forgejo_fusion/services/repository/files/diff.go
David Rotermund 49fe13eb4a
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Integration tests for the release process / release-simulation (push) Waiting to run
10.0.0 base
2025-02-08 23:21:02 +01:00

42 lines
1 KiB
Go

// Copyright 2019 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package files
import (
"context"
"strings"
repo_model "code.gitea.io/gitea/models/repo"
"code.gitea.io/gitea/services/gitdiff"
)
// GetDiffPreview produces and returns diff result of a file which is not yet committed.
func GetDiffPreview(ctx context.Context, repo *repo_model.Repository, branch, treePath, content string) (*gitdiff.Diff, error) {
if branch == "" {
branch = repo.DefaultBranch
}
t, err := NewTemporaryUploadRepository(ctx, repo)
if err != nil {
return nil, err
}
defer t.Close()
if err := t.Clone(branch, true); err != nil {
return nil, err
}
if err := t.SetDefaultIndex(); err != nil {
return nil, err
}
// Add the object to the database
objectHash, err := t.HashObject(strings.NewReader(content))
if err != nil {
return nil, err
}
// Add the object to the index
if err := t.AddObjectToIndex("100644", objectHash, treePath); err != nil {
return nil, err
}
return t.DiffIndex()
}