org.jruby.parser

Class DefaultRubyParser

java.lang.Object

org.jruby.parser.DefaultRubyParser

All Implemented Interfaces:

RubyParser

public class DefaultRubyParser
extends Object
implements RubyParser

Field Summary

Fields

Modifier and Type	Field and Description
static int	k__ENCODING__
static int	k__FILE__
static int	k__LINE__
static int	kALIAS
static int	kAND
static int	kBEGIN
static int	kBREAK
static int	kCASE
static int	kCLASS
static int	kDEF
static int	kDEFINED
static int	kDO
static int	kDO_BLOCK
static int	kDO_COND
static int	kDO_LAMBDA
static int	kELSE
static int	kELSIF
static int	kEND
static int	kENSURE
static int	kFALSE
static int	kFOR
static int	kIF
static int	kIF_MOD
static int	kIN
static int	klBEGIN
static int	klEND
static int	kMODULE
static int	kNEXT
static int	kNIL
static int	kNOT
static int	kOR
static int	kREDO
static int	kRESCUE
static int	kRESCUE_MOD
static int	kRETRY
static int	kRETURN
static int	kSELF
static int	kSUPER
static int	kTHEN
static int	kTRUE
static int	kUNDEF
static int	kUNLESS
static int	kUNLESS_MOD
static int	kUNTIL
static int	kUNTIL_MOD
static int	kWHEN
static int	kWHILE
static int	kWHILE_MOD
static int	kYIELD
protected RubyYaccLexer	lexer
protected ParserSupport	support
static int	tAMPER
static int	tAMPER2
static int	tANDOP
static int	tAREF
static int	tASET
static int	tASSOC
static int	tBACK_REF
static int	tBACK_REF2
static int	tBANG
static int	tCARET
static int	tCHAR
static int	tCMP
static int	tCOLON2
static int	tCOLON3
static int	tCONSTANT
static int	tCVAR
static int	tDIVIDE
static int	tDOT
static int	tDOT2
static int	tDOT3
static int	tEQ
static int	tEQQ
static int	tFID
static int	tFLOAT
static int	tGEQ
static int	tGT
static int	tGVAR
static int	tIDENTIFIER
static int	tINTEGER
static int	tIVAR
static int	tLABEL
static int	tLAMBDA
static int	tLAMBEG
static int	tLBRACE
static int	tLBRACE_ARG
static int	tLBRACK
static int	tLCURLY
static int	tLEQ
static int	tLOWEST
static int	tLPAREN
static int	tLPAREN_ARG
static int	tLPAREN2
static int	tLSHFT
static int	tLT
static int	tMATCH
static int	tMINUS
static int	tNEQ
static int	tNMATCH
static int	tNTH_REF
static int	tOP_ASGN
static int	tOROP
static int	tPERCENT
static int	tPIPE
static int	tPLUS
static int	tPOW
static int	tQWORDS_BEG
static int	tRBRACK
static int	tRCURLY
static int	tREGEXP_BEG
static int	tREGEXP_END
static int	tRPAREN
static int	tRSHFT
static int	tSTAR
static int	tSTAR2
static int	tSTRING_BEG
static int	tSTRING_CONTENT
static int	tSTRING_DBEG
static int	tSTRING_DVAR
static int	tSTRING_END
static int	tSYMBEG
static int	tTILDE
static int	tUMINUS
static int	tUMINUS_NUM
static int	tUPLUS
static int	tWORDS_BEG
static int	tXSTRING_BEG
protected static short[]	yyCheck
protected YYDebug	yydebug
protected static short[]	yyDefRed parser tables.
protected static short[]	yyDgoto parser tables.
static int	yyErrorCode
protected static int	yyFinal number of final state.
protected static short[]	yyGindex parser tables.
protected static short[]	yyLen parser tables.
protected static short[]	yyLhs parser tables.
protected int	yyMax initial size and increment of the state/value stack [default 256].
protected static String[]	yyNames maps symbol value to printable name.
protected static short[]	yyRindex parser tables.
protected static String[]	yyRule printable rules for debugging.
protected static short[]	yySindex parser tables.
protected static short[]	yyTable

Constructor Summary

Constructors

Constructor and Description
DefaultRubyParser()
DefaultRubyParser(ParserSupport support)

Method Summary

Methods

Modifier and Type	Method and Description
RubyYaccLexer	getLexer()
RubyParserResult	parse(ParserConfiguration configuration, LexerSource source) The parse method use an lexer stream and parse it to an AST node structure
void	setWarnings(IRubyWarnings warnings)
protected Object	yyDefault(Object first) executed at the beginning of a reduce action.
protected String[]	yyExpecting(int state) computes list of expected tokens on error by tracing the tables.
static String	yyName(int token) index-checked interface to yyNames.
Object	yyparse(RubyYaccLexer yyLex) the generated parser.
Object	yyparse(RubyYaccLexer yyLex, Object ayydebug) the generated parser, with debugging messages.

