frog/leg/scanner/token.dart - Issue 9190038: Handle escapes in string literals.

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Issue 9190038: Handle escapes in string literals. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Removed validation from scanner Created 8 years, 11 months ago

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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 final int EOF_TOKEN = 0;	5 final int EOF_TOKEN = 0;

6	6

7 final int KEYWORD_TOKEN = $k;	7 final int KEYWORD_TOKEN = $k;

8 final int IDENTIFIER_TOKEN = $a;	8 final int IDENTIFIER_TOKEN = $a;

9 final int DOUBLE_TOKEN = $d;	9 final int DOUBLE_TOKEN = $d;

10 final int INT_TOKEN = $i;	10 final int INT_TOKEN = $i;

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393	393

394 final PrecedenceInfo DOUBLE_INFO =	394 final PrecedenceInfo DOUBLE_INFO =

395 const PrecedenceInfo(const SourceString('double'), 0, DOUBLE_TOKEN);	395 const PrecedenceInfo(const SourceString('double'), 0, DOUBLE_TOKEN);

396	396

397 final PrecedenceInfo STRING_INTERPOLATION_INFO =	397 final PrecedenceInfo STRING_INTERPOLATION_INFO =

398 const PrecedenceInfo(const SourceString('\${'), 0,	398 const PrecedenceInfo(const SourceString('\${'), 0,

399 STRING_INTERPOLATION_TOKEN);	399 STRING_INTERPOLATION_TOKEN);

400	400

401 final PrecedenceInfo HEXADECIMAL_INFO =	401 final PrecedenceInfo HEXADECIMAL_INFO =

402 const PrecedenceInfo(const SourceString('hexadecimal'), 0, HEXADECIMAL_TOKEN);	402 const PrecedenceInfo(const SourceString('hexadecimal'), 0, HEXADECIMAL_TOKEN);

	403

	404 // For reporting lexical errors.

	405 final PrecedenceInfo ERROR_INFO =

	406 const PrecedenceInfo(const SourceString('?'), 0, UNKNOWN_TOKEN);

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