## org.mozilla.javascript
Class IRFactory

    java.lang.Object
      org.mozilla.javascript.Parser
          org.mozilla.javascript.IRFactory

    public final class IRFactory

extends Parser

This class rewrites the parse tree into an IR suitable for codegen.

Author:
  Mike McCabe, Norris Boyd
See Also:
  `Node`

Nested Class Summary

Nested classes/interfaces inherited from class org.mozilla.javascript.Parser
`Parser.PerFunctionVariables`

Field Summary

Fields inherited from class org.mozilla.javascript.Parser
`ARGC_LIMIT, inUseStrictDirective, nestingOfFunction`

Constructor Summary
`IRFactory()`
`IRFactory(CompilerEnvirons env)`
`IRFactory(CompilerEnvirons env, ErrorReporter errorReporter)`

Method Summary
`Node` `transform(AstNode node)`
`ScriptNode` `transformTree(AstRoot root)` Transforms the tree into a lower-level IR suitable for codegen.

Methods inherited from class org.mozilla.javascript.Parser
`checkActivationName, checkMutableReference, createName, createName, createNumber, createScopeNode, eof, parse, parse, removeParens, setIsGenerator, setRequiresActivation, simpleAssignment`

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

Constructor Detail

### IRFactory

    public IRFactory()

### IRFactory

    public IRFactory(CompilerEnvirons env)

### IRFactory

    public IRFactory(CompilerEnvirons env,
                     ErrorReporter errorReporter)

Method Detail

### transformTree

    public ScriptNode transformTree(AstRoot root)

  Transforms the tree into a lower-level IR suitable for codegen. Optionally generates the encoded source.

### transform

    public Node transform(AstNode node)