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20 lines
543 B
Dart
20 lines
543 B
Dart
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// Copyright 2016 Google Inc. Use of this source code is governed by an
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// MIT-style license that can be found in the LICENSE file or at
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// https://opensource.org/licenses/MIT.
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import 'package:source_span/source_span.dart';
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import '../../../visitor/interface/expression.dart';
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import '../expression.dart';
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class NullExpression implements Expression {
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final FileSpan span;
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NullExpression(this.span);
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/*=T*/ accept/*<T>*/(ExpressionVisitor/*<T>*/ visitor) =>
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visitor.visitNullExpression(this);
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String toString() => "null";
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}
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