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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 part of resolution; | 5 part of resolution; |
| 6 | 6 |
| 7 abstract class TreeElements { | 7 abstract class TreeElements { |
| 8 Element operator[](Node node); | 8 Element operator[](Node node); |
| 9 Selector getSelector(Send send); | 9 Selector getSelector(Send send); |
| 10 DartType getType(Node node); | 10 DartType getType(Node node); |
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| 1691 | 1691 |
| 1692 if (!resolvedArguments) { | 1692 if (!resolvedArguments) { |
| 1693 resolveArguments(node.argumentsNode); | 1693 resolveArguments(node.argumentsNode); |
| 1694 } | 1694 } |
| 1695 | 1695 |
| 1696 // If the selector is null, it means that we will not be generating | 1696 // If the selector is null, it means that we will not be generating |
| 1697 // code for this as a send. | 1697 // code for this as a send. |
| 1698 Selector selector = mapping.getSelector(node); | 1698 Selector selector = mapping.getSelector(node); |
| 1699 if (selector == null) return; | 1699 if (selector == null) return; |
| 1700 | 1700 |
| 1701 // If we don't know what we're calling or if we are calling a getter, | 1701 if (node.isCall) { |
| 1702 // we need to register that fact that we may be calling a closure | 1702 if (Elements.isUnresolved(target) || |
| 1703 // with the same arguments. | 1703 target.isGetter() || |
| 1704 if (node.isCall && | 1704 Elements.isClosureSend(node, target)) { |
| 1705 (Elements.isUnresolved(target) || | 1705 // If we don't know what we're calling or if we are calling a getter, |
| 1706 target.isGetter() || | 1706 // we need to register that fact that we may be calling a closure |
| 1707 Elements.isClosureSend(node, target))) { | 1707 // with the same arguments. |
| 1708 Selector call = new Selector.callClosureFrom(selector); | 1708 Selector call = new Selector.callClosureFrom(selector); |
| 1709 world.registerDynamicInvocation(call.name, call); | 1709 world.registerDynamicInvocation(call.name, call); |
| 1710 } else if (!selector.applies(target, compiler)) { |
| 1711 warnArgumentMismatch(node, target); |
| 1712 } |
| 1710 } | 1713 } |
| 1711 | 1714 |
| 1712 // TODO(ngeoffray): Warn if target is null and the send is | 1715 // TODO(ngeoffray): Warn if target is null and the send is |
| 1713 // unqualified. | 1716 // unqualified. |
| 1714 useElement(node, target); | 1717 useElement(node, target); |
| 1715 registerSend(selector, target); | 1718 registerSend(selector, target); |
| 1716 return node.isPropertyAccess ? target : null; | 1719 return node.isPropertyAccess ? target : null; |
| 1717 } | 1720 } |
| 1718 | 1721 |
| 1722 void warnArgumentMismatch(Send node, Element target) { |
| 1723 // TODO(karlklose): we can be more precise about the reason of the |
| 1724 // mismatch. |
| 1725 warning(node.argumentsNode, MessageKind.INVALID_ARGUMENTS, |
| 1726 [target.name]); |
| 1727 } |
| 1728 |
| 1719 visitSendSet(SendSet node) { | 1729 visitSendSet(SendSet node) { |
| 1720 Element target = resolveSend(node); | 1730 Element target = resolveSend(node); |
| 1721 Element setter = target; | 1731 Element setter = target; |
| 1722 Element getter = target; | 1732 Element getter = target; |
| 1723 SourceString operatorName = node.assignmentOperator.source; | 1733 SourceString operatorName = node.assignmentOperator.source; |
| 1724 String source = operatorName.stringValue; | 1734 String source = operatorName.stringValue; |
| 1725 bool isComplex = !identical(source, '='); | 1735 bool isComplex = !identical(source, '='); |
| 1726 if (!Elements.isUnresolved(target) | 1736 if (!Elements.isUnresolved(target) |
| 1727 && target.kind == ElementKind.ABSTRACT_FIELD) { | 1737 && target.kind == ElementKind.ABSTRACT_FIELD) { |
| 1728 AbstractFieldElement field = target; | 1738 AbstractFieldElement field = target; |
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| 2985 error(node, MessageKind.CANNOT_INSTANTIATE_TYPEDEF, [name]); | 2995 error(node, MessageKind.CANNOT_INSTANTIATE_TYPEDEF, [name]); |
| 2986 } else if (identical(e.kind, ElementKind.TYPE_VARIABLE)) { | 2996 } else if (identical(e.kind, ElementKind.TYPE_VARIABLE)) { |
| 2987 error(node, MessageKind.CANNOT_INSTANTIATE_TYPE_VARIABLE, [name]); | 2997 error(node, MessageKind.CANNOT_INSTANTIATE_TYPE_VARIABLE, [name]); |
| 2988 } else if (!identical(e.kind, ElementKind.CLASS) | 2998 } else if (!identical(e.kind, ElementKind.CLASS) |
| 2989 && !identical(e.kind, ElementKind.PREFIX)) { | 2999 && !identical(e.kind, ElementKind.PREFIX)) { |
| 2990 error(node, MessageKind.NOT_A_TYPE, [name]); | 3000 error(node, MessageKind.NOT_A_TYPE, [name]); |
| 2991 } | 3001 } |
| 2992 return e; | 3002 return e; |
| 2993 } | 3003 } |
| 2994 } | 3004 } |
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