ReadBool() + } +} + +func (codec *boolCodec) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteBool(*((*bool)(ptr))) +} + +func (codec *boolCodec) IsEmpty(ptr unsafe.Pointer) bool { + return !(*((*bool)(ptr))) +} + +type base64Codec struct { + sliceType *reflect2.UnsafeSliceType + sliceDecoder ValDecoder +} + +func (codec *base64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) { + if iter.ReadNil() { + codec.sliceType.UnsafeSetNil(ptr) + return + } + switch iter.WhatIsNext() { + case StringValue: + src := iter.ReadString() + dst, err := base64.StdEncoding.DecodeString(src) + if err != nil { + iter.ReportError("decode base64", err.Error()) + } else { + codec.sliceType.UnsafeSet(ptr, unsafe.Pointer(&dst)) + } + case ArrayValue: + codec.sliceDecoder.Decode(ptr, iter) + default: + iter.ReportError("base64Codec", "invalid input") + } +} + +func (codec *base64Codec) Encode(ptr unsafe.Pointer, stream *Stream) { + src := *((*[]byte)(ptr)) + if len(src) == 0 { + stream.WriteNil() + return + } + encoding := base64.StdEncoding + stream.writeByte('"') + size := encoding.EncodedLen(len(src)) + buf := make([]byte, size) + encoding.Encode(buf, src) + stream.buf = append(stream.buf, buf...) + stream.writeByte('"') +} + +func (codec *base64Codec) IsEmpty(ptr unsafe.Pointer) bool { + return len(*((*[]byte)(ptr))) == 0 +} diff --git a/vendor/github.com/json-iterator/go/reflect_optional.go b/vendor/github.com/json-iterator/go/reflect_optional.go new file mode 100644 index 000000000..43ec71d6d --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_optional.go @@ -0,0 +1,133 @@ +package jsoniter + +import ( + "github.com/modern-go/reflect2" + "reflect" + "unsafe" +) + +func decoderOfOptional(ctx *ctx, typ reflect2.Type) ValDecoder { + ptrType := typ.(*reflect2.UnsafePtrType) + elemType := ptrType.Elem() + decoder := decoderOfType(ctx, elemType) + if ctx.prefix == "" && elemType.Kind() == reflect.Ptr { + return &dereferenceDecoder{elemType, decoder} + } + return &OptionalDecoder{elemType, decoder} +} + +func encoderOfOptional(ctx *ctx, typ reflect2.Type) ValEncoder { + ptrType := typ.(*reflect2.UnsafePtrType) + elemType := ptrType.Elem() + elemEncoder := encoderOfType(ctx, elemType) + encoder := &OptionalEncoder{elemEncoder} + return encoder +} + +type OptionalDecoder struct { + ValueType reflect2.Type + ValueDecoder ValDecoder +} + +func (decoder *OptionalDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if iter.ReadNil() { + *((*unsafe.Pointer)(ptr)) = nil + } else { + if *((*unsafe.Pointer)(ptr)) == nil { + //pointer to null, we have to allocate memory to hold the value + newPtr := decoder.ValueType.UnsafeNew() + decoder.ValueDecoder.Decode(newPtr, iter) + *((*unsafe.Pointer)(ptr)) = newPtr + } else { + //reuse existing instance + decoder.ValueDecoder.Decode(*((*unsafe.Pointer)(ptr)), iter) + } + } +} + +type dereferenceDecoder struct { + // only to deference a pointer + valueType reflect2.Type + valueDecoder ValDecoder +} + +func (decoder *dereferenceDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if *((*unsafe.Pointer)(ptr)) == nil { + //pointer to null, we have to allocate memory to hold the value + newPtr := decoder.valueType.UnsafeNew() + decoder.valueDecoder.Decode(newPtr, iter) + *((*unsafe.Pointer)(ptr)) = newPtr + } else { + //reuse existing instance + decoder.valueDecoder.Decode(*((*unsafe.Pointer)(ptr)), iter) + } +} + +type OptionalEncoder struct { + ValueEncoder ValEncoder +} + +func (encoder *OptionalEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + if *((*unsafe.Pointer)(ptr)) == nil { + stream.WriteNil() + } else { + encoder.ValueEncoder.Encode(*((*unsafe.Pointer)(ptr)), stream) + } +} + +func (encoder *OptionalEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return *((*unsafe.Pointer)(ptr)) == nil +} + +type dereferenceEncoder struct { + ValueEncoder ValEncoder +} + +func (encoder *dereferenceEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + if *((*unsafe.Pointer)(ptr)) == nil { + stream.WriteNil() + } else { + encoder.ValueEncoder.Encode(*((*unsafe.Pointer)(ptr)), stream) + } +} + +func (encoder *dereferenceEncoder) IsEmpty(ptr unsafe.Pointer) bool { + dePtr := *((*unsafe.Pointer)(ptr)) + if dePtr == nil { + return true + } + return encoder.ValueEncoder.IsEmpty(dePtr) +} + +func (encoder *dereferenceEncoder) IsEmbeddedPtrNil(ptr unsafe.Pointer) bool { + deReferenced := *((*unsafe.Pointer)(ptr)) + if deReferenced == nil { + return true + } + isEmbeddedPtrNil, converted := encoder.ValueEncoder.(IsEmbeddedPtrNil) + if !converted { + return false + } + fieldPtr := unsafe.Pointer(deReferenced) + return isEmbeddedPtrNil.IsEmbeddedPtrNil(fieldPtr) +} + +type referenceEncoder struct { + encoder ValEncoder +} + +func (encoder *referenceEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + encoder.encoder.Encode(unsafe.Pointer(&ptr), stream) +} + +func (encoder *referenceEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.encoder.IsEmpty(unsafe.Pointer(&ptr)) +} + +type referenceDecoder struct { + decoder ValDecoder +} + +func (decoder *referenceDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + decoder.decoder.Decode(unsafe.Pointer(&ptr), iter) +} diff --git a/vendor/github.com/json-iterator/go/reflect_slice.go b/vendor/github.com/json-iterator/go/reflect_slice.go new file mode 100644 index 000000000..9441d79df --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_slice.go @@ -0,0 +1,99 @@ +package jsoniter + +import ( + "fmt" + "github.com/modern-go/reflect2" + "io" + "unsafe" +) + +func decoderOfSlice(ctx *ctx, typ reflect2.Type) ValDecoder { + sliceType := typ.(*reflect2.UnsafeSliceType) + decoder := decoderOfType(ctx.append("[sliceElem]"), sliceType.Elem()) + return &sliceDecoder{sliceType, decoder} +} + +func encoderOfSlice(ctx *ctx, typ reflect2.Type) ValEncoder { + sliceType := typ.