Files
gitea/modules/git/parse_treeentry.go
wxiaoguang 381a1e6d6c fix
2026-04-14 15:38:13 +08:00

72 lines
1.7 KiB
Go

// Copyright 2018 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package git
import (
"bytes"
"io"
)
// ParseTreeEntries parses the output of a `git ls-tree -l` command.
func ParseTreeEntries(data []byte) ([]*TreeEntry, error) {
return parseTreeEntries(data, nil)
}
// parseTreeEntries FIXME this function's design is not right, it should not make the caller read all data into memory
func parseTreeEntries(data []byte, ptree *Tree) ([]*TreeEntry, error) {
entries := make([]*TreeEntry, 0, bytes.Count(data, []byte{'\n'})+1)
for pos := 0; pos < len(data); {
posEnd := bytes.IndexByte(data[pos:], '\n')
if posEnd == -1 {
posEnd = len(data)
} else {
posEnd += pos
}
line := data[pos:posEnd]
lsTreeLine, err := parseLsTreeLine(line)
if err != nil {
return nil, err
}
entry := &TreeEntry{
ptree: ptree,
ID: lsTreeLine.ID,
entryMode: lsTreeLine.EntryMode,
name: lsTreeLine.Name,
size: lsTreeLine.Size.Value(),
sized: lsTreeLine.Size.Has(),
}
pos = posEnd + 1
entries = append(entries, entry)
}
return entries, nil
}
func catBatchParseTreeEntries(objectFormat ObjectFormat, ptree *Tree, rd BufferedReader, sz int64) ([]*TreeEntry, error) {
entries := make([]*TreeEntry, 0, 10)
loop:
for sz > 0 {
mode, fname, objID, count, err := ParseCatFileTreeLine(objectFormat, rd)
if err != nil {
if err == io.EOF {
break loop
}
return nil, err
}
sz -= int64(count)
entry := new(TreeEntry)
entry.ptree = ptree
entry.entryMode = mode
entry.ID = objID
entry.name = fname
entries = append(entries, entry)
}
if _, err := rd.Discard(1); err != nil {
return entries, err
}
return entries, nil
}