Function generateCommitPage

commit.go:108–259

(commit git.Commit, params Params)

}

func generateCommitPage(commit git.Commit, params Params) error {
	diff, err := git.CommitDiff(commit.Hash, params.RepoDir)
	if err != nil {
		return err
	}

	files, _, err := gitdiff.Parse(strings.NewReader(diff))
	if err != nil {
		return err
	}

	style := styles.Get(params.Style)
	if style == nil {
		return fmt.Errorf("unknown style: %s", params.Style)
	}

	formatter := html.New(
		html.WithClasses(true),
		html.WithCSSComments(false),
		html.WithCustomCSS(map[chroma.TokenType]string{
			chroma.GenericInserted: "display: block;",
			chroma.GenericDeleted:  "display: block;",
		}),
	)

	var cssBuf bytes.Buffer
	if err := formatter.WriteCSS(&cssBuf, style); err != nil {
		return err
	}

	lexer := lexers.Get("diff")
	if lexer == nil {
		return fmt.Errorf("failed to get lexer for diff")
	}

	outPath := filepath.Join(params.OutputDir, "commit", commit.Hash+".html")

	f, err := os.Create(outPath)
	if err != nil {
		return err
	}
	rootHref := filepath.ToSlash("../")

	fileTree := buildFileTree(files)

	// Create a stable order for files that matches the file tree traversal
	// so that the per-file views appear in the same order as the sidebar tree.
	fileOrder := make(map[string]int)
	{
		// Preorder traversal (dirs first, then files), respecting sortNode ordering
		var idx int
		var walk func(nodes []*templates.FileTree)
		walk = func(nodes []*templates.FileTree) {
			for _, n := range nodes {
				if n.IsDir {
					// Children are already sorted by sortNode
					walk(n.Children)
					continue