feat: support named parameters

example/.gitignore

@@ -44,3 +44,5 @@ app.*.map.json
 /android/app/release
 
 *.env
+
+/lib/l10n/*

lib/src/gen/crowdin_generator.dart

@@ -82,9 +82,15 @@ class CrowdinLocalization extends ${l10nConfig.outputClass} {
       buffer.writeln(
           "  String get $key => Crowdin.getText(localeName, '$key') ?? _fallbackTexts.$key;");
     } else {
-      var params = generateMethodParameters(message).join(', ');
-      var values =
-          placeholders.map((placeholder) => placeholder.name).join(', ');
+      var paramsList = generateMethodParameters(message);
+      var params = l10nConfig.useNamedParameters
+          ? '{${paramsList.map((p) => 'required $p').join(', ')}}'
+          : paramsList.join(', ');
+      var values = l10nConfig.useNamedParameters
+          ? placeholders
+              .map((placeholder) => '${placeholder.name}: ${placeholder.name}')
+              .join(', ')
+          : placeholders.map((placeholder) => placeholder.name).join(', ');
       var args = placeholders
           .map((placeholder) => '\'${placeholder.name}\':${placeholder.name}')
           .join(', ');

lib/src/gen/l10n_config.dart

@@ -11,6 +11,7 @@ class L10nConfig {
   String templateArbFile;
   String outputClass;
   bool syntheticPackage;
+  bool useNamedParameters;
 
   L10nConfig({
     required this.arbDir,
@@ -19,6 +20,7 @@ class L10nConfig {
     required this.outputDir,
     required this.outputClass,
     this.syntheticPackage = false,
+    this.useNamedParameters = false,
   });
 
   String get finalOutputDir => syntheticPackage
@@ -43,13 +45,16 @@ class L10nConfig {
 
       bool syntheticPackage = yamlGenConfig['synthetic-package'] ?? false;
 
+      bool useNamedParameters = yamlGenConfig['use-named-parameters'] ?? false;
+
       return L10nConfig(
         arbDir: arbDir,
         templateArbFile: templateArbFile,
         outputClass: outputClass,
         outputDir: outputDir,
         syntheticPackage: syntheticPackage,
         outputLocalizationFile: outputLocalizationFile,
+        useNamedParameters: useNamedParameters,
       );
     } else {
       throw Exception('No l10n.yaml file');

test/crowdin_generator_test.dart

@@ -2,6 +2,7 @@ import 'dart:io';
 
 import 'package:crowdin_sdk/src/common/gen_l10n_types.dart';
 import 'package:crowdin_sdk/src/gen/crowdin_generator.dart';
+import 'package:crowdin_sdk/src/gen/l10n_config.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import 'test_arb.dart';
@@ -28,5 +29,33 @@ void main() {
       String? pluralType = specifyPluralType('int', platformVersion);
       expect(result, ['$pluralType count', 'Object thing']);
     });
+
+    test(
+        'should generate named parameters when use-named-parameters is enabled',
+        () {
+      final config = L10nConfig(
+        arbDir: 'lib/l10n',
+        templateArbFile: 'app_en.arb',
+        outputLocalizationFile: 'app_localizations.dart',
+        outputDir: null,
+        outputClass: 'AppLocalizations',
+        syntheticPackage: true,
+        useNamedParameters: true,
+      );
+
+      final output = generationContent(
+        keys: CrowdinGenerator.getKeys(testArb),
+        arbResource: testArb,
+        l10nConfig: config,
+      );
+
+      expect(output, contains('String hello({required'));
+      expect(output, contains('_fallbackTexts.hello(userName: userName)'));
+
+      expect(output, contains('String nThings({required'));
+      expect(output, contains('_fallbackTexts.nThings('));
+      expect(output, contains('count: count'));
+      expect(output, contains('thing: thing'));
+    });
   });
 }