config error

angel_container_generator/build.yaml

@@ -7,4 +7,16 @@ builders:
       .dart:
         - .reflector.g.dart
     auto_apply: root_package
-    build_to: source
+    build_to: source
+    required_inputs:
+      - .dart
+targets:
+  $default:
+    sources:
+      - test/reflector.dart
+    builders:
+      angel_container_generator|angel_container:
+        generate_for:
+          - test/reflector.dart
+          - test/**.dart
+          - test/*.dart

angel_container_generator/lib/angel_container_generator.dart

@@ -1,7 +1,8 @@
 import 'package:build/build.dart';
 import 'package:source_gen/source_gen.dart';
+
 import 'src/generator.dart';
 
-Builder angelContainerBuilder(BuilderOptions builderOptions) {
+Builder angelContainerBuilder(_) {
   return new PartBuilder([new AngelContainerGenerator()], '.reflector.g.dart');
 }

angel_container_generator/lib/src/library_generator.dart

@@ -1,4 +1,5 @@
 import 'package:analyzer/dart/element/element.dart';
+import 'package:angel_container/angel_container.dart';
 import 'package:code_builder/code_builder.dart';
 import 'package:recase/recase.dart';
 

angel_container_generator/pubspec.yaml

@@ -13,4 +13,5 @@ dependencies:
   recase: ^2.0.0
   source_gen: ^0.9.0
 dev_dependencies:
-  build_runner: ^0.10.0
+  build_runner: ^0.10.0
+  test: ^1.0.0

angel_container_generator/test/reflector.dart

@@ -0,0 +1,10 @@
+@GenerateReflector(types: [Artist])
+library angel_container_generator_test;
+
+import 'package:angel_container/angel_container.dart';
+
+class Artist {}
+
+r() {
+  var r = new Artist();
+}