Methods inherited from class java.lang.Object

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

Field Detail

support

protected ParserSupport support

lexer

protected RubyYaccLexer lexer

kCLASS

public static final int kCLASS

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Constant Field Values

kMODULE

public static final int kMODULE

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kDEF

public static final int kDEF

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kUNDEF

public static final int kUNDEF

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kBEGIN

public static final int kBEGIN

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kRESCUE

public static final int kRESCUE

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kENSURE

public static final int kENSURE

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kEND

public static final int kEND

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kIF

public static final int kIF

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kUNLESS

public static final int kUNLESS

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kTHEN

public static final int kTHEN

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kELSIF

public static final int kELSIF

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kELSE

public static final int kELSE

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kCASE

public static final int kCASE

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kWHEN

public static final int kWHEN

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kWHILE

public static final int kWHILE

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kUNTIL

public static final int kUNTIL

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kFOR

public static final int kFOR

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kBREAK

public static final int kBREAK

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kNEXT

public static final int kNEXT

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kREDO

public static final int kREDO

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kRETRY

public static final int kRETRY

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kIN

public static final int kIN

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kDO

public static final int kDO

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kDO_COND

public static final int kDO_COND

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kDO_BLOCK

public static final int kDO_BLOCK

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kRETURN

public static final int kRETURN

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kYIELD

public static final int kYIELD

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kSUPER

public static final int kSUPER

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kSELF

public static final int kSELF

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kNIL

public static final int kNIL

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kTRUE

public static final int kTRUE

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kFALSE

public static final int kFALSE

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kAND

public static final int kAND

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kOR

public static final int kOR

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kNOT

public static final int kNOT

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kIF_MOD

public static final int kIF_MOD

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kUNLESS_MOD

public static final int kUNLESS_MOD

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kWHILE_MOD

public static final int kWHILE_MOD

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kUNTIL_MOD

public static final int kUNTIL_MOD

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kRESCUE_MOD

public static final int kRESCUE_MOD

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kALIAS

public static final int kALIAS

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kDEFINED

public static final int kDEFINED

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klBEGIN

public static final int klBEGIN

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klEND

public static final int klEND

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k__LINE__

public static final int k__LINE__

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k__FILE__

public static final int k__FILE__

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k__ENCODING__

public static final int k__ENCODING__

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kDO_LAMBDA

public static final int kDO_LAMBDA

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tIDENTIFIER

public static final int tIDENTIFIER

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tFID

public static final int tFID

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tGVAR

public static final int tGVAR

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tIVAR

public static final int tIVAR

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tCONSTANT

public static final int tCONSTANT

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tCVAR

public static final int tCVAR

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tLABEL

public static final int tLABEL

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tCHAR

public static final int tCHAR

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tUPLUS

public static final int tUPLUS

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tUMINUS

public static final int tUMINUS

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tUMINUS_NUM

public static final int tUMINUS_NUM

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tPOW

public static final int tPOW

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tCMP

public static final int tCMP

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tEQ

public static final int tEQ

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tEQQ

public static final int tEQQ

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tNEQ

public static final int tNEQ

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tGEQ

public static final int tGEQ

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tLEQ

public static final int tLEQ

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tANDOP

public static final int tANDOP

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tOROP

public static final int tOROP

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tMATCH

public static final int tMATCH

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tNMATCH

public static final int tNMATCH

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tDOT

public static final int tDOT

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tDOT2

public static final int tDOT2

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tDOT3

public static final int tDOT3

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tAREF

public static final int tAREF

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tASET

public static final int tASET

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tLSHFT

public static final int tLSHFT

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tRSHFT

public static final int tRSHFT

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tCOLON2

public static final int tCOLON2

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tCOLON3

public static final int tCOLON3

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tOP_ASGN

public static final int tOP_ASGN

