com.google.javascript.jscomp

Class PassFactory

java.lang.Object

com.google.javascript.jscomp.PassFactory

Direct Known Subclasses:

PassFactory.HotSwapPassFactory

public abstract class PassFactory
extends java.lang.Object

A factory for creating JSCompiler passes based on the Options injected. Contains all meta-data about compiler passes (like whether it can be run multiple times, a human-readable name for logging, etc.).

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PassFactory.HotSwapPassFactory A pass-factory that is good for HotSwapCompilerPass passes.

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	isOneTimePass
private java.lang.String	name

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PassFactory(java.lang.String name, boolean isOneTimePass)

Method Summary

Modifier and Type	Method and Description
protected abstract CompilerPass	create(AbstractCompiler compiler) Creates a new compiler pass to be run.
static PassFactory	createEmptyPass(java.lang.String name) Create a no-op pass that can only run once.
protected HotSwapCompilerPass	getHotSwapPass(AbstractCompiler compiler) Any factory whose CompilerPass has a corresponding hot-swap version should override this.
(package private) java.lang.String	getName()
(package private) boolean	isOneTimePass()

Methods inherited from class java.lang.Object

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

Field Detail

name

private final java.lang.String name

isOneTimePass

private final boolean isOneTimePass

Constructor Detail

PassFactory

protected PassFactory(java.lang.String name,
                      boolean isOneTimePass)

Parameters:

name - The name of the pass that this factory creates.

isOneTimePass - If true, the pass produced by this factory can only be run once.

Method Detail

getName

java.lang.String getName()

Returns:

The name of this pass.

isOneTimePass

boolean isOneTimePass()

Returns:

Whether the pass produced by this factory can only be run once.

create

protected abstract CompilerPass create(AbstractCompiler compiler)

Creates a new compiler pass to be run.

getHotSwapPass

protected HotSwapCompilerPass getHotSwapPass(AbstractCompiler compiler)

Any factory whose CompilerPass has a corresponding hot-swap version should override this.

Parameters:

compiler - The compiler that can has been used to do the full compile.

createEmptyPass

public static PassFactory createEmptyPass(java.lang.String name)

Create a no-op pass that can only run once. Used to break up loops.