A fork of Gitea (see branch `mj`) adding Majority Judgment Polls 𐄷 over Issues and Merge Requests. https://git.mieuxvoter.fr
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// Copyright 2020 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
// +build !gogit
package git
import (
"bufio"
"fmt"
"io"
"io/ioutil"
"strings"
)
func (repo *Repository) getTree(id SHA1) (*Tree, error) {
stdoutReader, stdoutWriter := io.Pipe()
defer func() {
_ = stdoutReader.Close()
_ = stdoutWriter.Close()
}()
go func() {
stderr := &strings.Builder{}
err := NewCommand("cat-file", "--batch").RunInDirFullPipeline(repo.Path, stdoutWriter, stderr, strings.NewReader(id.String()+"\n"))
if err != nil {
_ = stdoutWriter.CloseWithError(ConcatenateError(err, stderr.String()))
} else {
_ = stdoutWriter.Close()
}
}()
bufReader := bufio.NewReader(stdoutReader)
// ignore the SHA
_, typ, size, err := ReadBatchLine(bufReader)
if err != nil {
return nil, err
}
switch typ {
case "tag":
resolvedID := id
data, err := ioutil.ReadAll(io.LimitReader(bufReader, size))
if err != nil {
return nil, err
}
tag, err := parseTagData(data)
if err != nil {
return nil, err
}
commit, err := tag.Commit()
if err != nil {
return nil, err
}
commit.Tree.ResolvedID = resolvedID
log("tag.commit.Tree: %s %v", commit.Tree.ID.String(), commit.Tree.repo)
return &commit.Tree, nil
case "commit":
commit, err := CommitFromReader(repo, id, io.LimitReader(bufReader, size))
if err != nil {
_ = stdoutReader.CloseWithError(err)
return nil, err
}
commit.Tree.ResolvedID = commit.ID
log("commit.Tree: %s %v", commit.Tree.ID.String(), commit.Tree.repo)
return &commit.Tree, nil
case "tree":
stdoutReader.Close()
tree := NewTree(repo, id)
tree.ResolvedID = id
return tree, nil
default:
_ = stdoutReader.CloseWithError(fmt.Errorf("unknown typ: %s", typ))
return nil, ErrNotExist{
ID: id.String(),
}
}
}
// GetTree find the tree object in the repository.
func (repo *Repository) GetTree(idStr string) (*Tree, error) {
if len(idStr) != 40 {
res, err := NewCommand("rev-parse", "--verify", idStr).RunInDir(repo.Path)
if err != nil {
return nil, err
}
if len(res) > 0 {
idStr = res[:len(res)-1]
}
}
id, err := NewIDFromString(idStr)
if err != nil {
return nil, err
}
return repo.getTree(id)
}