(*reflect2.UnsafeSliceType) + encoder := encoderOfType(ctx.append("[sliceElem]"), sliceType.Elem()) + return &sliceEncoder{sliceType, encoder} +} + +type sliceEncoder struct { + sliceType *reflect2.UnsafeSliceType + elemEncoder ValEncoder +} + +func (encoder *sliceEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + if encoder.sliceType.UnsafeIsNil(ptr) { + stream.WriteNil() + return + } + length := encoder.sliceType.UnsafeLengthOf(ptr) + if length == 0 { + stream.WriteEmptyArray() + return + } + stream.WriteArrayStart() + encoder.elemEncoder.Encode(encoder.sliceType.UnsafeGetIndex(ptr, 0), stream) + for i := 1; i < length; i++ { + stream.WriteMore() + elemPtr := encoder.sliceType.UnsafeGetIndex(ptr, i) + encoder.elemEncoder.Encode(elemPtr, stream) + } + stream.WriteArrayEnd() + if stream.Error != nil && stream.Error != io.EOF { + stream.Error = fmt.Errorf("%v: %s", encoder.sliceType, stream.Error.Error()) + } +} + +func (encoder *sliceEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.sliceType.UnsafeLengthOf(ptr) == 0 +} + +type sliceDecoder struct { + sliceType *reflect2.UnsafeSliceType + elemDecoder ValDecoder +} + +func (decoder *sliceDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + decoder.doDecode(ptr, iter) + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v: %s", decoder.sliceType, iter.Error.Error()) + } +} + +func (decoder *sliceDecoder) doDecode(ptr unsafe.Pointer, iter *Iterator) { + c := iter.nextToken() + sliceType := decoder.sliceType + if c == 'n' { + iter.skipThreeBytes('u', 'l', 'l') + sliceType.UnsafeSetNil(ptr) + return + } + if c != '[' { + iter.ReportError("decode slice", "expect [ or n, but found "+string([]byte{c})) + return + } + c = iter.nextToken() + if c == ']' { + sliceType.UnsafeSet(ptr, sliceType.UnsafeMakeSlice(0, 0)) + return + } + iter.unreadByte() + sliceType.UnsafeGrow(ptr, 1) + elemPtr := sliceType.UnsafeGetIndex(ptr, 0) + decoder.elemDecoder.Decode(elemPtr, iter) + length := 1 + for c = iter.nextToken(); c == ','; c = iter.nextToken() { + idx := length + length += 1 + sliceType.UnsafeGrow(ptr, length) + elemPtr = sliceType.UnsafeGetIndex(ptr, idx) + decoder.elemDecoder.Decode(elemPtr, iter) + } + if c != ']' { + iter.ReportError("decode slice", "expect ], but found "+string([]byte{c})) + return + } +} diff --git a/vendor/github.com/json-iterator/go/reflect_struct_decoder.go b/vendor/github.com/json-iterator/go/reflect_struct_decoder.go new file mode 100644 index 000000000..fd7664786 --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_struct_decoder.go @@ -0,0 +1,1042 @@ +package jsoniter + +import ( + "fmt" + "github.com/modern-go/reflect2" + "io" + "strings" + "unsafe" +) + +func decoderOfStruct(ctx *ctx, typ reflect2.Type) ValDecoder { + bindings := map[string]*Binding{} + structDescriptor := describeStruct(ctx, typ) + for _, binding := range structDescriptor.Fields { + for _, fromName := range binding.FromNames { + old := bindings[fromName] + if old == nil { + bindings[fromName] = binding + continue + } + ignoreOld, ignoreNew := resolveConflictBinding(ctx.frozenConfig, old, binding) + if ignoreOld { + delete(bindings, fromName) + } + if !ignoreNew { + bindings[fromName] = binding + } + } + } + fields := map[string]*structFieldDecoder{} + for k, binding := range bindings { + fields[k] = binding.Decoder.(*structFieldDecoder) + } + for k, binding := range bindings { + if _, found := fields[strings.ToLower(k)]; !found { + fields[strings.ToLower(k)] = binding.Decoder.(*structFieldDecoder) + } + } + return createStructDecoder(ctx, typ, fields) +} + +func createStructDecoder(ctx *ctx, typ reflect2.Type, fields map[string]*structFieldDecoder) ValDecoder { + if ctx.disallowUnknownFields { + return &generalStructDecoder{typ: typ, fields: fields, disallowUnknownFields: true} + } + knownHash := map[int64]struct{}{ + 0: {}, + } + switch len(fields) { + case 0: + return &skipObjectDecoder{typ} + case 1: + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + return &oneFieldStructDecoder{typ, fieldHash, fieldDecoder} + } + case 2: + var fieldHash1 int64 + var fieldHash2 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldHash1 == 0 { + fieldHash1 = fieldHash + fieldDecoder1 = fieldDecoder + } else { + fieldHash2 = fieldHash + fieldDecoder2 = fieldDecoder + } + } + return &twoFieldsStructDecoder{typ, fieldHash1, fieldDecoder1, fieldHash2, fieldDecoder2} + case 3: + var fieldName1 int64 + var fieldName2 int64 + var fieldName3 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + var fieldDecoder3 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldName1 == 0 { + fieldName1 = fieldHash + fieldDecoder1 = fieldDecoder + } else if fieldName2 == 0 { + fieldName2 = fieldHash + fieldDecoder2 = fieldDecoder + } else { + fieldName3 = fieldHash + fieldDecoder3 = fieldDecoder + } + } + return &threeFieldsStructDecoder{typ, + fieldName1, fieldDecoder1, + fieldName2, fieldDecoder2, + fieldName3, fieldDecoder3} + case 4: + var fieldName1 int64 + var fieldName2 int64 + var fieldName3 int64 + var fieldName4 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + var fieldDecoder3 *structFieldDecoder + var fieldDecoder4 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldName1 == 0 { + fieldName1 = fieldHash + fieldDecoder1 = fieldDecoder + } else if fieldName2 == 0 { + fieldName2 = fieldHash + fieldDecoder2 = fieldDecoder + } else if fieldName3 == 0 { + fieldName3 = fieldHash + fieldDecoder3 = fieldDecoder + } else { + fieldName4 = fieldHash + fieldDecoder4 = fieldDecoder + } + } + return &fourFieldsStructDecoder{typ, + fieldName1, fieldDecoder1, + fieldName2, fieldDecoder2, + fieldName3, fieldDecoder3, + fieldName4, fieldDecoder4} + case 5: + var fieldName1 int64 + var fieldName2 int64 + var fieldName3 int64 + var fieldName4 int64 + var fieldName5 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + var fieldDecoder3 *structFieldDecoder + var fieldDecoder4 *structFieldDecoder + var fieldDecoder5 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldName1 == 0 { + fieldName1 = fieldHash + fieldDecoder1 = fieldDecoder + } else if fieldName2 == 0 { + fieldName2 = fieldHash + fieldDecoder2 = fieldDecoder + } else if fieldName3 == 0 { + fieldName3 = fieldHash + fieldDecoder3 = fieldDecoder + } else if fieldName4 == 0 { + fieldName4 = fieldHash + fieldDecoder4 = fieldDecoder + } else { + fieldName5 = fieldHash + fieldDecoder5 = fieldDecoder + } + } + return &fiveFieldsStructDecoder{typ, + fieldName1, fieldDecoder1, + fieldName2, fieldDecoder2, + fieldName3, fieldDecoder3, + fieldName4, fieldDecoder4, + fieldName5, fieldDecoder5} + case 6: + var fieldName1 int64 + var fieldName2 int64 + var fieldName3 int64 + var fieldName4 int64 + var fieldName5 int64 + var fieldName6 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + var fieldDecoder3 *structFieldDecoder + var fieldDecoder4 *structFieldDecoder + var fieldDecoder5 *structFieldDecoder + var fieldDecoder6 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldName1 == 0 { + fieldName1 = fieldHash + fieldDecoder1 = fieldDecoder + } else if fieldName2 == 0 { + fieldName2 = fieldHash + fieldDecoder2 = fieldDecoder + } else if fieldName3 == 0 { + fieldName3 = fieldHash + fieldDecoder3 = fieldDecoder + } else if fieldName4 == 0 { + fieldName4 = fieldHash + fieldDecoder4 = fieldDecoder + } else if fieldName5 == 0 { + fieldName5 = fieldHash + fieldDecoder5 = fieldDecoder + } else { + fieldName6 = fieldHash + fieldDecoder6 = fieldDecoder + } + } + return &sixFieldsStructDecoder{typ, + fieldName1, fieldDecoder1, + fieldName2, fieldDecoder2, + fieldName3, fieldDecoder3, + fieldName4, fieldDecoder4, + fieldName5, fieldDecoder5, + fieldName6, fieldDecoder6} + case 7: + var fieldName1 int64 + var fieldName2 int64 + var fieldName3 int64 + var fieldName4 int64 + var fieldName5 int64 + var fieldName6 int64 + var fieldName7 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + var fieldDecoder3 *structFieldDecoder + var fieldDecoder4 *structFieldDecoder + var fieldDecoder5 *structFieldDecoder + var fieldDecoder6 *structFieldDecoder + var fieldDecoder7 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldName1 == 0 { + fieldName1 = fieldHash + fieldDecoder1 = fieldDecoder + } else if fieldName2 == 0 { + fieldName2 = fieldHash + fieldDecoder2 = fieldDecoder + } else if fieldName3 == 0 { + fieldName3 = fieldHash + fieldDecoder3 = fieldDecoder + } else if fieldName4 == 0 { + fieldName4 = fieldHash + fieldDecoder4 = fieldDecoder + } else if fieldName5 == 0 { + fieldName5 = fieldHash + fieldDecoder5 = fieldDecoder + } else if fieldName6 == 0 { + fieldName6 = fieldHash + fieldDecoder6 = fieldDecoder + } else { + fieldName7 = fieldHash + fieldDecoder7 = fieldDecoder + } + } + return &sevenFieldsStructDecoder{typ, + fieldName1, fieldDecoder1, + fieldName2, fieldDecoder2, + fieldName3, fieldDecoder3, + fieldName4, fieldDecoder4, + fieldName5, fieldDecoder5, + fieldName6, fieldDecoder6, + fieldName7, fieldDecoder7} + case 8: + var fieldName1 int64 + var fieldName2 int64 + var fieldName3 int64 + var fieldName4 int64 + var fieldName5 int64 + var fieldName6 int64 + var fieldName7 int64 + var fieldName8 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + var fieldDecoder3 *structFieldDecoder + var fieldDecoder4 *structFieldDecoder + var fieldDecoder5 *structFieldDecoder + var fieldDecoder6 *structFieldDecoder + var fieldDecoder7 *structFieldDecoder + var fieldDecoder8 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldName1 == 0 { + fieldName1 = fieldHash + fieldDecoder1 = fieldDecoder + } else if fieldName2 == 0 { + fieldName2 = fieldHash + fieldDecoder2 = fieldDecoder + } else if fieldName3 == 0 { + fieldName3 = fieldHash + fieldDecoder3 = fieldDecoder + } else if fieldName4 == 0 { + fieldName4 = fieldHash + fieldDecoder4 = fieldDecoder + } else if fieldName5 == 0 { + fieldName5 = fieldHash + fieldDecoder5 = fieldDecoder + } else if fieldName6 == 0 { + fieldName6 = fieldHash + fieldDecoder6 = fieldDecoder + } else if fieldName7 == 0 { + fieldName7 = fieldHash + fieldDecoder7 = fieldDecoder + } else { + fieldName8 = fieldHash + fieldDecoder8 = fieldDecoder + } + } + return &eightFieldsStructDecoder{typ, + fieldName1, fieldDecoder1, + fieldName2, fieldDecoder2, + fieldName3, fieldDecoder3, + fieldName4, fieldDecoder4, + fieldName5, fieldDecoder5, + fieldName6, fieldDecoder6, + fieldName7, fieldDecoder7, + fieldName8, fieldDecoder8} + case 9: + var fieldName1 int64 + var fieldName2 int64 + var fieldName3 int64 + var fieldName4 int64 + var fieldName5 int64 + var fieldName6 int64 + var fieldName7 int64 + var fieldName8 int64 + var fieldName9 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + var fieldDecoder3 *structFieldDecoder + var fieldDecoder4 *structFieldDecoder + var fieldDecoder5 *structFieldDecoder + var fieldDecoder6 *structFieldDecoder + var fieldDecoder7 *structFieldDecoder + var fieldDecoder8 *structFieldDecoder + var fieldDecoder9 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldName1 == 0 { + fieldName1 = fieldHash + fieldDecoder1 = fieldDecoder + } else if fieldName2 == 0 { + fieldName2 = fieldHash + fieldDecoder2 = fieldDecoder + } else if fieldName3 == 0 { + fieldName3 = fieldHash + fieldDecoder3 = fieldDecoder + } else if fieldName4 == 0 { + fieldName4 = fieldHash + fieldDecoder4 = fieldDecoder + } else if fieldName5 == 0 { + fieldName5 = fieldHash + fieldDecoder5 = fieldDecoder + } else if fieldName6 == 0 { + fieldName6 = fieldHash + fieldDecoder6 = fieldDecoder + } else if fieldName7 == 0 { + fieldName7 = fieldHash + fieldDecoder7 = fieldDecoder + } else if fieldName8 == 0 { + fieldName8 = fieldHash + fieldDecoder8 = fieldDecoder + } else { + fieldName9 = fieldHash + fieldDecoder9 = fieldDecoder + } + } + return &nineFieldsStructDecoder{typ, + fieldName1, fieldDecoder1, + fieldName2, fieldDecoder2, + fieldName3, fieldDecoder3, + fieldName4, fieldDecoder4, + fieldName5, fieldDecoder5, + fieldName6, fieldDecoder6, + fieldName7, fieldDecoder7, + fieldName8, fieldDecoder8, + fieldName9, fieldDecoder9} + case 10: + var fieldName1 int64 + var fieldName2 int64 + var fieldName3 int64 + var fieldName4 int64 + var fieldName5 int64 + var fieldName6 int64 + var fieldName7 int64 + var fieldName8 int64 + var fieldName9 int64 + var fieldName10 int64 + var fieldDecoder1 *structFieldDecoder + var fieldDecoder2 *structFieldDecoder + var fieldDecoder3 *structFieldDecoder + var fieldDecoder4 *structFieldDecoder + var fieldDecoder5 *structFieldDecoder + var fieldDecoder6 *structFieldDecoder + var fieldDecoder7 *structFieldDecoder + var fieldDecoder8 *structFieldDecoder + var fieldDecoder9 *structFieldDecoder + var fieldDecoder10 *structFieldDecoder + for fieldName, fieldDecoder := range fields { + fieldHash := calcHash(fieldName) + _, known := knownHash[fieldHash] + if known { + return &generalStructDecoder{typ, fields, false} + } + knownHash[fieldHash] = struct{}{} + if fieldName1 == 0 { + fieldName1 = fieldHash + fieldDecoder1 = fieldDecoder + } else if fieldName2 == 0 { + fieldName2 = fieldHash + fieldDecoder2 = fieldDecoder + } else if fieldName3 == 0 { + fieldName3 = fieldHash + fieldDecoder3 = fieldDecoder + } else if fieldName4 == 0 { + fieldName4 = fieldHash + fieldDecoder4 = fieldDecoder + } else if fieldName5 == 0 { + fieldName5 = fieldHash + fieldDecoder5 = fieldDecoder + } else if fieldName6 == 0 { + fieldName6 = fieldHash + fieldDecoder6 = fieldDecoder + } else if fieldName7 == 0 { + fieldName7 = fieldHash + fieldDecoder7 = fieldDecoder + } else if fieldName8 == 0 { + fieldName8 = fieldHash + fieldDecoder8 = fieldDecoder + } else if fieldName9 == 0 { + fieldName9 = fieldHash + fieldDecoder9 = fieldDecoder + } else { + fieldName10 = fieldHash + fieldDecoder10 = fieldDecoder + } + } + return &tenFieldsStructDecoder{typ, + fieldName1, fieldDecoder1, + fieldName2, fieldDecoder2, + fieldName3, fieldDecoder3, + fieldName4, fieldDecoder4, + fieldName5, fieldDecoder5, + fieldName6, fieldDecoder6, + fieldName7, fieldDecoder7, + fieldName8, fieldDecoder8, + fieldName9, fieldDecoder9, + fieldName10, fieldDecoder10} + } + return &generalStructDecoder{typ, fields, false} +} + +type generalStructDecoder struct { + typ reflect2.Type + fields map[string]*structFieldDecoder + disallowUnknownFields bool +} + +func (decoder *generalStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + var c byte + for c = ','; c == ','; c = iter.nextToken() { + decoder.decodeOneField(ptr, iter) + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } + if c != '}' { + iter.ReportError("struct Decode", `expect }, but found `+string([]byte{c})) + } +} + +func (decoder *generalStructDecoder) decodeOneField(ptr unsafe.Pointer, iter *Iterator) { + var field string + var fieldDecoder *structFieldDecoder + if iter.cfg.objectFieldMustBeSimpleString { + fieldBytes := iter.ReadStringAsSlice() + field = *(*string)(unsafe.Pointer(&fieldBytes)) + fieldDecoder = decoder.fields[field] + if fieldDecoder == nil { + fieldDecoder = decoder.fields[strings.ToLower(field)] + } + } else { + field = iter.ReadString() + fieldDecoder = decoder.fields[field] + if fieldDecoder == nil { + fieldDecoder = decoder.fields[strings.ToLower(field)] + } + } + if fieldDecoder == nil { + msg := "found unknown field: " + field + if decoder.disallowUnknownFields { + iter.ReportError("ReadObject", msg) + } + c := iter.nextToken() + if c != ':' { + iter.ReportError("ReadObject", "expect : after object field, but found "+string([]byte{c})) + } + iter.Skip() + return + } + c := iter.nextToken() + if c != ':' { + iter.ReportError("ReadObject", "expect : after object field, but found "+string([]byte{c})) + } + fieldDecoder.Decode(ptr, iter) +} + +type skipObjectDecoder struct { + typ reflect2.Type +} + +func (decoder *skipObjectDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + valueType := iter.WhatIsNext() + if valueType != ObjectValue && valueType != NilValue { + iter.ReportError("skipObjectDecoder", "expect object or null") + return + } + iter.Skip() +} + +type oneFieldStructDecoder struct { + typ reflect2.Type + fieldHash int64 + fieldDecoder *structFieldDecoder +} + +func (decoder *oneFieldStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + if iter.readFieldHash() == decoder.fieldHash { + decoder.fieldDecoder.Decode(ptr, iter) + } else { + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type twoFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder +} + +func (decoder *twoFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type threeFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder + fieldHash3 int64 + fieldDecoder3 *structFieldDecoder +} + +func (decoder *threeFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + case decoder.fieldHash3: + decoder.fieldDecoder3.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type fourFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder + fieldHash3 int64 + fieldDecoder3 *structFieldDecoder + fieldHash4 int64 + fieldDecoder4 *structFieldDecoder +} + +func (decoder *fourFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + case decoder.fieldHash3: + decoder.fieldDecoder3.Decode(ptr, iter) + case decoder.fieldHash4: + decoder.fieldDecoder4.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type fiveFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder + fieldHash3 int64 + fieldDecoder3 *structFieldDecoder + fieldHash4 int64 + fieldDecoder4 *structFieldDecoder + fieldHash5 int64 + fieldDecoder5 *structFieldDecoder +} + +func (decoder *fiveFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + case decoder.fieldHash3: + decoder.fieldDecoder3.Decode(ptr, iter) + case decoder.fieldHash4: + decoder.fieldDecoder4.Decode(ptr, iter) + case decoder.fieldHash5: + decoder.fieldDecoder5.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type sixFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder + fieldHash3 int64 + fieldDecoder3 *structFieldDecoder + fieldHash4 int64 + fieldDecoder4 *structFieldDecoder + fieldHash5 int64 + fieldDecoder5 *structFieldDecoder + fieldHash6 int64 + fieldDecoder6 *structFieldDecoder +} + +func (decoder *sixFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + case decoder.fieldHash3: + decoder.fieldDecoder3.Decode(ptr, iter) + case decoder.fieldHash4: + decoder.fieldDecoder4.Decode(ptr, iter) + case decoder.fieldHash5: + decoder.fieldDecoder5.Decode(ptr, iter) + case decoder.fieldHash6: + decoder.fieldDecoder6.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type sevenFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder + fieldHash3 int64 + fieldDecoder3 *structFieldDecoder + fieldHash4 int64 + fieldDecoder4 *structFieldDecoder + fieldHash5 int64 + fieldDecoder5 *structFieldDecoder + fieldHash6 int64 + fieldDecoder6 *structFieldDecoder + fieldHash7 int64 + fieldDecoder7 *structFieldDecoder +} + +func (decoder *sevenFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + case decoder.fieldHash3: + decoder.fieldDecoder3.Decode(ptr, iter) + case decoder.fieldHash4: + decoder.fieldDecoder4.Decode(ptr, iter) + case decoder.fieldHash5: + decoder.fieldDecoder5.Decode(ptr, iter) + case decoder.fieldHash6: + decoder.fieldDecoder6.Decode(ptr, iter) + case decoder.fieldHash7: + decoder.fieldDecoder7.