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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 part of js_backend; | 5 part of js_backend; |
6 | 6 |
7 /** | 7 /** |
8 * Assigns JavaScript identifiers to Dart variables, class-names and members. | 8 * Assigns JavaScript identifiers to Dart variables, class-names and members. |
9 * | 9 * |
10 * Names are generated through three stages: | 10 * Names are generated through three stages: |
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1643 void visitFunction(FunctionConstantValue constant, [_]) { | 1643 void visitFunction(FunctionConstantValue constant, [_]) { |
1644 add(constant.element.name); | 1644 add(constant.element.name); |
1645 } | 1645 } |
1646 | 1646 |
1647 @override | 1647 @override |
1648 void visitNull(NullConstantValue constant, [_]) { | 1648 void visitNull(NullConstantValue constant, [_]) { |
1649 add('null'); | 1649 add('null'); |
1650 } | 1650 } |
1651 | 1651 |
1652 @override | 1652 @override |
| 1653 void visitNonConstant(NonConstantValue constant, [_]) { |
| 1654 add('null'); |
| 1655 } |
| 1656 |
| 1657 @override |
1653 void visitInt(IntConstantValue constant, [_]) { | 1658 void visitInt(IntConstantValue constant, [_]) { |
1654 // No `addRoot` since IntConstants are always inlined. | 1659 // No `addRoot` since IntConstants are always inlined. |
1655 if (constant.primitiveValue < 0) { | 1660 if (constant.primitiveValue < 0) { |
1656 add('m${-constant.primitiveValue}'); | 1661 add('m${-constant.primitiveValue}'); |
1657 } else { | 1662 } else { |
1658 add('${constant.primitiveValue}'); | 1663 add('${constant.primitiveValue}'); |
1659 } | 1664 } |
1660 } | 1665 } |
1661 | 1666 |
1662 @override | 1667 @override |
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1788 hash = _finish(constant.accept(this, null)); | 1793 hash = _finish(constant.accept(this, null)); |
1789 hashes[constant] = hash; | 1794 hashes[constant] = hash; |
1790 } | 1795 } |
1791 return hash; | 1796 return hash; |
1792 } | 1797 } |
1793 | 1798 |
1794 @override | 1799 @override |
1795 int visitNull(NullConstantValue constant, [_]) => 1; | 1800 int visitNull(NullConstantValue constant, [_]) => 1; |
1796 | 1801 |
1797 @override | 1802 @override |
| 1803 int visitNonConstant(NonConstantValue constant, [_]) => 1; |
| 1804 |
| 1805 @override |
1798 int visitBool(BoolConstantValue constant, [_]) { | 1806 int visitBool(BoolConstantValue constant, [_]) { |
1799 return constant.isTrue ? 2 : 3; | 1807 return constant.isTrue ? 2 : 3; |
1800 } | 1808 } |
1801 | 1809 |
1802 @override | 1810 @override |
1803 int visitFunction(FunctionConstantValue constant, [_]) { | 1811 int visitFunction(FunctionConstantValue constant, [_]) { |
1804 return _hashString(1, constant.element.name); | 1812 return _hashString(1, constant.element.name); |
1805 } | 1813 } |
1806 | 1814 |
1807 @override | 1815 @override |
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2001 } | 2009 } |
2002 } | 2010 } |
2003 } | 2011 } |
2004 } | 2012 } |
2005 | 2013 |
2006 enum NamingScope { | 2014 enum NamingScope { |
2007 global, | 2015 global, |
2008 instance, | 2016 instance, |
2009 constant | 2017 constant |
2010 } | 2018 } |
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