Fix generation with malformed quotes

Author: Rexios80

generate.sh

@@ -22,6 +22,12 @@ cd vrchat_dart_generated
 dart pub get
 cd ..
 
+# openapi-generator can emit invalid Dart like r'you\'re' (escapes in raw
+# strings). Fix that before formatting, which fails on unparseable files.
+cd vrchat_dart
+dart run tool/fix_raw_string_escapes.dart
+cd ..
+
 # Format before patching since extra line breaks can break the patches
 dart format .
 cd vrchat_dart

vrchat_dart/tool/fix_raw_string_escapes.dart

@@ -0,0 +1,36 @@
+import 'dart:io';
+
+import 'package:path/path.dart' as path;
+
+/// openapi-generator's dart-dio templates emit raw strings with `\'`, which is
+/// invalid Dart. Rewrite those as double-quoted raw strings before formatting.
+void main() {
+  final root = Directory(path.join('..', 'vrchat_dart_generated'));
+  for (final entity in root.listSync(recursive: true)) {
+    if (entity is! File || !entity.path.endsWith('.dart')) continue;
+
+    final content = entity.readAsStringSync();
+    final fixed = fixRawStringEscapes(content);
+    if (fixed != content) {
+      entity.writeAsStringSync(fixed);
+    }
+  }
+}
+
+String fixRawStringEscapes(String source) {
+  return source.replaceAllMapped(RegExp(r"r'((?:[^'\\]|\\.)*)'"), (match) {
+    final inner = match[1]!;
+    if (!inner.contains(r"\'")) return match[0]!;
+
+    final unescaped = inner.replaceAll(r"\'", "'");
+    if (!unescaped.contains('"')) {
+      return 'r"$unescaped"';
+    }
+
+    final escaped = unescaped
+        .replaceAll(r'\', r'\\')
+        .replaceAll('"', r'\"')
+        .replaceAll(r'$', r'\$');
+    return '"$escaped"';
+  });
+}