Change gen-class-name for fonts colors assets [PR-280](https://github.com/FlutterGen/flutter_gen/pull/280)

README.md

@@ -739,16 +739,28 @@ flutter_gen:
     # - snake-case
     # - dot-delimiter
     style: dot-delimiter
+    # Optional
+    outputs:
+      # Default is Assets
+      class_name: MyAssets
 
   fonts:
     # Optional
     enabled: true
+    # Optional
+    outputs:
+      # Default is FontFamily
+      class_name: MyFontFamily
 
   colors:
     # Optional
     enabled: true
     # Optional
     inputs: []
+    # Optional
+    outputs:
+      # Default is ColorName
+      class_name: MyColorName 
 
 flutter:
   # See: https://flutter.dev/docs/development/ui/assets-and-images#specifying-assets

packages/core/lib/flutter_generator.dart

@@ -76,7 +76,11 @@ class FlutterGenerator {
     }
 
     if (flutterGen.fonts.enabled && flutter.fonts.isNotEmpty) {
-      final generated = generateFonts(formatter, flutter.fonts);
+      final generated = generateFonts(
+        formatter,
+        flutter.fonts,
+        genFonts: flutterGen.fonts,
+      );
       final fonts =
           File(normalize(join(pubspecFile.parent.path, output, fontsName)));
       writeAsString(generated, file: fonts);

packages/core/lib/generators/assets_generator.dart

@@ -213,6 +213,7 @@ String _dotDelimiterStyleDefinition(
   List<Integration> integrations,
 ) {
   final buffer = StringBuffer();
+  final className = config.flutterGen.assets.outputs?.className;
   final assetRelativePathList = _getAssetRelativePathList(
     config.rootPath,
     config.assets,
@@ -266,8 +267,8 @@ String _dotDelimiterStyleDefinition(
       assetTypeQueue.addAll(assetType.children);
     }
   }
-  buffer
-      .writeln(_dotDelimiterStyleAssetsClassDefinition(assetsStaticStatements));
+  buffer.writeln(_dotDelimiterStyleAssetsClassDefinition(
+      className, assetsStaticStatements));
   return buffer.toString();
 }
 
@@ -327,27 +328,34 @@ String _flatStyleDefinition(
       )
       .whereType<_Statement>()
       .toList();
-  return _flatStyleAssetsClassDefinition(statements);
+  final className = config.flutterGen.assets.outputs?.className;
+  return _flatStyleAssetsClassDefinition(className, statements);
 }
 
-String _flatStyleAssetsClassDefinition(List<_Statement> statements) {
+String _flatStyleAssetsClassDefinition(
+  String? className,
+  List<_Statement> statements,
+) {
   final statementsBlock =
       statements.map((statement) => '''${statement.toDartDocString()}
            ${statement.toStaticFieldString()}
            ''').join('\n');
-  return _assetsClassDefinition(statementsBlock);
+  return _assetsClassDefinition(className, statementsBlock);
 }
 
-String _dotDelimiterStyleAssetsClassDefinition(List<_Statement> statements) {
+String _dotDelimiterStyleAssetsClassDefinition(
+  String? className,
+  List<_Statement> statements,
+) {
   final statementsBlock =
       statements.map((statement) => statement.toStaticFieldString()).join('\n');
-  return _assetsClassDefinition(statementsBlock);
+  return _assetsClassDefinition(className, statementsBlock);
 }
 
-String _assetsClassDefinition(String statementsBlock) {
+String _assetsClassDefinition(String? className, String statementsBlock) {
   return '''
-class Assets {
-  Assets._();
+class ${className ?? 'Assets'} {
+  ${className ?? 'Assets'}._();
 
   $statementsBlock
 }

packages/core/lib/generators/colors_generator.dart

@@ -15,25 +15,26 @@ import 'generator_helper.dart';
 String generateColors(
   File pubspecFile,
   DartFormatter formatter,
-  FlutterGenColors colors,
+  FlutterGenColors genColors,
 ) {
-  if (colors.inputs.isEmpty) {
+  if (genColors.inputs.isEmpty) {
     throw const InvalidSettingsException(
         'The value of "flutter_gen/colors:" is incorrect.');
   }
 