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tASSOC

public static final int tASSOC

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tLPAREN

public static final int tLPAREN

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tLPAREN2

public static final int tLPAREN2

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tRPAREN

public static final int tRPAREN

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tLPAREN_ARG

public static final int tLPAREN_ARG

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tLBRACK

public static final int tLBRACK

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tRBRACK

public static final int tRBRACK

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tLBRACE

public static final int tLBRACE

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tLBRACE_ARG

public static final int tLBRACE_ARG

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tSTAR

public static final int tSTAR

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tSTAR2

public static final int tSTAR2

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tAMPER

public static final int tAMPER

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tAMPER2

public static final int tAMPER2

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tTILDE

public static final int tTILDE

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tPERCENT

public static final int tPERCENT

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tDIVIDE

public static final int tDIVIDE

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tPLUS

public static final int tPLUS

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tMINUS

public static final int tMINUS

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tLT

public static final int tLT

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tGT

public static final int tGT

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tPIPE

public static final int tPIPE

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tBANG

public static final int tBANG

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tCARET

public static final int tCARET

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tLCURLY

public static final int tLCURLY

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tRCURLY

public static final int tRCURLY

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tBACK_REF2

public static final int tBACK_REF2

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tSYMBEG

public static final int tSYMBEG

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tSTRING_BEG

public static final int tSTRING_BEG

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tXSTRING_BEG

public static final int tXSTRING_BEG

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tREGEXP_BEG

public static final int tREGEXP_BEG

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tWORDS_BEG

public static final int tWORDS_BEG

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tQWORDS_BEG

public static final int tQWORDS_BEG

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tSTRING_DBEG

public static final int tSTRING_DBEG

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tSTRING_DVAR

public static final int tSTRING_DVAR

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tSTRING_END

public static final int tSTRING_END

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tLAMBDA

public static final int tLAMBDA

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tLAMBEG

public static final int tLAMBEG

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tNTH_REF

public static final int tNTH_REF

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tBACK_REF

public static final int tBACK_REF

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tSTRING_CONTENT

public static final int tSTRING_CONTENT

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tINTEGER

public static final int tINTEGER

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tFLOAT

public static final int tFLOAT

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tREGEXP_END

public static final int tREGEXP_END

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tLOWEST

public static final int tLOWEST

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yyErrorCode

public static final int yyErrorCode

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yyFinal

protected static final int yyFinal

number of final state.

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yyLhs

protected static final short[] yyLhs

parser tables. Order is mandated by jay.

yyLen

protected static final short[] yyLen

parser tables. Order is mandated by jay.

yyDefRed

protected static final short[] yyDefRed

parser tables. Order is mandated by jay.

yyDgoto

protected static final short[] yyDgoto

parser tables. Order is mandated by jay.

yySindex

protected static final short[] yySindex

parser tables. Order is mandated by jay.

yyRindex

protected static final short[] yyRindex

parser tables. Order is mandated by jay.

yyGindex

protected static final short[] yyGindex

parser tables. Order is mandated by jay.

yyTable

protected static final short[] yyTable

yyCheck

protected static final short[] yyCheck

yyNames

protected static final String[] yyNames

maps symbol value to printable name.

See Also:

yyExpecting(int)

yyRule

protected static final String[] yyRule

printable rules for debugging.

yydebug

protected YYDebug yydebug

yyMax

protected int yyMax

initial size and increment of the state/value stack [default 256]. This is not final so that it can be overwritten outside of invocations of yyparse(org.jruby.lexer.yacc.RubyYaccLexer, java.lang.Object).

Constructor Detail

DefaultRubyParser

public DefaultRubyParser()

DefaultRubyParser

public DefaultRubyParser(ParserSupport support)

Method Detail

setWarnings

public void setWarnings(IRubyWarnings warnings)

Specified by:

setWarnings in interface RubyParser

getLexer

public RubyYaccLexer getLexer()

Specified by:

getLexer in interface RubyParser

yyName

public static String yyName(int token)

index-checked interface to yyNames.

Parameters:

token - single character or %token value.

Returns:

token name or [illegal] or [unknown].

yyExpecting

protected String[] yyExpecting(int state)

computes list of expected tokens on error by tracing the tables.

Parameters:

state - for which to compute the list.

Returns:

list of token names.

yyparse

public Object yyparse(RubyYaccLexer yyLex,
             Object ayydebug)
               throws IOException

the generated parser, with debugging messages. Maintains a dynamic state and value stack.

Parameters:

yyLex - scanner.

yydebug - debug message writer implementing yyDebug, or null.

Returns:

result of the last reduction, if any.

Throws:

IOException

yyDefault

protected Object yyDefault(Object first)

executed at the beginning of a reduce action. Used as $$ = yyDefault($1), prior to the user-specified action, if any. Can be overwritten to provide deep copy, etc.

Parameters:

first - value for $1, or null.

Returns:

first.

yyparse

public Object yyparse(RubyYaccLexer yyLex)
               throws IOException

the generated parser. Maintains a dynamic state and value stack.

Parameters:

yyLex - scanner.

Returns:

result of the last reduction, if any.

Throws:

IOException

parse

public RubyParserResult parse(ParserConfiguration configuration,
                     LexerSource source)
                       throws IOException

The parse method use an lexer stream and parse it to an AST node structure

Specified by:

parse in interface RubyParser

Throws:

IOException