auto-apply the dartfmt single cascade fix (#552)

dart-lang · Mar 8, 2022 · 763cba2 · 763cba2
1 parent fa9c1a6
commit 763cba2
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diff --git a/source_gen/CHANGELOG.md b/source_gen/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## 1.2.2-dev
 
+* Enable the fix for single cascade statements when formatting Dart code.
+  * Individual builders can opt out of this by providing a custom `formatOutput`
+    function to the `PartBuilder` or `LibraryBuilder` constructors.
+
 ## 1.2.1
 
 - Allow reviving constants which are static fields defined on the class which

diff --git a/source_gen/lib/src/builder.dart b/source_gen/lib/src/builder.dart
@@ -391,7 +391,7 @@ Future<bool> _hasAnyTopLevelAnnotations(
   return false;
 }
 
-final _formatter = DartFormatter();
+final _formatter = DartFormatter(fixes: [StyleFix.singleCascadeStatements]);
 
 const defaultFileHeader = '// GENERATED CODE - DO NOT MODIFY BY HAND';
 

diff --git a/source_gen/test/src/unformatted_code_generator.dart b/source_gen/test/src/unformatted_code_generator.dart
@@ -13,9 +13,17 @@ class UnformattedCodeGenerator extends Generator {
 
   static const formattedCode = '''
 void hello() => print('hello');
+
+void x() {
+  <String>[].add('y');
+}
 ''';
 
   static const unformattedCode = '''
 void hello ()=>  print('hello');
+
+void x() {
+  <String>[]..add('y');
+}
 ''';
 }