karlklose@google.com
5ac1789d6c
TBR=antonm@google.com Review URL: https://chromiumcodereview.appspot.com//10827442 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@11051 260f80e4-7a28-3924-810f-c04153c831b5
57 lines
2.0 KiB
Dart
57 lines
2.0 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
|
|
// for details. All rights reserved. Use of this source code is governed by a
|
|
// BSD-style license that can be found in the LICENSE file.
|
|
|
|
class ResolvedVisitor<R> extends AbstractVisitor<R> {
|
|
TreeElements elements;
|
|
|
|
ResolvedVisitor(this.elements);
|
|
|
|
R visitSend(Send node) {
|
|
if (node.isSuperCall) {
|
|
return visitSuperSend(node);
|
|
} else if (node.isOperator) {
|
|
return visitOperatorSend(node);
|
|
} else if (node.isPropertyAccess) {
|
|
return visitGetterSend(node);
|
|
} else if (Elements.isClosureSend(node, elements[node])) {
|
|
return visitClosureSend(node);
|
|
} else {
|
|
Element element = elements[node];
|
|
if (Element.isInvalid(element)) {
|
|
// Example: f() with 'f' unbound.
|
|
// This can only happen inside an instance method.
|
|
return visitDynamicSend(node);
|
|
} else if (element.kind == ElementKind.CLASS) {
|
|
internalError("Cannot generate code for send", node: node);
|
|
} else if (element.isInstanceMember()) {
|
|
// Example: f() with 'f' bound to instance method.
|
|
return visitDynamicSend(node);
|
|
} else if (element.kind === ElementKind.FOREIGN) {
|
|
return visitForeignSend(node);
|
|
} else if (!element.isInstanceMember()) {
|
|
// Example: A.f() or f() with 'f' bound to a static function.
|
|
// Also includes new A() or new A.named() which is treated like a
|
|
// static call to a factory.
|
|
return visitStaticSend(node);
|
|
} else {
|
|
internalError("Cannot generate code for send", node: node);
|
|
}
|
|
}
|
|
}
|
|
|
|
abstract R visitSuperSend(Send node);
|
|
abstract R visitOperatorSend(Send node);
|
|
abstract R visitGetterSend(Send node);
|
|
abstract R visitClosureSend(Send node);
|
|
abstract R visitDynamicSend(Send node);
|
|
abstract R visitForeignSend(Send node);
|
|
abstract R visitStaticSend(Send node);
|
|
|
|
abstract void internalError(String reason, [Node node]);
|
|
|
|
R visitNode(Node node) {
|
|
internalError("Unhandled node", node);
|
|
}
|
|
}
|