com.google.javascript.jscomp

Class Reference

java.lang.Object

com.google.javascript.jscomp.Reference

All Implemented Interfaces:

StaticRef, java.io.Serializable

public final class Reference
extends java.lang.Object
implements StaticRef, java.io.Serializable

Represents a single declaration or reference to a variable. Note that references can only be used with untyped scopes and traversals.

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
InputId	getInputId()
Node	getNode() The node where the reference lives.
StaticSourceFile	getSourceFile() The source file where the reference lives.
Var	getSymbol() The variable that this reference points to.
boolean	isConstDeclaration()
boolean	isInitializingDeclaration() Determines whether the variable is initialized at the declaration.
boolean	isLvalue() Returns whether the name node for this reference is an lvalue.
boolean	isSimpleAssignmentToName()
boolean	isVarDeclaration()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getSymbol

public Var getSymbol()

Description copied from interface: StaticRef

The variable that this reference points to.

Specified by:

getSymbol in interface StaticRef

getNode

public Node getNode()

Description copied from interface: StaticRef

The node where the reference lives.

Specified by:

getNode in interface StaticRef

getInputId

public InputId getInputId()

getSourceFile

public StaticSourceFile getSourceFile()

Description copied from interface: StaticRef

The source file where the reference lives.

Specified by:

getSourceFile in interface StaticRef

isVarDeclaration

public boolean isVarDeclaration()

isConstDeclaration

public boolean isConstDeclaration()

isInitializingDeclaration

public boolean isInitializingDeclaration()

Determines whether the variable is initialized at the declaration.

isSimpleAssignmentToName

public boolean isSimpleAssignmentToName()

isLvalue

public boolean isLvalue()

Returns whether the name node for this reference is an lvalue. TODO(tbreisacher): This method disagrees with NodeUtil#isLValue for "var x;" and "let x;". Consider updating it to match.