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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 import 'dart:core' hide Symbol; | 5 import 'dart:core' hide Symbol; |
6 | 6 |
7 // A print-closure gets a String that should be printed. In general the | 7 // A print-closure gets a String that should be printed. In general the |
8 // string is a line, but it may contain "\n" characters. | 8 // string is a line, but it may contain "\n" characters. |
9 typedef void _PrintClosure(String line); | 9 typedef void _PrintClosure(String line); |
10 | 10 |
11 @patch | 11 @patch void printToConsole(String line) { |
12 void printToConsole(String line) { | |
13 _printClosure(line); | 12 _printClosure(line); |
14 } | 13 } |
15 | 14 |
16 void _unsupportedPrint(String line) { | 15 void _unsupportedPrint(String line) { |
17 throw new UnsupportedError("'print' is not supported"); | 16 throw new UnsupportedError("'print' is not supported"); |
18 } | 17 } |
19 | 18 |
20 // _printClosure can be overwritten by the embedder to supply a different | 19 // _printClosure can be overwritten by the embedder to supply a different |
21 // print implementation. | 20 // print implementation. |
22 _PrintClosure _printClosure = _unsupportedPrint; | 21 _PrintClosure _printClosure = _unsupportedPrint; |
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