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type eightFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder + fieldHash3 int64 + fieldDecoder3 *structFieldDecoder + fieldHash4 int64 + fieldDecoder4 *structFieldDecoder + fieldHash5 int64 + fieldDecoder5 *structFieldDecoder + fieldHash6 int64 + fieldDecoder6 *structFieldDecoder + fieldHash7 int64 + fieldDecoder7 *structFieldDecoder + fieldHash8 int64 + fieldDecoder8 *structFieldDecoder +} + +func (decoder *eightFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + case decoder.fieldHash3: + decoder.fieldDecoder3.Decode(ptr, iter) + case decoder.fieldHash4: + decoder.fieldDecoder4.Decode(ptr, iter) + case decoder.fieldHash5: + decoder.fieldDecoder5.Decode(ptr, iter) + case decoder.fieldHash6: + decoder.fieldDecoder6.Decode(ptr, iter) + case decoder.fieldHash7: + decoder.fieldDecoder7.Decode(ptr, iter) + case decoder.fieldHash8: + decoder.fieldDecoder8.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type nineFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder + fieldHash3 int64 + fieldDecoder3 *structFieldDecoder + fieldHash4 int64 + fieldDecoder4 *structFieldDecoder + fieldHash5 int64 + fieldDecoder5 *structFieldDecoder + fieldHash6 int64 + fieldDecoder6 *structFieldDecoder + fieldHash7 int64 + fieldDecoder7 *structFieldDecoder + fieldHash8 int64 + fieldDecoder8 *structFieldDecoder + fieldHash9 int64 + fieldDecoder9 *structFieldDecoder +} + +func (decoder *nineFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + case decoder.fieldHash3: + decoder.fieldDecoder3.Decode(ptr, iter) + case decoder.fieldHash4: + decoder.fieldDecoder4.Decode(ptr, iter) + case decoder.fieldHash5: + decoder.fieldDecoder5.Decode(ptr, iter) + case decoder.fieldHash6: + decoder.fieldDecoder6.Decode(ptr, iter) + case decoder.fieldHash7: + decoder.fieldDecoder7.Decode(ptr, iter) + case decoder.fieldHash8: + decoder.fieldDecoder8.Decode(ptr, iter) + case decoder.fieldHash9: + decoder.fieldDecoder9.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type tenFieldsStructDecoder struct { + typ reflect2.Type + fieldHash1 int64 + fieldDecoder1 *structFieldDecoder + fieldHash2 int64 + fieldDecoder2 *structFieldDecoder + fieldHash3 int64 + fieldDecoder3 *structFieldDecoder + fieldHash4 int64 + fieldDecoder4 *structFieldDecoder + fieldHash5 int64 + fieldDecoder5 *structFieldDecoder + fieldHash6 int64 + fieldDecoder6 *structFieldDecoder + fieldHash7 int64 + fieldDecoder7 *structFieldDecoder + fieldHash8 int64 + fieldDecoder8 *structFieldDecoder + fieldHash9 int64 + fieldDecoder9 *structFieldDecoder + fieldHash10 int64 + fieldDecoder10 *structFieldDecoder +} + +func (decoder *tenFieldsStructDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + if !iter.readObjectStart() { + return + } + for { + switch iter.readFieldHash() { + case decoder.fieldHash1: + decoder.fieldDecoder1.Decode(ptr, iter) + case decoder.fieldHash2: + decoder.fieldDecoder2.Decode(ptr, iter) + case decoder.fieldHash3: + decoder.fieldDecoder3.Decode(ptr, iter) + case decoder.fieldHash4: + decoder.fieldDecoder4.Decode(ptr, iter) + case decoder.fieldHash5: + decoder.fieldDecoder5.Decode(ptr, iter) + case decoder.fieldHash6: + decoder.fieldDecoder6.Decode(ptr, iter) + case decoder.fieldHash7: + decoder.fieldDecoder7.Decode(ptr, iter) + case decoder.fieldHash8: + decoder.fieldDecoder8.Decode(ptr, iter) + case decoder.fieldHash9: + decoder.fieldDecoder9.Decode(ptr, iter) + case decoder.fieldHash10: + decoder.fieldDecoder10.Decode(ptr, iter) + default: + iter.Skip() + } + if iter.isObjectEnd() { + break + } + } + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%v.%s", decoder.typ, iter.Error.Error()) + } +} + +type structFieldDecoder struct { + field reflect2.StructField + fieldDecoder ValDecoder +} + +func (decoder *structFieldDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + fieldPtr := decoder.field.UnsafeGet(ptr) + decoder.fieldDecoder.Decode(fieldPtr, iter) + if iter.Error != nil && iter.Error != io.EOF { + iter.Error = fmt.Errorf("%s: %s", decoder.field.Name(), iter.Error.Error()) + } +} + +type stringModeStringDecoder struct { + elemDecoder ValDecoder + cfg *frozenConfig +} + +func (decoder *stringModeStringDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + decoder.elemDecoder.Decode(ptr, iter) + str := *((*string)(ptr)) + tempIter := decoder.cfg.BorrowIterator([]byte(str)) + defer decoder.cfg.ReturnIterator(tempIter) + *((*string)(ptr)) = tempIter.ReadString() +} + +type stringModeNumberDecoder struct { + elemDecoder ValDecoder +} + +func (decoder *stringModeNumberDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) { + c := iter.nextToken() + if c != '"' { + iter.ReportError("stringModeNumberDecoder", `expect ", but found `+string([]byte{c})) + return + } + decoder.elemDecoder.Decode(ptr, iter) + if iter.Error != nil { + return + } + c = iter.readByte() + if c != '"' { + iter.ReportError("stringModeNumberDecoder", `expect ", but found `+string([]byte{c})) + return + } +} diff --git a/vendor/github.com/json-iterator/go/reflect_struct_encoder.go b/vendor/github.com/json-iterator/go/reflect_struct_encoder.go new file mode 100644 index 000000000..d0759cf64 --- /dev/null +++ b/vendor/github.com/json-iterator/go/reflect_struct_encoder.go @@ -0,0 +1,210 @@ +package jsoniter + +import ( + "fmt" + "github.com/modern-go/reflect2" + "io" + "reflect" + "unsafe" +) + +func encoderOfStruct(ctx *ctx, typ reflect2.Type) ValEncoder { + type bindingTo struct { + binding *Binding + toName string + ignored bool + } + orderedBindings := []*bindingTo{} + structDescriptor := describeStruct(ctx, typ) + for _, binding := range structDescriptor.Fields { + for _, toName := range binding.ToNames { + new := &bindingTo{ + binding: binding, + toName: toName, + } + for _, old := range orderedBindings { + if old.toName != toName { + continue + } + old.ignored, new.ignored = resolveConflictBinding(ctx.frozenConfig, old.binding, new.binding) + } + orderedBindings = append(orderedBindings, new) + } + } + if len(orderedBindings) == 0 { + return &emptyStructEncoder{} + } + finalOrderedFields := []structFieldTo{} + for _, bindingTo := range orderedBindings { + if !bindingTo.ignored { + finalOrderedFields = append(finalOrderedFields, structFieldTo{ + encoder: bindingTo.binding.Encoder.