   final buffer = StringBuffer();
+  final className = genColors.outputs?.className ?? 'ColorName';
   buffer.writeln(header);
   buffer.writeln(ignore);
   buffer.writeln("import 'package:flutter/painting.dart';");
   buffer.writeln("import 'package:flutter/material.dart';");
   buffer.writeln();
-  buffer.writeln('class ColorName {');
-  buffer.writeln('ColorName._();');
+  buffer.writeln('class $className {');
+  buffer.writeln('$className._();');
   buffer.writeln();
 
   final colorList = <_Color>[];
-  colors.inputs
+  genColors.inputs
       .map((file) => ColorPath(join(pubspecFile.parent.path, file)))
       .forEach((colorFile) {
     final data = colorFile.file.readAsStringSync();

packages/core/lib/generators/fonts_generator.dart

@@ -10,18 +10,20 @@ import 'generator_helper.dart';
 
 String generateFonts(
   DartFormatter formatter,
-  List<FlutterFonts> fonts,
-) {
+  List<FlutterFonts> fonts, {
+  FlutterGenFonts? genFonts,
+}) {
   if (fonts.isEmpty) {
     throw InvalidSettingsException(
         'The value of "flutter/fonts:" is incorrect.');
   }
 
   final buffer = StringBuffer();
+  final className = genFonts?.outputs?.className ?? 'FontFamily';
   buffer.writeln(header);
   buffer.writeln(ignore);
-  buffer.writeln('class FontFamily {');
-  buffer.writeln('FontFamily._();');
+  buffer.writeln('class $className {');
+  buffer.writeln('$className._();');
   buffer.writeln();
 
   fonts.map((element) => element.family).distinct().sorted().forEach((family) {

packages/core/lib/settings/config.dart

@@ -47,14 +47,20 @@ flutter_gen:
     enabled: true
     package_parameter_enabled: false
     style: dot-delimiter
+    outputs:
+      class_name: Assets
     exclude: []
 
   fonts:
     enabled: true
+    outputs:
+      class_name: FontFamily
 
   colors:
     enabled: true
     inputs: []
+    outputs:
+      class_name: ColorName
 
 flutter:
   assets: []

packages/core/lib/settings/pubspec.dart

@@ -83,14 +83,21 @@ class FlutterGen {
 
 @JsonSerializable()
 class FlutterGenColors {
-  FlutterGenColors({required this.enabled, required this.inputs});
+  FlutterGenColors({
+    required this.enabled,
+    required this.inputs,
+    this.outputs,
+  });
 
   @JsonKey(name: 'enabled', required: true)
   final bool enabled;
 
   @JsonKey(name: 'inputs', required: true)
   final List<String> inputs;
 
+  @JsonKey(name: 'outputs', required: false)
+  final FlutterGenElementOutputs? outputs;
+
   factory FlutterGenColors.fromJson(Map json) =>
       _$FlutterGenColorsFromJson(json);
 }
@@ -105,6 +112,7 @@ class FlutterGenAssets {
     required this.enabled,
     required this.packageParameterEnabled,
     required this.style,
+    this.outputs,
     required this.exclude,
   }) {
     if (style != dotDelimiterStyle &&
@@ -123,6 +131,9 @@ class FlutterGenAssets {
   @JsonKey(name: 'style', required: true)
   final String style;
 
+  @JsonKey(name: 'outputs', required: false)
+  final FlutterGenElementOutputs? outputs;
+
   @JsonKey(name: 'exclude', required: true)
   final List<String> exclude;
 
@@ -138,11 +149,14 @@ class FlutterGenAssets {
 
 @JsonSerializable()
 class FlutterGenFonts {
-  FlutterGenFonts({required this.enabled});
+  FlutterGenFonts({required this.enabled, this.outputs});
 
   @JsonKey(name: 'enabled', required: true)
   final bool enabled;
 
+  @JsonKey(name: 'outputs', required: false)
+  final FlutterGenElementOutputs? outputs;
+
   factory FlutterGenFonts.fromJson(Map json) => _$FlutterGenFontsFromJson(json);
 }
 
@@ -166,3 +180,14 @@ class FlutterGenIntegrations {
   factory FlutterGenIntegrations.fromJson(Map json) =>
       _$FlutterGenIntegrationsFromJson(json);
 }
+
+@JsonSerializable()
+class FlutterGenElementOutputs {
+  FlutterGenElementOutputs({this.className});
+
+  @JsonKey(name: 'class_name', required: false)
+  final String? className;
+
+  factory FlutterGenElementOutputs.fromJson(Map json) =>
+      _$FlutterGenElementOutputsFromJson(json);
+}