Package org.openzen.zenscript.lexer

Class LLParserTokenStream<TT extends TokenType,T extends Token<TT>>

java.lang.Object

org.openzen.zenscript.lexer.WhitespaceFilteringParser<TT,T>

org.openzen.zenscript.lexer.LLParserTokenStream<TT,T>

All Implemented Interfaces:

TokenStream<TT,T>

Direct Known Subclasses:

ZSTokenParser

public class LLParserTokenStream<TT extends TokenType,T extends Token<TT>>
extends WhitespaceFilteringParser<TT,T>

Constructor Summary

Constructors

Constructor	Description
LLParserTokenStream(TokenStream<TT,T> stream)

Method Summary

Modifier and Type	Method	Description
CodePosition	getPosition()
CodePosition	getPositionBeforeWhitespace()
boolean	hasNext()
boolean	isNext(TT type)
T	next()
T	optional(TT type)
T	peek()
void	popMark()
void	pushMark()
void	recoverUntilBeforeToken(ZSTokenType type)	Moves further until peek type is provided type
void	recoverUntilOnToken(ZSTokenType type)	Moves further until pointer is standing on the given type
void	recoverUntilTokenOrNewline(ZSTokenType type)
T	required(TT type, String error)
void	reset()

Methods inherited from class org.openzen.zenscript.lexer.WhitespaceFilteringParser

getEOF, getLastWhitespace, grabWhitespaceLine, replace, skipWhitespaceNewline

Methods inherited from class java.lang.Object

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

Constructor Details

LLParserTokenStream

public LLParserTokenStream(TokenStream<TT,T> stream)
                    throws ParseException

Throws:

ParseException

Method Details

pushMark

public void pushMark()

popMark

public void popMark()

reset

public void reset()

peek

public T peek()

Overrides:

peek in class WhitespaceFilteringParser<TT extends TokenType,T extends Token<TT>>

next

public T next()
       throws ParseException

Specified by:

next in interface TokenStream<TT extends TokenType,T extends Token<TT>>

Overrides:

next in class WhitespaceFilteringParser<TT extends TokenType,T extends Token<TT>>

Throws:

ParseException

getPosition

public CodePosition getPosition()

Specified by:

getPosition in interface TokenStream<TT extends TokenType,T extends Token<TT>>

Overrides:

getPosition in class WhitespaceFilteringParser<TT extends TokenType,T extends Token<TT>>

getPositionBeforeWhitespace

public CodePosition getPositionBeforeWhitespace()

Overrides:

getPositionBeforeWhitespace in class WhitespaceFilteringParser<TT extends TokenType,T extends Token<TT>>

isNext

public boolean isNext(TT type)

optional

public T optional(TT type)
           throws ParseException

Throws:

ParseException

required

public T required(TT type,
 String error)
           throws ParseException

Throws:

ParseException

hasNext

public boolean hasNext()

recoverUntilTokenOrNewline

public void recoverUntilTokenOrNewline(ZSTokenType type)
                                throws ParseException

Throws:

ParseException

recoverUntilBeforeToken

public void recoverUntilBeforeToken(ZSTokenType type)
                             throws ParseException

Moves further until peek type is provided type

Throws:

ParseException

recoverUntilOnToken

public void recoverUntilOnToken(ZSTokenType type)
                         throws ParseException

Moves further until pointer is standing on the given type

Throws:

ParseException