Versioning script

.version

@@ -0,0 +1 @@
+1.2.3

scripts/check_version.dart

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+#!/usr/bin/env dart
+/*
+ * Copyright 2025 LiveKit
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import 'dart:io';
+
+class _Path {
+  static const pubspec = 'pubspec.yaml';
+  static const changelog = 'CHANGELOG.md';
+  static const version = '.version';
+  static const flutterSdkPubspec = '../client-sdk-flutter/pubspec.yaml';
+}
+
+class _Color {
+  static const reset = '\x1B[0m';
+  static const green = '\x1B[32m';
+  static const bold = '\x1B[1m';
+}
+
+String readFile(String path) {
+  try {
+    return File(path).readAsStringSync();
+  } catch (e) {
+    throw Exception('Failed to read $path: $e');
+  }
+}
+
+String normalizeValue(String raw) {
+  var result = raw.trim();
+
+  if (result.startsWith('#')) {
+    result = '';
+  }
+
+  if (result.contains('#')) {
+    result = result.split('#').first.trim();
+  }
+
+  if ((result.startsWith('"') && result.endsWith('"')) || (result.startsWith("'") && result.endsWith("'"))) {
+    result = result.substring(1, result.length - 1);
+  }
+
+  return result;
+}
+
+String extractPubspecVersion(String content) {
+  final match = RegExp(r'^version:\s+(.+)$', multiLine: true).firstMatch(content);
+  if (match == null) {
+    throw Exception('Could not find version in ${_Path.pubspec}');
+  }
+
+  final versionStr = normalizeValue(match.group(1)!);
+  if (versionStr.isEmpty) {
+    throw Exception('Empty version in ${_Path.pubspec}');
+  }
+
+  return versionStr;
+}
+
+String extractChangelogVersion(String content) {
+  final match = RegExp(r'^##\s+([^\s(]+)', multiLine: true).firstMatch(content);
+  if (match == null) {
+    throw Exception('Could not find version entry in ${_Path.changelog}');
+  }
+
+  return match.group(1)!;
+}
+
+String extractDependencyVersion(
+  String content,
+  String dependencyName, {
+  required String sourceName,
+}) {
+  final pattern = RegExp('^\\s*$dependencyName:\\s*([^\\n#]+)', multiLine: true);
+  final match = pattern.firstMatch(content);
+  if (match == null) {
+    throw Exception('Could not find $dependencyName in $sourceName');
+  }
+
+  final version = normalizeValue(match.group(1)!);
+  if (version.isEmpty) {
+    throw Exception('Empty version for $dependencyName in $sourceName');
+  }
+
+  return version;
+}
+
+void checkVersionConsistency(String expectedVersion) {
+  final versionFile = readFile(_Path.version).trim();
+  if (versionFile != expectedVersion) {
+    throw Exception('Version mismatch in ${_Path.version}: expected $expectedVersion, found $versionFile');
+  }
+
+  final changelogVersion = extractChangelogVersion(readFile(_Path.changelog));
+  if (changelogVersion != expectedVersion) {
+    throw Exception(
+      'Version mismatch in ${_Path.changelog}: expected $expectedVersion, found $changelogVersion',
+    );
+  }
+}
+
+void checkFlutterWebRtcVersion() {
+  final componentsPubspec = readFile(_Path.pubspec);
+  final flutterSdkPubspec = readFile(_Path.flutterSdkPubspec);
+
+  final componentsWebRtc = extractDependencyVersion(
+    componentsPubspec,
+    'flutter_webrtc',
+    sourceName: _Path.pubspec,
+  );
+  final sdkWebRtcVersion = extractDependencyVersion(
+    flutterSdkPubspec,
+    'flutter_webrtc',
+    sourceName: _Path.flutterSdkPubspec,
+  );
+
+  if (componentsWebRtc != sdkWebRtcVersion) {
+    throw Exception(
+      'flutter_webrtc version mismatch: components=$componentsWebRtc, Flutter SDK=$sdkWebRtcVersion',
+    );
+  }
+
+  print('${_Color.green}flutter_webrtc version matches Flutter SDK: $componentsWebRtc${_Color.reset}');
+}
+
+void main() {
+  try {
+    final pubspecContent = readFile(_Path.pubspec);
+    final version = extractPubspecVersion(pubspecContent);
+    print('Checking version ${_Color.bold}${_Color.green}$version${_Color.reset}');
+
+    checkVersionConsistency(version);
+    checkFlutterWebRtcVersion();
+
+    print('${_Color.bold}${_Color.green}All version checks passed ✓${_Color.reset}');
+  } catch (e) {
+    print('Error: $e');
+    exit(1);
+  }
+}