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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 library fasta.scanner.keywords; | 5 library fasta.scanner.keywords; |
6 | 6 |
7 import 'characters.dart' show $a, $z, $A, $Z; | 7 import 'characters.dart' show $a, $z, $A, $Z; |
8 | 8 |
9 import 'precedence.dart' show PrecedenceInfo; | 9 import 'precedence.dart' show PrecedenceInfo; |
10 | 10 |
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180 } | 180 } |
181 } | 181 } |
182 | 182 |
183 /** | 183 /** |
184 * A state with multiple outgoing transitions. | 184 * A state with multiple outgoing transitions. |
185 */ | 185 */ |
186 abstract class ArrayKeywordState implements KeywordState { | 186 abstract class ArrayKeywordState implements KeywordState { |
187 final List<KeywordState> table; | 187 final List<KeywordState> table; |
188 final Keyword keyword; | 188 final Keyword keyword; |
189 | 189 |
190 ArrayKeywordState(List<KeywordState> this.table, String syntax) | 190 ArrayKeywordState(this.table, String syntax) |
191 : keyword = ((syntax == null) ? null : Keyword.keywords[syntax]); | 191 : keyword = ((syntax == null) ? null : Keyword.keywords[syntax]); |
192 | 192 |
193 KeywordState next(int c); | 193 KeywordState next(int c); |
194 | 194 |
195 KeywordState nextCapital(int c); | 195 KeywordState nextCapital(int c); |
196 | 196 |
197 String toString() { | 197 String toString() { |
198 StringBuffer sb = new StringBuffer(); | 198 StringBuffer sb = new StringBuffer(); |
199 sb.write("["); | 199 sb.write("["); |
200 if (keyword != null) { | 200 if (keyword != null) { |
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242 class LeafKeywordState implements KeywordState { | 242 class LeafKeywordState implements KeywordState { |
243 final Keyword keyword; | 243 final Keyword keyword; |
244 | 244 |
245 LeafKeywordState(String syntax) : keyword = Keyword.keywords[syntax]; | 245 LeafKeywordState(String syntax) : keyword = Keyword.keywords[syntax]; |
246 | 246 |
247 KeywordState next(int c) => null; | 247 KeywordState next(int c) => null; |
248 KeywordState nextCapital(int c) => null; | 248 KeywordState nextCapital(int c) => null; |
249 | 249 |
250 String toString() => keyword.syntax; | 250 String toString() => keyword.syntax; |
251 } | 251 } |
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