Use latest language version for DartFormatter (#3875)

Author: srawlins

lib/src/generator/templates.runtime_renderers.dart

@@ -15901,13 +15901,18 @@ const _invisibleGetters = {
     'accessors',
     'classes',
     'enclosingElement',
+    'enclosingElement3',
     'enums',
     'extensionTypes',
     'extensions',
     'functions',
     'hashCode',
+    'libraryExports',
+    'libraryImportPrefixes',
+    'libraryImports',
     'lineInfo',
     'mixins',
+    'parts',
     'runtimeType',
     'session',
     'topLevelVariables',
@@ -15925,6 +15930,7 @@ const _invisibleGetters = {
     'declaration',
     'displayName',
     'enclosingElement',
+    'enclosingElement3',
     'hashCode',
     'isConst',
     'isDefaultConstructor',
@@ -16040,6 +16046,7 @@ const _invisibleGetters = {
     'displayName',
     'documentationComment',
     'enclosingElement',
+    'enclosingElement3',
     'hasAlwaysThrows',
     'hasDeprecated',
     'hasDoNotStore',
@@ -16095,11 +16102,15 @@ const _invisibleGetters = {
   'ExecutableMember': {
     'augmentationSubstitution',
     'children',
+    'children3',
     'context',
     'declaration',
     'displayName',
     'documentationComment',
+    'element',
     'enclosingElement',
+    'enclosingElement3',
+    'enclosingFragment',
     'hasAlwaysThrows',
     'hasDeprecated',
     'hasDoNotStore',
@@ -16145,14 +16156,18 @@ const _invisibleGetters = {
     'isSynthetic',
     'kind',
     'library',
+    'libraryFragment',
     'librarySource',
     'location',
     'metadata',
     'name',
     'nameLength',
     'nameOffset',
+    'nextFragment',
     'nonSynthetic',
     'parameters',
+    'parameters2',
+    'previousFragment',
     'returnType',
     'runtimeType',
     'session',
@@ -16318,6 +16333,7 @@ const _invisibleGetters = {
   },
   'Kind': {'hashCode', 'index', 'runtimeType'},
   'LibraryElement': {
+    'enclosingElement3',
     'entryPoint',
     'exportNamespace',
     'exportedLibraries',
@@ -16363,6 +16379,7 @@ const _invisibleGetters = {
     'displayName',
     'documentationComment',
     'enclosingElement',
+    'enclosingElement3',
     'hasAlwaysThrows',
     'hasDeprecated',
     'hasDoNotStore',
@@ -16512,6 +16529,7 @@ const _invisibleGetters = {
     'displayName',
     'documentationComment',
     'enclosingElement',
+    'enclosingElement3',
     'hasAlwaysThrows',
     'hasDefaultValue',
     'hasDeprecated',
@@ -16581,6 +16599,7 @@ const _invisibleGetters = {
     'correspondingSetter',
     'declaration',
     'enclosingElement',
+    'enclosingElement3',
     'hashCode',
     'isGetter',
     'isSetter',
@@ -16611,6 +16630,7 @@ const _invisibleGetters = {
     'aliasedElement',
     'aliasedType',
     'enclosingElement',
+    'enclosingElement3',
     'hashCode',
     'isAugmentation',
     'name',

pubspec.yaml

@@ -25,7 +25,7 @@ dependencies:
 
 dev_dependencies:
   async: ^2.11.0
-  dart_style: ^2.3.4
+  dart_style: ^2.3.7
   lints: ^4.0.0
   matcher: ^0.12.15
   test: ^1.24.2

tool/mustachio/codegen_aot_compiler.dart

@@ -60,7 +60,8 @@ Future<String> compileTemplatesToRenderers(
     buffer.writeln();
     buffer.writeln();
   }
-  return DartFormatter().format('''
+  return DartFormatter(languageVersion: DartFormatter.latestLanguageVersion)
+      .format('''
 // GENERATED CODE. DO NOT EDIT.
 //
 // To change the contents of this library, make changes to the builder source

tool/mustachio/codegen_runtime_renderer.dart

@@ -29,7 +29,8 @@ String buildRuntimeRenderers(Set<RendererSpec> specs, Uri sourceUri,
           sourceUri, typeProvider, typeSystem, visibleElements,
           rendererClassesArePublic: rendererClassesArePublic)
       ._buildTemplateRenderers(specs);
-  return DartFormatter().format(raw);
+  return DartFormatter(languageVersion: DartFormatter.latestLanguageVersion)
+      .format(raw);
 }
 
 /// This class builds runtime Mustache renderers from a set of [RendererSpec]s.