com.google.javascript.jscomp

Class FunctionRewriter.EmptyFunctionReducer

java.lang.Object

com.google.javascript.jscomp.FunctionRewriter.Reducer

com.google.javascript.jscomp.FunctionRewriter.EmptyFunctionReducer

Enclosing class:

FunctionRewriter

private static class FunctionRewriter.EmptyFunctionReducer
extends FunctionRewriter.Reducer

Reduces return immutable constant literal methods declarations with calls to a constant return method factory. Example: a.prototype.b = function() {} is reduced to: a.prototype.b = emptyFn();

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static java.lang.String	FACTORY_METHOD_NAME
(package private) static java.lang.String	HELPER_SOURCE

Constructor Summary

Constructors

Modifier	Constructor and Description
private	EmptyFunctionReducer()

Method Summary

Modifier and Type	Method and Description
java.lang.String	getHelperSource()
Node	reduce(Node node)

Methods inherited from class com.google.javascript.jscomp.FunctionRewriter.Reducer

buildCallNode

Methods inherited from class java.lang.Object

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

Field Detail

FACTORY_METHOD_NAME

static final java.lang.String FACTORY_METHOD_NAME

See Also:

Constant Field Values

HELPER_SOURCE

static final java.lang.String HELPER_SOURCE

See Also:

Constant Field Values

Constructor Detail

EmptyFunctionReducer

private EmptyFunctionReducer()

Method Detail

getHelperSource

public java.lang.String getHelperSource()

Specified by:

getHelperSource in class FunctionRewriter.Reducer

Returns:

JS source for helper methods used by this reduction.

reduce

public Node reduce(Node node)

Specified by:

reduce in class FunctionRewriter.Reducer

Returns:

root of the reduced subtree if a reduction was applied; otherwise returns the node argument.