org.jruby.compiler

Class ASTInspector

java.lang.Object

org.jruby.compiler.ASTInspector

public class ASTInspector
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) static class	ASTInspector.Flag

Field Summary

Fields

Modifier and Type	Field and Description
static ASTInspector.Flag	BACKREF
static ASTInspector.Flag	BLOCK_ARG
static ASTInspector.Flag	CLASS
static ASTInspector.Flag	CLASS_VAR
static ASTInspector.Flag	CLOSURE
static ASTInspector.Flag	CONSTANT
private static boolean	DEBUG
private boolean	dump
static ASTInspector.Flag	EVAL
private int	flags
static ASTInspector.Flag	FRAME_AWARE
static java.util.Set<java.lang.String>	FRAME_AWARE_METHODS
static ASTInspector.Flag	FRAME_BLOCK
static ASTInspector.Flag	FRAME_CLASS
static ASTInspector.Flag	FRAME_NAME
static ASTInspector.Flag	FRAME_SELF
static ASTInspector.Flag	FRAME_VISIBILITY
static ASTInspector.Flag	LASTLINE
private static Logger	LOG
static ASTInspector.Flag	METHOD
private static java.lang.String[]	MODIFIER_NAMES
private java.lang.String	name
private boolean	noFrame
static ASTInspector.Flag	OPT_ARGS
static java.util.Set<java.lang.String>	PRAGMAS
static ASTInspector.Flag	REST_ARG
static ASTInspector.Flag	RETRY
static ASTInspector.Flag	SCOPE_AWARE
static java.util.Set<java.lang.String>	SCOPE_AWARE_METHODS
static ASTInspector.Flag	SUPER
static ASTInspector.Flag	ZSUPER

Constructor Summary

Constructors

Constructor and Description
ASTInspector()
ASTInspector(java.lang.String name, boolean dump)

Method Summary

Modifier and Type	Method and Description
static void	addFrameAwareMethods(java.lang.String... methods)
static void	addScopeAwareMethods(java.lang.String... methods)
void	disable()
CallConfiguration	getCallConfig()
boolean	getFlag(ASTInspector.Flag... modifiers)
boolean	getFlag(ASTInspector.Flag modifier)
boolean	hasBlockArg()
boolean	hasClass()
boolean	hasClassVar()
boolean	hasClosure()
boolean	hasConstant()
boolean	hasFrameAwareMethods()
boolean	hasMethod() Whether the tree under inspection contains any method-table mutations, including def, defs, undef, and alias.
boolean	hasOptArgs()
boolean	hasRestArg()
boolean	hasScopeAwareMethods()
void	inspect(Node node)
void	integrate(ASTInspector other) Integrate the results of a separate inspection into the state of this inspector.
boolean	noFrame()
void	setFlag(ASTInspector.Flag modifier)
void	setFlag(Node node, ASTInspector.Flag modifier)
ASTInspector	subInspect(Node... nodes) Perform an inspection of a subtree or set of subtrees separate from the parent inspection, to make independent decisions based on that subtree(s).

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final Logger LOG

dump

private final boolean dump

name

private final java.lang.String name

DEBUG

private static final boolean DEBUG

See Also:

Constant Field Values

BLOCK_ARG

public static final ASTInspector.Flag BLOCK_ARG

CLOSURE

public static final ASTInspector.Flag CLOSURE

CLASS

public static final ASTInspector.Flag CLASS

METHOD

public static final ASTInspector.Flag METHOD

EVAL

public static final ASTInspector.Flag EVAL

FRAME_AWARE

public static final ASTInspector.Flag FRAME_AWARE

FRAME_SELF

public static final ASTInspector.Flag FRAME_SELF

FRAME_VISIBILITY

public static final ASTInspector.Flag FRAME_VISIBILITY

FRAME_BLOCK

public static final ASTInspector.Flag FRAME_BLOCK

FRAME_NAME

public static final ASTInspector.Flag FRAME_NAME

BACKREF

public static final ASTInspector.Flag BACKREF

LASTLINE

public static final ASTInspector.Flag LASTLINE

FRAME_CLASS

public static final ASTInspector.Flag FRAME_CLASS

OPT_ARGS

public static final ASTInspector.Flag OPT_ARGS

REST_ARG

public static final ASTInspector.Flag REST_ARG

SCOPE_AWARE

public static final ASTInspector.Flag SCOPE_AWARE

ZSUPER

public static final ASTInspector.Flag ZSUPER

CONSTANT

public static final ASTInspector.Flag CONSTANT

CLASS_VAR

public static final ASTInspector.Flag CLASS_VAR

SUPER

public static final ASTInspector.Flag SUPER

RETRY

public static final ASTInspector.Flag RETRY

MODIFIER_NAMES

private static final java.lang.String[] MODIFIER_NAMES

flags

private int flags

noFrame

private boolean noFrame

FRAME_AWARE_METHODS

public static final java.util.Set<java.lang.String> FRAME_AWARE_METHODS

SCOPE_AWARE_METHODS

public static final java.util.Set<java.lang.String> SCOPE_AWARE_METHODS

PRAGMAS

public static final java.util.Set<java.lang.String> PRAGMAS

Constructor Detail

ASTInspector

public ASTInspector()

ASTInspector

public ASTInspector(java.lang.String name,
                    boolean dump)

Method Detail

addFrameAwareMethods

public static void addFrameAwareMethods(java.lang.String... methods)

addScopeAwareMethods

public static void addScopeAwareMethods(java.lang.String... methods)

disable

public void disable()

getCallConfig

public CallConfiguration getCallConfig()

subInspect

public ASTInspector subInspect(Node... nodes)

Perform an inspection of a subtree or set of subtrees separate from the parent inspection, to make independent decisions based on that subtree(s).

Parameters:

nodes - The child nodes to walk with a new inspector

Returns:

The new inspector resulting from the walk

getFlag

public boolean getFlag(ASTInspector.Flag modifier)

getFlag

public boolean getFlag(ASTInspector.Flag... modifiers)

setFlag

public void setFlag(ASTInspector.Flag modifier)

setFlag

public void setFlag(Node node,
                    ASTInspector.Flag modifier)

integrate

public void integrate(ASTInspector other)

Integrate the results of a separate inspection into the state of this inspector.

Parameters:

other - The other inspector whose state to integrate.

inspect

public void inspect(Node node)

hasClass

public boolean hasClass()

hasClosure

public boolean hasClosure()

hasMethod

public boolean hasMethod()

Whether the tree under inspection contains any method-table mutations, including def, defs, undef, and alias.

Returns:

True if there are mutations, false otherwise

hasFrameAwareMethods

public boolean hasFrameAwareMethods()

hasScopeAwareMethods

public boolean hasScopeAwareMethods()

hasBlockArg

public boolean hasBlockArg()

hasOptArgs

public boolean hasOptArgs()

hasRestArg

public boolean hasRestArg()

hasConstant

public boolean hasConstant()

hasClassVar

public boolean hasClassVar()

noFrame

public boolean noFrame()