blob: 29fd8d035561cc93726e5d88bc41ff5b7ffdd35c [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 ConvertFlutterChildren extends CorrectionProducer {
@override
FixKind get fixKind => DartFixKind.CONVERT_FLUTTER_CHILDREN;
@override
Future<void> compute(ChangeBuilder builder) async {
var node = this.node;
if (node is SimpleIdentifier &&
node.name == 'children' &&
node.parent?.parent is NamedExpression) {
NamedExpression named = node.parent?.parent;
var expression = named.expression;
if (expression is ListLiteral && expression.elements.length == 1) {
var widget = expression.elements[0];
if (flutter.isWidgetExpression(widget)) {
var widgetText = utils.getNodeText(widget);
var indentOld = utils.getLinePrefix(widget.offset);
var indentNew = utils.getLinePrefix(named.offset);
widgetText = _replaceSourceIndent(widgetText, indentOld, indentNew);
await builder.addDartFileEdit(file, (builder) {
builder.addReplacement(range.node(named), (builder) {
builder.write('child: ');
builder.write(widgetText);
});
});
}
}
}
}
String _replaceSourceIndent(
String source, String indentOld, String indentNew) {
return source.replaceAll(RegExp('^$indentOld', multiLine: true), indentNew);
}
/// Return an instance of this class. Used as a tear-off in `FixProcessor`.
static ConvertFlutterChildren newInstance() => ConvertFlutterChildren();
}