mirror of https://github.com/gogits/gogs.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
70 lines
2.0 KiB
70 lines
2.0 KiB
// Copyright 2011 Aaron Jacobs. All Rights Reserved. |
|
// Author: aaronjjacobs@gmail.com (Aaron Jacobs) |
|
// |
|
// Licensed under the Apache License, Version 2.0 (the "License"); |
|
// you may not use this file except in compliance with the License. |
|
// You may obtain a copy of the License at |
|
// |
|
// http://www.apache.org/licenses/LICENSE-2.0 |
|
// |
|
// Unless required by applicable law or agreed to in writing, software |
|
// distributed under the License is distributed on an "AS IS" BASIS, |
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
// See the License for the specific language governing permissions and |
|
// limitations under the License. |
|
|
|
package oglematchers |
|
|
|
import ( |
|
"strings" |
|
) |
|
|
|
// AllOf accepts a set of matchers S and returns a matcher that follows the |
|
// algorithm below when considering a candidate c: |
|
// |
|
// 1. Return true if for every Matcher m in S, m matches c. |
|
// |
|
// 2. Otherwise, if there is a matcher m in S such that m returns a fatal |
|
// error for c, return that matcher's error message. |
|
// |
|
// 3. Otherwise, return false with the error from some wrapped matcher. |
|
// |
|
// This is akin to a logical AND operation for matchers. |
|
func AllOf(matchers ...Matcher) Matcher { |
|
return &allOfMatcher{matchers} |
|
} |
|
|
|
type allOfMatcher struct { |
|
wrappedMatchers []Matcher |
|
} |
|
|
|
func (m *allOfMatcher) Description() string { |
|
// Special case: the empty set. |
|
if len(m.wrappedMatchers) == 0 { |
|
return "is anything" |
|
} |
|
|
|
// Join the descriptions for the wrapped matchers. |
|
wrappedDescs := make([]string, len(m.wrappedMatchers)) |
|
for i, wrappedMatcher := range m.wrappedMatchers { |
|
wrappedDescs[i] = wrappedMatcher.Description() |
|
} |
|
|
|
return strings.Join(wrappedDescs, ", and ") |
|
} |
|
|
|
func (m *allOfMatcher) Matches(c interface{}) (err error) { |
|
for _, wrappedMatcher := range m.wrappedMatchers { |
|
if wrappedErr := wrappedMatcher.Matches(c); wrappedErr != nil { |
|
err = wrappedErr |
|
|
|
// If the error is fatal, return immediately with this error. |
|
_, ok := wrappedErr.(*FatalError) |
|
if ok { |
|
return |
|
} |
|
} |
|
} |
|
|
|
return |
|
}
|
|
|