Reference

java.lang.Object

com.google.javascript.jscomp.Reference

All Implemented Interfaces:: StaticRef, Serializable

public final class Reference extends Object implements StaticRef, Serializable

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

See Also:

Method Summary

Modifier and Type

Method

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()

String

toString()

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Details
- toString
  
  public String toString()
  
  Overrides:
  
  toString in class 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.