tool/since.dart

// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'dart:collection';
import 'dart:io';

import 'package:yaml/yaml.dart';

import 'changelog.dart';
import 'crawl.dart';

final Map<String, SinceInfo> sinceMap = _readSinceMap();

Map<String, SinceInfo> _readSinceMap() {
  var sinceFile = File('tool/since/sdk.yaml').readAsStringSync();
  var versionMap = loadYamlNode(sinceFile) as YamlMap;

  var sinceMap = <String, SinceInfo>{};
  for (var rule in registeredLints.map((l) => l.name)) {
    var version = versionMap[rule] as String;
    sinceMap[rule] = SinceInfo(sinceDartSdk: version);
  }

  return sinceMap;
}

class SdkVersionFile {
  static final filePath = 'tool/since/sdk.yaml';

  void addRule(String rule) {
    var sinceFile = File(filePath);
    var versionMap = loadYamlNode(sinceFile.readAsStringSync()) as Map;
    var sortedMap = SplayTreeMap()..addAll(versionMap);
    sortedMap[rule] = Changelog().readCurrentRelease();

    var output = StringBuffer();
    for (var entry in sortedMap.entries) {
      output.writeln('${entry.key}: ${entry.value}');
    }

    sinceFile.writeAsStringSync(output.toString());
  }
}

class SinceInfo {
  final String? sinceDartSdk;
  SinceInfo({this.sinceDartSdk});

  @override
  String toString() => 'sdk: $sinceDartSdk';
}