24 lines
633 B
Dart
24 lines
633 B
Dart
import 'package:matcher/matcher.dart';
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import 'package:jael/src/ast/token.dart';
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Matcher isToken(TokenType type, [String text]) => new _IsToken(type, text);
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class _IsToken extends Matcher {
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final TokenType type;
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final String text;
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_IsToken(this.type, [this.text]);
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@override
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Description describe(Description description) {
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if (text == null) return description.add('has type $type');
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return description.add('has type $type and text "$text"');
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}
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@override
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bool matches(item, Map matchState) {
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return item is Token &&
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item.type == type &&
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(text == null || item.span.text == text);
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}
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}
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