e286457990
**Backport:** https://codeberg.org/forgejo/forgejo/pulls/7337 - Massive replacement of changing `code.gitea.io/gitea` to `forgejo.org`. - Resolves forgejo/discussions#258 Co-authored-by: Gusted <postmaster@gusted.xyz> Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7354 Reviewed-by: Gusted <gusted@noreply.codeberg.org> Co-authored-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org> Co-committed-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>
42 lines
1,010 B
Go
42 lines
1,010 B
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package files
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import (
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"context"
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"strings"
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repo_model "forgejo.org/models/repo"
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"forgejo.org/services/gitdiff"
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)
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// GetDiffPreview produces and returns diff result of a file which is not yet committed.
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func GetDiffPreview(ctx context.Context, repo *repo_model.Repository, branch, treePath, content string) (*gitdiff.Diff, error) {
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if branch == "" {
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branch = repo.DefaultBranch
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}
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t, err := NewTemporaryUploadRepository(ctx, repo)
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if err != nil {
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return nil, err
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}
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defer t.Close()
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if err := t.Clone(branch, true); err != nil {
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return nil, err
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}
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if err := t.SetDefaultIndex(); err != nil {
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return nil, err
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}
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// Add the object to the database
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objectHash, err := t.HashObject(strings.NewReader(content))
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if err != nil {
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return nil, err
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}
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// Add the object to the index
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if err := t.AddObjectToIndex("100644", objectHash, treePath); err != nil {
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return nil, err
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}
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return t.DiffIndex()
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}
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