blob: 5118cc857e6a40c8861604ea6d9f8e7cbaf842b1 [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_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 RemoveEmptyCatch extends CorrectionProducer {
@override
FixKind get fixKind => DartFixKind.REMOVE_EMPTY_CATCH;
@override
Future<void> compute(ChangeBuilder builder) async {
if (node.parent is! CatchClause) {
return;
}
var catchClause = node.parent as CatchClause;
if (catchClause.parent is! TryStatement) {
return;
}
var tryStatement = catchClause.parent as TryStatement;
if (tryStatement.catchClauses.length == 1 &&
tryStatement.finallyBlock == null) {
return;
}
await builder.addDartFileEdit(file, (builder) {
builder.addDeletion(utils.getLinesRange(range.node(catchClause)));
});
}
/// Return an instance of this class. Used as a tear-off in `FixProcessor`.
static RemoveEmptyCatch newInstance() => RemoveEmptyCatch();
}