@@ -3276,7 +3276,7 @@ class FixProcessor {
       var changeBuilder = _newDartChangeBuilder();
       await changeBuilder.addFileEdit(file, (DartFileEditBuilder builder) {
         builder.addSimpleReplacement(
-            range.token((node as DefaultFormalParameter).separator), '=');
+            range.token((node as DefaultFormalParameter).separator), ' =');
       });
       _addFixFromBuilder(changeBuilder, DartFixKind.REPLACE_COLON_WITH_EQUALS);
     }
 
@@ -32,7 +32,7 @@ f1({a/*LINT*/: 1}) => null;
     await assertHasFix('''
 void f1({int a}) { }    
 
-f1({a/*LINT*/= 1}) => null;
+f1({a/*LINT*/ = 1}) => null;
 ''');
   }
 }
Original file line number	Diff line number	Diff line change
`@@ -3276,7 +3276,7 @@ class FixProcessor {`
`3276`	`3276`	`var changeBuilder = _newDartChangeBuilder();`
`3277`	`3277`	`await changeBuilder.addFileEdit(file, (DartFileEditBuilder builder) {`
`3278`	`3278`	`builder.addSimpleReplacement(`
`3279`		`- range.token((node as DefaultFormalParameter).separator), '=');`
	`3279`	`+ range.token((node as DefaultFormalParameter).separator), ' =');`
`3280`	`3280`	`});`
`3281`	`3281`	`_addFixFromBuilder(changeBuilder, DartFixKind.REPLACE_COLON_WITH_EQUALS);`
`3282`	`3282`	`}`
Original file line number	Diff line number	Diff line change
`@@ -32,7 +32,7 @@ f1({a/LINT/: 1}) => null;`
`32`	`32`	`await assertHasFix('''`
`33`	`33`	`void f1({int a}) { }`
`34`	`34`
`35`		`-f1({a/LINT/= 1}) => null;`
	`35`	`+f1({a/LINT/ = 1}) => null;`
`36`	`36`	`''');`
`37`	`37`	`}`
`38`	`38`	`}`