chore: add trailing comma (#79)

Author: renancaraujo

example/test/integration/completion_integration_test.dart

@@ -203,7 +203,7 @@ void main() {
       '--no-flag': null,
       '--inverseflag': 'A flag that the default value is true',
       '--no-inverseflag': 'A flag that the default value is true',
-      '--trueflag': 'A flag that cannot be negated'
+      '--trueflag': 'A flag that cannot be negated',
     };
 
     final allAbbreviationsInThisLevel = <String, String?>{
@@ -213,7 +213,7 @@ void main() {
       '-n': 'An continuous option that can be passed multiple times',
       '-f': null,
       '-i': 'A flag that the default value is true',
-      '-t': 'A flag that cannot be negated'
+      '-t': 'A flag that cannot be negated',
     };
 
     group('empty ', () {
@@ -315,7 +315,7 @@ void main() {
                 'An option that starts with "no" just to make confusion with '
                     'negated flags',
             '--no-flag': null,
-            '--no-inverseflag': 'A flag that the default value is true'
+            '--no-inverseflag': 'A flag that the default value is true',
           }),
         );
       });
@@ -325,7 +325,7 @@ void main() {
           'example_cli some_command --no-i',
           suggests({
             '--no-itIsAFlag': null,
-            '--no-inverseflag': 'A flag that the default value is true'
+            '--no-inverseflag': 'A flag that the default value is true',
           }),
         );
       });
@@ -642,7 +642,7 @@ void main() {
               'fii': 'fii help',
               'bar': 'bar help',
               'fee': 'fee help',
-              'i have space': 'an allowed option with space on it'
+              'i have space': 'an allowed option with space on it',
             }),
           );
         });

lib/src/parser/completion_result.dart

@@ -248,7 +248,7 @@ class OptionValuesCompletionResult extends CompletionResult {
         if (includeAbbrName)
           '-$optionName$allowed': option?.allowedHelp?[allowed]
         else
-          allowed: option?.allowedHelp?[allowed]
+          allowed: option?.allowedHelp?[allowed],
     };
   }
 }

test/src/command_runner/commands/handle_completion_command_test.dart

@@ -78,7 +78,7 @@ void main() {
           'SHELL': '/foo/bar/zsh',
           'COMP_LINE': line,
           'COMP_POINT': '${line.length}',
-          'COMP_CWORD': '2'
+          'COMP_CWORD': '2',
         };
         await commandRunner.run(['completion']);
 
@@ -99,7 +99,7 @@ subcommand:level 1
           'SHELL': '/foo/bar/zsh',
           'COMP_LINE': line,
           'COMP_POINT': '${line.length}',
-          'COMP_CWORD': '2'
+          'COMP_CWORD': '2',
         };
         await commandRunner.run(['completion']);
 

test/src/parser/completion_result_test.dart

@@ -139,7 +139,7 @@ void main() {
           {
             'command1': 'yay command 1',
             'command2': 'yay command 2',
-            'command_not_weird': 'yay weird command'
+            'command_not_weird': 'yay weird command',
           },
         );
       },

test/src/parser/completion_state_test.dart

@@ -8,7 +8,7 @@ void main() {
         final environment = <String, String>{
           'COMP_LINE': 'example_cli some_command --discrete foo',
           'COMP_POINT': '39',
-          'COMP_CWORD': '3'
+          'COMP_CWORD': '3',
         };
         final state = CompletionState.fromEnvironment(environment);
         expect(state, isNotNull);
@@ -26,7 +26,7 @@ void main() {
         final environment = <String, String>{
           'COMP_LINE': 'example_cli some_command --discrete foo',
           'COMP_POINT': '39',
-          'COMP_CWORD': '3'
+          'COMP_CWORD': '3',
         };
         final state = CompletionState.fromEnvironment(environment);
         final state2 = CompletionState.fromEnvironment(environment);
@@ -47,7 +47,7 @@ void main() {
 
       test('returns null when only COMP_LINE is set', () {
         final environment = <String, String>{
-          'COMP_LINE': 'example_cli some_command --discrete foo'
+          'COMP_LINE': 'example_cli some_command --discrete foo',
         };
         expect(
           CompletionState.fromEnvironment(environment),
@@ -86,7 +86,7 @@ void main() {
         final environment = <String, String>{
           'COMP_LINE': 'example_cli some_command --discrete foo',
           'COMP_POINT': '0',
-          'COMP_CWORD': '0'
+          'COMP_CWORD': '0',
         };
         expect(
           CompletionState.fromEnvironment(environment),
@@ -98,7 +98,7 @@ void main() {
         final environment = <String, String>{
           'COMP_LINE': 'example_cli some_command -- --discrete foo',
           'COMP_POINT': '42',
-          'COMP_CWORD': '4'
+          'COMP_CWORD': '4',
         };
         expect(
           CompletionState.fromEnvironment(environment),