Class BaseNode

java.lang.Object

com.oracle.js.parser.ir.Node

com.oracle.js.parser.ir.Expression

com.oracle.js.parser.ir.OptionalExpression

com.oracle.js.parser.ir.BaseNode

All Implemented Interfaces:

FunctionCall, Cloneable

Direct Known Subclasses:

AccessNode, IndexNode

public abstract class BaseNode
extends OptionalExpression
implements FunctionCall

IR base for accessing/indexing nodes.

See Also:

• AccessNode
• IndexNode

Field Summary

Fields

Modifier and Type	Field	Description
protected final Expression	base	Base Node.

Fields inherited from class com.oracle.js.parser.ir.Node

finish, start

Constructor Summary

Constructors

Modifier	Constructor	Description
	BaseNode(long token, int finish, Expression base, boolean isSuper, boolean optional, boolean optionalChain)	Constructor
protected	BaseNode(BaseNode baseNode, Expression base, boolean isSuper, boolean optional, boolean optionalChain)	Copy constructor for immutable nodes

Method Summary

Modifier and Type	Method	Description
Expression	getBase()	Get the base node for this access
boolean	isFunction()	Returns true if the value of this expression will be treated as a function and immediately invoked.
boolean	isIndex()	Return true if this node represents an index operation normally represented as IndexNode.
final boolean	isOptional()	Returns true if this is an optional property access (a?.b or a?.[b]).
final boolean	isOptionalChain()	Returns true if this part of an optional chain.
boolean	isSuper()
abstract BaseNode	setIsSuper()	Mark this node as being a SuperProperty access.

Methods inherited from class com.oracle.js.parser.ir.Expression

getFinish, getFinishWithoutParens, getStart, getStartWithoutParens, isAlwaysFalse, isAlwaysTrue, isParenthesized, isSelfModifying, makeParenthesized

Methods inherited from class com.oracle.js.parser.ir.Node

accept, accept, clone, equals, getSourceOrder, getToken, hashCode, isAssignment, isLoop, isTokenType, tokenType, toString, toString, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

base

protected final Expression base

Base Node.

Constructor Details

BaseNode

public BaseNode(long token,
 int finish,
 Expression base,
 boolean isSuper,
 boolean optional,
 boolean optionalChain)

Constructor

Parameters:

token - token

finish - finish

base - base node

isSuper - is this a super property access

BaseNode

protected BaseNode(BaseNode baseNode,
 Expression base,
 boolean isSuper,
 boolean optional,
 boolean optionalChain)

Copy constructor for immutable nodes

Parameters:

baseNode - node to inherit from

base - base

isSuper - is this a super property access

Method Details

getBase

public Expression getBase()

Get the base node for this access

Returns:

the base node

isFunction

public boolean isFunction()

Description copied from interface: FunctionCall

Returns true if the value of this expression will be treated as a function and immediately invoked.

Specified by:

isFunction in interface FunctionCall

isSuper

public boolean isSuper()

Returns:

true if this is a super property access.

isIndex

public boolean isIndex()

Return true if this node represents an index operation normally represented as IndexNode.

Returns:

true if an index access.

setIsSuper

public abstract BaseNode setIsSuper()

Mark this node as being a SuperProperty access.

isOptional

public final boolean isOptional()

Returns true if this is an optional property access (a?.b or a?.[b]).

Specified by:

isOptional in class OptionalExpression

isOptionalChain

public final boolean isOptionalChain()

Description copied from class: OptionalExpression

Returns true if this part of an optional chain.

Specified by:

isOptionalChain in class OptionalExpression