blob: 6db54577857df9888641828fa89790c646f04ac9 [file] [log] [blame]
// Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'package:analysis_server/src/services/correction/dart/abstract_producer.dart';
import 'package:analysis_server/src/services/correction/fix.dart';
import 'package:analyzer/dart/ast/ast.dart';
import 'package:analyzer/dart/ast/token.dart';
import 'package:analyzer_plugin/utilities/change_builder/change_builder_core.dart';
import 'package:analyzer_plugin/utilities/fixes/fixes.dart';
import 'package:analyzer_plugin/utilities/range_factory.dart';
class MakeFinal extends CorrectionProducer {
@override
FixKind get fixKind => DartFixKind.MAKE_FINAL;
@override
Future<void> compute(ChangeBuilder builder) async {
var node = this.node;
if (node is SimpleIdentifier &&
node.parent is DeclaredIdentifier &&
node.parent.parent is ForEachPartsWithDeclaration) {
var declaration = node.parent as DeclaredIdentifier;
await builder.addDartFileEdit(file, (builder) {
if (declaration.keyword?.keyword == Keyword.VAR) {
builder.addSimpleReplacement(
range.token(declaration.keyword), 'final');
} else if (declaration.keyword == null) {
builder.addSimpleInsertion(declaration.offset, 'final ');
}
});
return;
}
VariableDeclarationList list;
if (node is SimpleIdentifier &&
node.parent is VariableDeclaration &&
node.parent.parent is VariableDeclarationList) {
list = node.parent.parent;
} else if (node is VariableDeclaration &&
node.parent is VariableDeclarationList) {
list = node.parent;
}
if (list != null) {
if (list.variables.length == 1) {
await builder.addDartFileEdit(file, (builder) {
if (list.keyword?.keyword == Keyword.VAR) {
builder.addSimpleReplacement(range.token(list.keyword), 'final');
} else if (list.lateKeyword != null) {
builder.addSimpleInsertion(list.lateKeyword.end, ' final');
} else if (list.keyword == null) {
builder.addSimpleInsertion(list.offset, 'final ');
}
});
}
}
}
/// Return an instance of this class. Used as a tear-off in `FixProcessor`.
static MakeFinal newInstance() => MakeFinal();
}