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forgejo/modules/git/tree_nogogit.go
zeripath ae7e6cd474
Reduce calls to git cat-file -s (#14682)
* Reduce calls to git cat-file -s

There are multiple places where there are repeated calls to git cat-file
-s due to the blobs not being created with their size.

Through judicious use of git ls-tree -l and slight adjustments to the
indexer code we can avoid a lot of these calls.

* simplify by always expecting the long format

* Also always set the sized field and tell the indexer the update is sized
2021-02-17 22:32:25 +01:00

70 lines
1.5 KiB
Go

// 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 (
"strings"
)
// Tree represents a flat directory listing.
type Tree struct {
ID SHA1
ResolvedID SHA1
repo *Repository
// parent tree
ptree *Tree
entries Entries
entriesParsed bool
entriesRecursive Entries
entriesRecursiveParsed bool
}
// ListEntries returns all entries of current tree.
func (t *Tree) ListEntries() (Entries, error) {
if t.entriesParsed {
return t.entries, nil
}
stdout, err := NewCommand("ls-tree", "-l", t.ID.String()).RunInDirBytes(t.repo.Path)
if err != nil {
if strings.Contains(err.Error(), "fatal: Not a valid object name") || strings.Contains(err.Error(), "fatal: not a tree object") {
return nil, ErrNotExist{
ID: t.ID.String(),
}
}
return nil, err
}
t.entries, err = parseTreeEntries(stdout, t)
if err == nil {
t.entriesParsed = true
}
return t.entries, err
}
// ListEntriesRecursive returns all entries of current tree recursively including all subtrees
func (t *Tree) ListEntriesRecursive() (Entries, error) {
if t.entriesRecursiveParsed {
return t.entriesRecursive, nil
}
stdout, err := NewCommand("ls-tree", "-t", "-l", "-r", t.ID.String()).RunInDirBytes(t.repo.Path)
if err != nil {
return nil, err
}
t.entriesRecursive, err = parseTreeEntries(stdout, t)
if err == nil {
t.entriesRecursiveParsed = true
}
return t.entriesRecursive, err
}