org.stekikun.dolmen.unparam

Class Production.Actual

java.lang.Object

org.stekikun.dolmen.unparam.Production.Item

org.stekikun.dolmen.unparam.Production.Actual

Enclosing class:

Production

public static final class Production.Actual
extends Production.Item

Represents an actual production item, i.e. a terminal or a non-terminal item.

The production item can optionally be bound to some Java identifier, in which case the associated value is made available in the enclosing production's semantic action.

Author:

Stéphane Lescuyer

See Also:

isTerminal(), isBound()

Field Summary

Fields

Modifier and Type	Field and Description
@Nullable CExtent	args The Java arguments to the production item, if any.
@Nullable Located<String>	binding The name to which this item is bound in the associated semantic action, if non-null
Located<String>	item The name of the production item, i.e. either the name of a non-terminal or a terminal of the grammar, depending on whether the identifier starts with a lowercase or uppercase character.

Constructor Summary

Constructors

Constructor and Description
Actual(@Nullable Located<String> binding, Located<String> item, @Nullable CExtent args) Builds a production item based on the given parameters

Method Summary

Modifier and Type	Method and Description
Production.ItemKind	getKind() Describes the kind of item this is
boolean	isBound()
boolean	isTerminal()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

binding

public final @Nullable Located<String> binding

The name to which this item is bound in the associated semantic action, if non-null

item

public final Located<String> item

The name of the production item, i.e. either the name of a non-terminal or a terminal of the grammar, depending on whether the identifier starts with a lowercase or uppercase character.

args

public final @Nullable CExtent args

The Java arguments to the production item, if any. Arguments only make sense if item is a non-terminal.

Constructor Detail

Actual

public Actual(@Nullable Located<String> binding,
              Located<String> item,
              @Nullable CExtent args)

Builds a production item based on the given parameters

Parameters:

binding -

item -

args -

Method Detail

getKind

public final Production.ItemKind getKind()

Description copied from class: Production.Item

Describes the kind of item this is

Specified by:

getKind in class Production.Item

isBound

public boolean isBound()

Returns:

true is this item is bound to some identifier

isTerminal

public boolean isTerminal()

Returns:

true is this item is a terminal

toString

public String toString()

Overrides:

toString in class Object