gitBlame method

@override Future<List<GitBlameLine>> gitBlame(String path)

Implementation

@override
Future<List<GitBlameLine>> gitBlame(String path) async {
  final out =
      (await _git([
            'blame',
            '--line-porcelain',
            '--',
            normalizeRepoPath(path),
          ])).stdout
          as String;
  final lines = <GitBlameLine>[];
  final blocks = const LineSplitter().convert(out);
  String hash = '';
  String author = '';
  var lineNo = 0;
  for (final l in blocks) {
    if (RegExp(r'^[0-9a-f]{40} ').hasMatch(l)) {
      final parts = l.split(' ');
      hash = parts[0].substring(0, 8);
      lineNo = int.tryParse(parts[2]) ?? (lineNo + 1);
    } else if (l.startsWith('author ')) {
      author = l.substring('author '.length);
    } else if (l.startsWith('\t')) {
      lines.add(
        GitBlameLine(
          line: lineNo,
          hash: hash,
          author: author,
          content: l.substring(1),
        ),
      );
    }
  }
  return lines;
}