org.eclipse.xtext.parser.packrat.consumers

Class NonTerminalConsumer.ElementConsumer<Element extends AbstractElement>

java.lang.Object

org.eclipse.xtext.parser.packrat.consumers.NonTerminalConsumer.ElementConsumer<Element>

All Implemented Interfaces:

IElementConsumer, IParsedTokenSource

Direct Known Subclasses:

NonTerminalConsumer.AlternativesConsumer, NonTerminalConsumer.AssignmentConsumer, NonTerminalConsumer.GroupConsumer, NonTerminalConsumer.LoopElementConsumer, NonTerminalConsumer.MandatoryLoopElementConsumer, NonTerminalConsumer.OptionalElementConsumer, NonTerminalConsumer.UnorderedGroupConsumer

Enclosing class:

NonTerminalConsumer

protected abstract class NonTerminalConsumer.ElementConsumer<Element extends AbstractElement>
extends Object
implements IElementConsumer, IParsedTokenSource

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NonTerminalConsumer.ElementConsumer(Element element)

Method Summary

Methods

Modifier and Type	Method and Description
int	consume() Scan the configured input source for a consumable element at the current offset.
protected abstract int	doConsume(boolean optional)
protected Element	getElement()
protected String	getErrorMessage()
int	parseAgain(ParsedToken token)

Methods inherited from class java.lang.Object

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

Constructor Detail

NonTerminalConsumer.ElementConsumer

protected NonTerminalConsumer.ElementConsumer(Element element)

Method Detail

consume

public int consume()
            throws Exception

Description copied from interface: IElementConsumer

Scan the configured input source for a consumable element at the current offset.

Specified by:

consume in interface IElementConsumer

Throws:

Exception

parseAgain

public int parseAgain(ParsedToken token)
               throws Exception

Specified by:

parseAgain in interface IParsedTokenSource

Throws:

Exception

doConsume

protected abstract int doConsume(boolean optional)
                          throws Exception

Throws:

Exception

getElement

protected final Element getElement()

getErrorMessage

protected String getErrorMessage()