Fix issue with source_gen and unresolved annotations (#174)

Author: kevmoo

build_cli/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.2.7
+
+- Fix issue with latest version of `package:source_gen`.
+
 ## 2.2.6
 
 - Fix issue with latest version of `package:analyzer`.

build_cli/lib/src/build_cli_generator.dart

@@ -22,7 +22,7 @@ import 'util.dart';
 /// Developers shouldn't need to access this class directly unless they are
 /// configuring a `package:source_gen` `PartBuilder` in code.
 class CliGenerator extends GeneratorForAnnotation<CliOptions> {
-  const CliGenerator();
+  const CliGenerator() : super(throwOnUnresolved: false);
 
   @override
   Stream<String> generateForAnnotatedElement(

build_cli/pubspec.yaml

@@ -1,5 +1,5 @@
 name: build_cli
-version: 2.2.6
+version: 2.2.7
 description: >-
   Parse command line arguments directly into an annotation class
   using the power of build_runner and source_gen.