(*structFieldEncoder), + toName: bindingTo.toName, + }) + } + } + return &structEncoder{typ, finalOrderedFields} +} + +func createCheckIsEmpty(ctx *ctx, typ reflect2.Type) checkIsEmpty { + encoder := createEncoderOfNative(ctx, typ) + if encoder != nil { + return encoder + } + kind := typ.Kind() + switch kind { + case reflect.Interface: + return &dynamicEncoder{typ} + case reflect.Struct: + return &structEncoder{typ: typ} + case reflect.Array: + return &arrayEncoder{} + case reflect.Slice: + return &sliceEncoder{} + case reflect.Map: + return encoderOfMap(ctx, typ) + case reflect.Ptr: + return &OptionalEncoder{} + default: + return &lazyErrorEncoder{err: fmt.Errorf("unsupported type: %v", typ)} + } +} + +func resolveConflictBinding(cfg *frozenConfig, old, new *Binding) (ignoreOld, ignoreNew bool) { + newTagged := new.Field.Tag().Get(cfg.getTagKey()) != "" + oldTagged := old.Field.Tag().Get(cfg.getTagKey()) != "" + if newTagged { + if oldTagged { + if len(old.levels) > len(new.levels) { + return true, false + } else if len(new.levels) > len(old.levels) { + return false, true + } else { + return true, true + } + } else { + return true, false + } + } else { + if oldTagged { + return true, false + } + if len(old.levels) > len(new.levels) { + return true, false + } else if len(new.levels) > len(old.levels) { + return false, true + } else { + return true, true + } + } +} + +type structFieldEncoder struct { + field reflect2.StructField + fieldEncoder ValEncoder + omitempty bool +} + +func (encoder *structFieldEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + fieldPtr := encoder.field.UnsafeGet(ptr) + encoder.fieldEncoder.Encode(fieldPtr, stream) + if stream.Error != nil && stream.Error != io.EOF { + stream.Error = fmt.Errorf("%s: %s", encoder.field.Name(), stream.Error.Error()) + } +} + +func (encoder *structFieldEncoder) IsEmpty(ptr unsafe.Pointer) bool { + fieldPtr := encoder.field.UnsafeGet(ptr) + return encoder.fieldEncoder.IsEmpty(fieldPtr) +} + +func (encoder *structFieldEncoder) IsEmbeddedPtrNil(ptr unsafe.Pointer) bool { + isEmbeddedPtrNil, converted := encoder.fieldEncoder.(IsEmbeddedPtrNil) + if !converted { + return false + } + fieldPtr := encoder.field.UnsafeGet(ptr) + return isEmbeddedPtrNil.IsEmbeddedPtrNil(fieldPtr) +} + +type IsEmbeddedPtrNil interface { + IsEmbeddedPtrNil(ptr unsafe.Pointer) bool +} + +type structEncoder struct { + typ reflect2.Type + fields []structFieldTo +} + +type structFieldTo struct { + encoder *structFieldEncoder + toName string +} + +func (encoder *structEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteObjectStart() + isNotFirst := false + for _, field := range encoder.fields { + if field.encoder.omitempty && field.encoder.IsEmpty(ptr) { + continue + } + if field.encoder.IsEmbeddedPtrNil(ptr) { + continue + } + if isNotFirst { + stream.WriteMore() + } + stream.WriteObjectField(field.toName) + field.encoder.Encode(ptr, stream) + isNotFirst = true + } + stream.WriteObjectEnd() + if stream.Error != nil && stream.Error != io.EOF { + stream.Error = fmt.Errorf("%v.%s", encoder.typ, stream.Error.Error()) + } +} + +func (encoder *structEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return false +} + +type emptyStructEncoder struct { +} + +func (encoder *emptyStructEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.WriteEmptyObject() +} + +func (encoder *emptyStructEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return false +} + +type stringModeNumberEncoder struct { + elemEncoder ValEncoder +} + +func (encoder *stringModeNumberEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + stream.writeByte('"') + encoder.elemEncoder.Encode(ptr, stream) + stream.writeByte('"') +} + +func (encoder *stringModeNumberEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.elemEncoder.IsEmpty(ptr) +} + +type stringModeStringEncoder struct { + elemEncoder ValEncoder + cfg *frozenConfig +} + +func (encoder *stringModeStringEncoder) Encode(ptr unsafe.Pointer, stream *Stream) { + tempStream := encoder.cfg.BorrowStream(nil) + defer encoder.cfg.ReturnStream(tempStream) + encoder.elemEncoder.Encode(ptr, tempStream) + stream.WriteString(string(tempStream.Buffer())) +} + +func (encoder *stringModeStringEncoder) IsEmpty(ptr unsafe.Pointer) bool { + return encoder.elemEncoder.IsEmpty(ptr) +} diff --git a/vendor/github.com/json-iterator/go/stream.go b/vendor/github.com/json-iterator/go/stream.go new file mode 100644 index 000000000..17662fded --- /dev/null +++ b/vendor/github.com/json-iterator/go/stream.go @@ -0,0 +1,211 @@ +package jsoniter + +import ( + "io" +) + +// stream is a io.Writer like object, with JSON specific write functions. +// Error is not returned as return value, but stored as Error member on this stream instance. +type Stream struct { + cfg *frozenConfig + out io.Writer + buf []byte + Error error + indention int + Attachment interface{} // open for customized encoder +} + +// NewStream create new stream instance. +// cfg can be jsoniter.ConfigDefault. +// out can be nil if write to internal buffer. +// bufSize is the initial size for the internal buffer in bytes. +func NewStream(cfg API, out io.Writer, bufSize int) *Stream { + return &Stream{ + cfg: cfg.