com.google.template.soy.jssrc.internal

Class CanInitOutputVarVisitor

java.lang.Object

com.google.template.soy.basetree.AbstractReturningNodeVisitor<SoyNode,R>

com.google.template.soy.soytree.AbstractReturningSoyNodeVisitor<Boolean>

com.google.template.soy.jssrc.internal.CanInitOutputVarVisitor

All Implemented Interfaces:

NodeVisitor<SoyNode,Boolean>

public final class CanInitOutputVarVisitor
extends AbstractReturningSoyNodeVisitor<Boolean>

Visitor for determining whther the code generated from a given node's subtree can be made to also initialize the current variable (if not already initialized).

Precondition: MsgNode should not exist in the tree.

Constructor Summary

Constructors

Constructor and Description
CanInitOutputVarVisitor(IsComputableAsJsExprsVisitor isComputableAsJsExprsVisitor)

Method Summary

Modifier and Type	Method and Description
protected Boolean	visitCallNode(CallNode node)
protected Boolean	visitMsgFallbackGroupNode(MsgFallbackGroupNode node)
protected Boolean	visitSoyNode(SoyNode node)

Methods inherited from class com.google.template.soy.soytree.AbstractReturningSoyNodeVisitor

visit, visitCallBasicNode, visitCallDelegateNode, visitCallParamContentNode, visitCallParamNode, visitCallParamValueNode, visitDebuggerNode, visitForIfemptyNode, visitForNode, visitForNonemptyNode, visitHtmlAttributeNode, visitHtmlAttributeValueNode, visitHtmlCloseTagNode, visitHtmlOpenTagNode, visitIfCondNode, visitIfElseNode, visitIfNode, visitLetContentNode, visitLetNode, visitLetValueNode, visitLogNode, visitMsgHtmlTagNode, visitMsgNode, visitMsgPlaceholderNode, visitMsgPluralCaseNode, visitMsgPluralDefaultNode, visitMsgPluralNode, visitMsgSelectCaseNode, visitMsgSelectDefaultNode, visitMsgSelectNode, visitMsgSubstUnitNode, visitPrintDirectiveNode, visitPrintNode, visitRawTextNode, visitSoyFileNode, visitSoyFileSetNode, visitSwitchCaseNode, visitSwitchDefaultNode, visitSwitchNode, visitTemplateBasicNode, visitTemplateDelegateNode, visitTemplateNode, visitVeLogNode

Methods inherited from class com.google.template.soy.basetree.AbstractReturningNodeVisitor

exec, visitChildren, visitChildrenAllowingConcurrentModification

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CanInitOutputVarVisitor

public CanInitOutputVarVisitor(IsComputableAsJsExprsVisitor isComputableAsJsExprsVisitor)

Parameters:

isComputableAsJsExprsVisitor - The IsComputableAsJsExprsVisitor used by this instance (when needed).

Method Detail

visitCallNode

protected Boolean visitCallNode(CallNode node)

Overrides:

visitCallNode in class AbstractReturningSoyNodeVisitor<Boolean>

visitMsgFallbackGroupNode

protected Boolean visitMsgFallbackGroupNode(MsgFallbackGroupNode node)

Overrides:

visitMsgFallbackGroupNode in class AbstractReturningSoyNodeVisitor<Boolean>

visitSoyNode

protected Boolean visitSoyNode(SoyNode node)

Overrides:

visitSoyNode in class AbstractReturningSoyNodeVisitor<Boolean>

Parameters:

node - the visited node.