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.
35 lines
906 B
35 lines
906 B
// Copyright 2015 The Gogs Authors. All rights reserved. |
|
// Use of this source code is governed by a MIT-style |
|
// license that can be found in the LICENSE file. |
|
|
|
package git |
|
|
|
import ( |
|
"bytes" |
|
"io" |
|
) |
|
|
|
// Blob represents a Git object. |
|
type Blob struct { |
|
repo *Repository |
|
*TreeEntry |
|
} |
|
|
|
// Data gets content of blob all at once and wrap it as io.Reader. |
|
// This can be very slow and memory consuming for huge content. |
|
func (b *Blob) Data() (io.Reader, error) { |
|
stdout := new(bytes.Buffer) |
|
stderr := new(bytes.Buffer) |
|
|
|
// Preallocate memory to save ~50% memory usage on big files. |
|
stdout.Grow(int(b.Size() + 2048)) |
|
|
|
if err := b.DataPipeline(stdout, stderr); err != nil { |
|
return nil, concatenateError(err, stderr.String()) |
|
} |
|
return stdout, nil |
|
} |
|
|
|
func (b *Blob) DataPipeline(stdout, stderr io.Writer) error { |
|
return NewCommand("show", b.ID.String()).RunInDirPipeline(b.repo.Path, stdout, stderr) |
|
}
|
|
|