(*frozenConfig), + out: out, + buf: make([]byte, 0, bufSize), + Error: nil, + indention: 0, + } +} + +// Pool returns a pool can provide more stream with same configuration +func (stream *Stream) Pool() StreamPool { + return stream.cfg +} + +// Reset reuse this stream instance by assign a new writer +func (stream *Stream) Reset(out io.Writer) { + stream.out = out + stream.buf = stream.buf[:0] +} + +// Available returns how many bytes are unused in the buffer. +func (stream *Stream) Available() int { + return cap(stream.buf) - len(stream.buf) +} + +// Buffered returns the number of bytes that have been written into the current buffer. +func (stream *Stream) Buffered() int { + return len(stream.buf) +} + +// Buffer if writer is nil, use this method to take the result +func (stream *Stream) Buffer() []byte { + return stream.buf +} + +// SetBuffer allows to append to the internal buffer directly +func (stream *Stream) SetBuffer(buf []byte) { + stream.buf = buf +} + +// Write writes the contents of p into the buffer. +// It returns the number of bytes written. +// If nn < len(p), it also returns an error explaining +// why the write is short. +func (stream *Stream) Write(p []byte) (nn int, err error) { + stream.buf = append(stream.buf, p...) + if stream.out != nil { + nn, err = stream.out.Write(stream.buf) + stream.buf = stream.buf[nn:] + return + } + return len(p), nil +} + +// WriteByte writes a single byte. +func (stream *Stream) writeByte(c byte) { + stream.buf = append(stream.buf, c) +} + +func (stream *Stream) writeTwoBytes(c1 byte, c2 byte) { + stream.buf = append(stream.buf, c1, c2) +} + +func (stream *Stream) writeThreeBytes(c1 byte, c2 byte, c3 byte) { + stream.buf = append(stream.buf, c1, c2, c3) +} + +func (stream *Stream) writeFourBytes(c1 byte, c2 byte, c3 byte, c4 byte) { + stream.buf = append(stream.buf, c1, c2, c3, c4) +} + +func (stream *Stream) writeFiveBytes(c1 byte, c2 byte, c3 byte, c4 byte, c5 byte) { + stream.buf = append(stream.buf, c1, c2, c3, c4, c5) +} + +// Flush writes any buffered data to the underlying io.Writer. +func (stream *Stream) Flush() error { + if stream.out == nil { + return nil + } + if stream.Error != nil { + return stream.Error + } + n, err := stream.out.Write(stream.buf) + if err != nil { + if stream.Error == nil { + stream.Error = err + } + return err + } + stream.buf = stream.buf[n:] + return nil +} + +// WriteRaw write string out without quotes, just like []byte +func (stream *Stream) WriteRaw(s string) { + stream.buf = append(stream.buf, s...) +} + +// WriteNil write null to stream +func (stream *Stream) WriteNil() { + stream.writeFourBytes('n', 'u', 'l', 'l') +} + +// WriteTrue write true to stream +func (stream *Stream) WriteTrue() { + stream.writeFourBytes('t', 'r', 'u', 'e') +} + +// WriteFalse write false to stream +func (stream *Stream) WriteFalse() { + stream.writeFiveBytes('f', 'a', 'l', 's', 'e') +} + +// WriteBool write true or false into stream +func (stream *Stream) WriteBool(val bool) { + if val { + stream.WriteTrue() + } else { + stream.WriteFalse() + } +} + +// WriteObjectStart write { with possible indention +func (stream *Stream) WriteObjectStart() { + stream.indention += stream.cfg.indentionStep + stream.writeByte('{') + stream.writeIndention(0) +} + +// WriteObjectField write "field": with possible indention +func (stream *Stream) WriteObjectField(field string) { + stream.WriteString(field) + if stream.indention > 0 { + stream.writeTwoBytes(':', ' ') + } else { + stream.writeByte(':') + } +} + +// WriteObjectEnd write } with possible indention +func (stream *Stream) WriteObjectEnd() { + stream.writeIndention(stream.cfg.indentionStep) + stream.indention -= stream.cfg.indentionStep + stream.writeByte('}') +} + +// WriteEmptyObject write {} +func (stream *Stream) WriteEmptyObject() { + stream.writeByte('{') + stream.writeByte('}') +} + +// WriteMore write , with possible indention +func (stream *Stream) WriteMore() { + stream.writeByte(',') + stream.writeIndention(0) + stream.Flush() +} + +// WriteArrayStart write [ with possible indention +func (stream *Stream) WriteArrayStart() { + stream.indention += stream.cfg.indentionStep + stream.writeByte('[') + stream.writeIndention(0) +} + +// WriteEmptyArray write [] +func (stream *Stream) WriteEmptyArray() { + stream.writeTwoBytes('[', ']') +} + +// WriteArrayEnd write ] with possible indention +func (stream *Stream) WriteArrayEnd() { + stream.writeIndention(stream.cfg.indentionStep) + stream.indention -= stream.cfg.indentionStep + stream.writeByte(']') +} + +func (stream *Stream) writeIndention(delta int) { + if stream.indention == 0 { + return + } + stream.writeByte('\n') + toWrite := stream.indention - delta + for i := 0; i < toWrite; i++ { + stream.buf = append(stream.buf, ' ') + } +} diff --git a/vendor/github.com/json-iterator/go/stream_float.go b/vendor/github.com/json-iterator/go/stream_float.go new file mode 100644 index 000000000..f318d2c59 --- /dev/null +++ b/vendor/github.com/json-iterator/go/stream_float.go @@ -0,0 +1,94 @@ +package jsoniter + +import ( + "math" + "strconv" +) + +var pow10 []uint64 + +func init() { + pow10 = []uint64{1, 10, 100, 1000, 10000, 100000, 1000000} +} + +// WriteFloat32 write float32 to stream +func (stream *Stream) WriteFloat32(val float32) { + abs := math.Abs(float64(val)) + fmt := byte('f') + // Note: Must use float32 comparisons for underlying float32 value to get precise cutoffs right. + if abs != 0 { + if float32(abs) < 1e-6 || float32(abs) >= 1e21 { + fmt = 'e' + } + } + stream.buf = strconv.AppendFloat(stream.buf, float64(val), fmt, -1, 32) +} + +// WriteFloat32Lossy write float32 to stream with ONLY 6 digits precision although much much faster +func (stream *Stream) WriteFloat32Lossy(val float32) { + if val < 0 { + stream.writeByte('-') + val = -val + } + if val > 0x4ffffff { + stream.WriteFloat32(val) + return + } + precision := 6 + exp := uint64(1000000) // 6 + lval := uint64(float64(val)*float64(exp) + 0.5) + stream.WriteUint64(lval / exp) + fval := lval % exp + if fval == 0 { + return + } + stream.writeByte('.') + for p := precision - 1; p > 0 && fval < pow10[p]; p-- { + stream.writeByte('0') + } + stream.WriteUint64(fval) + for stream.buf[len(stream.buf)-1] == '0' { + stream.buf = stream.buf[:len(stream.buf)-1] + } +} + +// WriteFloat64 write float64 to stream +func (stream *Stream) WriteFloat64(val float64) { + abs := math.Abs(val) + fmt := byte('f') + // Note: Must use float32 comparisons for underlying float32 value to get precise cutoffs right. + if abs != 0 { + if abs < 1e-6 || abs >= 1e21 { + fmt = 'e' + } + } + stream.buf = strconv.AppendFloat(stream.buf, float64(val), fmt, -1, 64) +} + +// WriteFloat64Lossy write float64 to stream with ONLY 6 digits precision although much much faster +func (stream *Stream) WriteFloat64Lossy(val float64) { + if val < 0 { + stream.writeByte('-') + val = -val + } + if val > 0x4ffffff { + stream.WriteFloat64(val) + return + } + precision := 6 + exp := uint64(1000000) // 6 + lval := uint64(val*float64(exp) + 0.5) + stream.WriteUint64(lval / exp) + fval := lval % exp + if fval == 0 { + return + } + stream.writeByte('.') + for p := precision - 1; p > 0 && fval < pow10[p]; p-- { + stream.writeByte('0') + } + stream.WriteUint64(fval) + for stream.buf[len(stream.buf)-1] == '0' { + stream.buf = stream.buf[:len(stream.buf)-1] + } +} diff --git a/vendor/github.com/json-iterator/go/stream_int.go b/vendor/github.com/json-iterator/go/stream_int.go new file mode 100644 index 000000000..d1059ee4c --- /dev/null +++ b/vendor/github.com/json-iterator/go/stream_int.go @@ -0,0 +1,190 @@ +package jsoniter + +var digits []uint32 + +func init() { + digits = make([]uint32, 1000) + for i := uint32(0); i < 1000; i++ { + digits[i] = (((i / 100) + '0') << 16) + ((((i / 10) % 10) + '0') << 8) + i%10 + '0' + if i < 10 { + digits[i] += 2 << 24 + } else if i < 100 { + digits[i] += 1 << 24 + } + } +} + +func writeFirstBuf(space []byte, v uint32) []byte { + start := v >> 24 + if start == 0 { + space = append(space, byte(v>>16), byte(v>>8)) + } else if start == 1 { + space = append(space, byte(v>>8)) + } + space = append(space, byte(v)) + return space +} + +func writeBuf(buf []byte, v uint32) []byte { + return append(buf, byte(v>>16), byte(v>>8), byte(v)) +} + +// WriteUint8 write uint8 to stream +func (stream *Stream) WriteUint8(val uint8) { + stream.buf = writeFirstBuf(stream.buf, digits[val]) +} + +// WriteInt8 write int8 to stream +func (stream *Stream) WriteInt8(nval int8) { + var val uint8 + if nval < 0 { + val = uint8(-nval) + stream.buf = append(stream.buf, '-') + } else { + val = uint8(nval) + } + stream.buf = writeFirstBuf(stream.buf, digits[val]) +} + +// WriteUint16 write uint16 to stream +func (stream *Stream) WriteUint16(val uint16) { + q1 := val / 1000 + if q1 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[val]) + return + } + r1 := val - q1*1000 + stream.buf = writeFirstBuf(stream.buf, digits[q1]) + stream.buf = writeBuf(stream.buf, digits[r1]) + return +} + +// WriteInt16 write int16 to stream +func (stream *Stream) WriteInt16(nval int16) { + var val uint16 + if nval < 0 { + val = uint16(-nval) + stream.buf = append(stream.buf, '-') + } else { + val = uint16(nval) + } + stream.WriteUint16(val) +} + +// WriteUint32 write uint32 to stream +func (stream *Stream) WriteUint32(val uint32) { + q1 := val / 1000 + if q1 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[val]) + return + } + r1 := val - q1*1000 + q2 := q1 / 1000 + if q2 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[q1]) + stream.buf = writeBuf(stream.buf, digits[r1]) + return + } + r2 := q1 - q2*1000 + q3 := q2 / 1000 + if q3 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[q2]) + } else { + r3 := q2 - q3*1000 + stream.buf = append(stream.buf, byte(q3+'0')) + stream.buf = writeBuf(stream.buf, digits[r3]) + } + stream.buf = writeBuf(stream.buf, digits[r2]) + stream.buf = writeBuf(stream.buf, digits[r1]) +} + +// WriteInt32 write int32 to stream +func (stream *Stream) WriteInt32(nval int32) { + var val uint32 + if nval < 0 { + val = uint32(-nval) + stream.buf = append(stream.buf, '-') + } else { + val = uint32(nval) + } + stream.WriteUint32(val) +} + +// WriteUint64 write uint64 to stream +func (stream *Stream) WriteUint64(val uint64) { + q1 := val / 1000 + if q1 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[val]) + return + } + r1 := val - q1*1000 + q2 := q1 / 1000 + if q2 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[q1]) + stream.buf = writeBuf(stream.buf, digits[r1]) + return + } + r2 := q1 - q2*1000 + q3 := q2 / 1000 + if q3 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[q2]) + stream.buf = writeBuf(stream.buf, digits[r2]) + stream.buf = writeBuf(stream.buf, digits[r1]) + return + } + r3 := q2 - q3*1000 + q4 := q3 / 1000 + if q4 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[q3]) + stream.buf = writeBuf(stream.buf, digits[r3]) + stream.buf = writeBuf(stream.buf, digits[r2]) + stream.buf = writeBuf(stream.buf, digits[r1]) + return + } + r4 := q3 - q4*1000 + q5 := q4 / 1000 + if q5 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[q4]) + stream.buf = writeBuf(stream.buf, digits[r4]) + stream.buf = writeBuf(stream.buf, digits[r3]) + stream.buf = writeBuf(stream.buf, digits[r2]) + stream.buf = writeBuf(stream.buf, digits[r1]) + return + } + r5 := q4 - q5*1000 + q6 := q5 / 1000 + if q6 == 0 { + stream.buf = writeFirstBuf(stream.buf, digits[q5]) + } else { + stream.buf = writeFirstBuf(stream.buf, digits[q6]) + r6 := q5 - q6*1000 + stream.buf = writeBuf(stream.buf, digits[r6]) + } + stream.buf = writeBuf(stream.buf, digits[r5]) + stream.buf = writeBuf(stream.buf, digits[r4]) + stream.buf = writeBuf(stream.buf, digits[r3]) + stream.buf = writeBuf(stream.buf, digits[r2]) + stream.buf = writeBuf(stream.buf, digits[r1]) +} + +// WriteInt64 write int64 to stream +func (stream *Stream) WriteInt64(nval int64) { + var val uint64 + if nval < 0 { + val = uint64(-nval) + stream.buf = append(stream.buf, '-') + } else { + val = uint64(nval) + } + stream.WriteUint64(val) +} + +// WriteInt write int to stream +func (stream *Stream) WriteInt(val int) { + stream.WriteInt64(int64(val)) +} + +// WriteUint write uint to stream +func (stream *Stream) WriteUint(val uint) { + stream.WriteUint64(uint64(val)) +} diff --git a/vendor/github.com/json-iterator/go/stream_str.go b/vendor/github.com/json-iterator/go/stream_str.go new file mode 100644 index 000000000..54c2ba0b3 --- /dev/null +++ b/vendor/github.com/json-iterator/go/stream_str.go @@ -0,0 +1,372 @@ +package jsoniter + +import ( + "unicode/utf8" +) + +// htmlSafeSet holds the value true if the ASCII character with the given +// array position can be safely represented inside a JSON string, embedded +// inside of HTML