Package com.google.javascript.jscomp
Class NodeTraversal.AbstractScopedCallback
java.lang.Object
com.google.javascript.jscomp.NodeTraversal.AbstractScopedCallback
- All Implemented Interfaces:
NodeTraversal.Callback,NodeTraversal.ScopedCallback
- Enclosing class:
- NodeTraversal
public abstract static class NodeTraversal.AbstractScopedCallback
extends Object
implements NodeTraversal.ScopedCallback
Abstract scoped callback to visit all nodes in post order.
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoidCalled immediately after entering a new scope.voidCalled immediately before exiting a scope.final booleanshouldTraverse(NodeTraversal nodeTraversal, Node n, Node parent) Visits a node in pre order (before visiting its children) and decides whether this node's children should be traversed.Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface com.google.javascript.jscomp.NodeTraversal.Callback
visit
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Constructor Details
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AbstractScopedCallback
public AbstractScopedCallback()
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Method Details
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shouldTraverse
Description copied from interface:NodeTraversal.CallbackVisits a node in pre order (before visiting its children) and decides whether this node's children should be traversed. If children are traversed, they will be visited by
NodeTraversal.Callback.visit(NodeTraversal, Node, Node)in post order.Implementations can have side effects (e.g. modifying the parse tree).
- Specified by:
shouldTraversein interfaceNodeTraversal.Callback- Returns:
- whether the children of this node should be visited
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enterScope
Description copied from interface:NodeTraversal.ScopedCallbackCalled immediately after entering a new scope. The new scope can be accessed through t.getScope()- Specified by:
enterScopein interfaceNodeTraversal.ScopedCallback
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exitScope
Description copied from interface:NodeTraversal.ScopedCallbackCalled immediately before exiting a scope. The ending scope can be accessed through t.getScope()- Specified by:
exitScopein interfaceNodeTraversal.ScopedCallback
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