platform/angel_serialize_generator/lib/serialize.dart

42 lines
1.2 KiB
Dart

part of angel_serialize_generator;
class SerializerGenerator extends GeneratorForAnnotation<Serializable> {
final bool autoSnakeCaseNames;
const SerializerGenerator({this.autoSnakeCaseNames: true});
@override
Future<String> generateForAnnotatedElement(
Element element, ConstantReader annotation, BuildStep buildStep) async {
if (element.kind != ElementKind.CLASS)
throw 'Only classes can be annotated with a @Serializable() annotation.';
var ctx = await buildContext(element, annotation, buildStep,
await buildStep.resolver, true, autoSnakeCaseNames != false);
var serializers = annotation.peek('serializers')?.listValue ?? [];
if (serializers.isEmpty) return null;
// Check if any serializer is recognized
if (!serializers.any((s) => Serializers.all.contains(s.toIntValue()))) {
return null;
}
var lib = new File((b) {
generateClass(ctx, b);
});
var buf = lib.accept(new DartEmitter());
return buf.toString();
}
/// Generate a serializer class.
void generateClass(BuildContext ctx, FileBuilder file) {
file.body.add(new Class((clazz) {
clazz
..name = '${ctx.modelClassNameRecase.pascalCase}Serializer'
..abstract = true;
}));
}
}