com.google.javascript.jscomp

Class ClosureOptimizePrimitives

java.lang.Object

com.google.javascript.jscomp.ClosureOptimizePrimitives

All Implemented Interfaces:

CompilerPass

final class ClosureOptimizePrimitives
extends java.lang.Object
implements CompilerPass

Compiler pass that converts all calls to: goog.object.create(key1, val1, key2, val2, ...) where all of the keys are literals into object literals.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private class	ClosureOptimizePrimitives.FindObjectCreateCalls Identifies all calls to goog.object.create.

Field Summary

Fields

Modifier and Type	Field and Description
private AbstractCompiler	compiler Reference to the JS compiler

Constructor Summary

Constructors

Constructor and Description
ClosureOptimizePrimitives(AbstractCompiler compiler)

Method Summary

Modifier and Type	Method and Description
private static boolean	canOptimizeObjectCreate(Node firstParam) Returns whether the given call to goog.object.create can be converted to an object literal.
private static boolean	canOptimizeObjectCreateSet(Node firstParam) Returns whether the given call to goog.object.create can be converted to an object literal.
void	process(Node externs, Node root) Process the JS with root node root.
private void	processObjectCreateCall(Node callNode) Converts all of the given call nodes to object literals that are safe to do so.
private void	processObjectCreateSetCall(Node callNode) Converts all of the given call nodes to object literals that are safe to do so.

Methods inherited from class java.lang.Object

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

Field Detail

compiler

private final AbstractCompiler compiler

Reference to the JS compiler

Constructor Detail

ClosureOptimizePrimitives

ClosureOptimizePrimitives(AbstractCompiler compiler)

Parameters:

compiler - The AbstractCompiler

Method Detail

process

public void process(Node externs,
                    Node root)

Description copied from interface: CompilerPass

Process the JS with root node root. Can modify the contents of each Node tree

Specified by:

process in interface CompilerPass

Parameters:

externs - Top of external JS tree

root - Top of JS tree

processObjectCreateCall

private void processObjectCreateCall(Node callNode)

Converts all of the given call nodes to object literals that are safe to do so.

canOptimizeObjectCreate

private static boolean canOptimizeObjectCreate(Node firstParam)

Returns whether the given call to goog.object.create can be converted to an object literal.

processObjectCreateSetCall

private void processObjectCreateSetCall(Node callNode)

Converts all of the given call nodes to object literals that are safe to do so.

canOptimizeObjectCreateSet

private static boolean canOptimizeObjectCreateSet(Node firstParam)

Returns whether the given call to goog.object.create can be converted to an object literal.