Class Parser

java.lang.Object

org.jcodings.IntHolder

org.joni.ScannerSupport

org.joni.Lexer

org.joni.Parser

All Implemented Interfaces:

org.jcodings.exception.ErrorMessages, ErrorMessages

Direct Known Subclasses:

Analyser

class Parser
extends Lexer

Field Summary

Fields

Modifier and Type	Field	Description
private static final byte[]	BRACKET_END
private static final int	POSIX_BRACKET_CHECK_LIMIT_LENGTH
private static final int	POSIX_BRACKET_NAME_MIN_LEN
protected final Regex	regex
protected int	returnCode
protected Node	root

Fields inherited from class Lexer

env, syntax, token

Fields inherited from class ScannerSupport

_p, bytes, c, enc, p, stop

Fields inherited from class org.jcodings.IntHolder

value

Fields inherited from interface org.jcodings.exception.ErrorMessages

ERR_COULD_NOT_REPLICATE, ERR_ENCODING_ALIAS_ALREADY_REGISTERED, ERR_ENCODING_ALREADY_REGISTERED, ERR_ENCODING_CLASS_DEF_NOT_FOUND, ERR_ENCODING_LOAD_ERROR, ERR_ENCODING_REPLICA_ALREADY_REGISTERED, ERR_ILLEGAL_CHARACTER, ERR_INVALID_CHAR_PROPERTY_NAME, ERR_INVALID_CODE_POINT_VALUE, ERR_NO_SUCH_ENCODNG, ERR_TOO_BIG_WIDE_CHAR_VALUE, ERR_TOO_LONG_WIDE_CHAR_VALUE, ERR_TRANSCODER_ALREADY_REGISTERED, ERR_TRANSCODER_CLASS_DEF_NOT_FOUND, ERR_TRANSCODER_LOAD_ERROR

Fields inherited from interface ErrorMessages

ERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE, ERR_CHAR_CLASS_VALUE_AT_START_OF_RANGE, ERR_CONTROL_CODE_SYNTAX, ERR_DEFAULT_ENCODING_IS_NOT_SETTED, ERR_EMPTY_CHAR_CLASS, ERR_EMPTY_GROUP_NAME, ERR_EMPTY_RANGE_IN_CHAR_CLASS, ERR_END_PATTERN_AT_CONTROL, ERR_END_PATTERN_AT_ESCAPE, ERR_END_PATTERN_AT_LEFT_BRACE, ERR_END_PATTERN_AT_LEFT_BRACKET, ERR_END_PATTERN_AT_META, ERR_END_PATTERN_IN_GROUP, ERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS, ERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY, ERR_INVALID_ARGUMENT, ERR_INVALID_BACKREF, ERR_INVALID_CHAR_IN_GROUP_NAME, ERR_INVALID_COMBINATION_OF_OPTIONS, ERR_INVALID_GROUP_NAME, ERR_INVALID_LOOK_BEHIND_PATTERN, ERR_INVALID_POSIX_BRACKET_TYPE, ERR_INVALID_REPEAT_RANGE_PATTERN, ERR_INVALID_WIDE_CHAR_VALUE, ERR_MATCH_STACK_LIMIT_OVER, ERR_MEMORY, ERR_META_CODE_SYNTAX, ERR_MISMATCH_CODE_LENGTH_IN_CLASS_RANGE, ERR_MULTIPLEX_DEFINED_NAME, ERR_MULTIPLEX_DEFINITION_NAME_CALL, ERR_NESTED_REPEAT_NOT_ALLOWED, ERR_NESTED_REPEAT_OPERATOR, ERR_NEVER_ENDING_RECURSION, ERR_NOT_SUPPORTED_ENCODING_COMBINATION, ERR_NUMBERED_BACKREF_OR_CALL_NOT_ALLOWED, ERR_OVER_THREAD_PASS_LIMIT_COUNT, ERR_PARSER_BUG, ERR_PREMATURE_END_OF_CHAR_CLASS, ERR_SPECIFIED_ENCODING_CANT_CONVERT_TO_WIDE_CHAR, ERR_STACK_BUG, ERR_TARGET_OF_REPEAT_OPERATOR_INVALID, ERR_TARGET_OF_REPEAT_OPERATOR_NOT_SPECIFIED, ERR_TOO_BIG_BACKREF_NUMBER, ERR_TOO_BIG_NUMBER, ERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE, ERR_TOO_BIG_SB_CHAR_VALUE, ERR_TOO_MANY_MULTI_BYTE_RANGES, ERR_TOO_SHORT_MULTI_BYTE_STRING, ERR_TYPE_BUG, ERR_UNDEFINED_BYTECODE, ERR_UNDEFINED_GROUP_OPTION, ERR_UNDEFINED_GROUP_REFERENCE, ERR_UNDEFINED_NAME_REFERENCE, ERR_UNEXPECTED_BYTECODE, ERR_UNMATCHED_CLOSE_PARENTHESIS, ERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS, ERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE, MISMATCH, NO_SUPPORT_CONFIG

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Parser(ScanEnvironment env, byte[] bytes, int p, int end)

Method Summary

Modifier and Type	Method	Description
private boolean	codeExistCheck(int code, boolean ignoreEscaped)
private int	findStrPosition(int[] s, int n, int from, int to, org.jcodings.Ptr nextChar)
protected final Node	parse()
private Node	parseBranch(TokenType term)
private CClassNode	parseCharClass()
private void	parseCharClassRangeEndVal(CClassNode cc, CClassNode.CCStateArg arg)
private void	parseCharClassSbChar(CClassNode cc, CClassNode.CCStateArg arg)
private void	parseCharClassValEntry(CClassNode cc, CClassNode.CCStateArg arg)
private void	parseCharClassValEntry2(CClassNode cc, CClassNode.CCStateArg arg)
private CClassNode	parseCharProperty()
private Node	parseEnclose(TokenType term)
private Node	parseEncloseNamedGroup2(boolean listCapture)
private Node	parseExp(TokenType term)
private Node	parseExpRepeat(Node target, boolean group)
private Node	parseExpRepeatForCar(Node top, ConsAltNode target, boolean group)
private Node	parseExpTkByte(boolean group)
private Node	parseExpTkRawByte(boolean group)
private boolean	parsePosixBracket(CClassNode cc)
private Node	parseRegexp()
private Node	parseSubExp(TokenType term)
private void	parseSubExpError(TokenType term)

Methods inherited from class Lexer

backrefRelToAbs, fetchCharPropertyToCType, fetchName, fetchToken, fetchTokenInCC, syntaxWarn, syntaxWarn

Methods inherited from class ScannerSupport

fetch, fetchTo, getBegin, getEnd, inc, left, mark, newInternalException, newSyntaxException, newValueException, newValueException, newValueException, peek, peekIs, reset, restore, scanUnsignedHexadecimalNumber, scanUnsignedNumber, scanUnsignedOctalNumber, unfetch

Methods inherited from class Object

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

Field Details

regex

protected final Regex regex

root

protected Node root

returnCode

protected int returnCode

POSIX_BRACKET_NAME_MIN_LEN

private static final int POSIX_BRACKET_NAME_MIN_LEN

See Also:

• Constant Field Values

POSIX_BRACKET_CHECK_LIMIT_LENGTH

private static final int POSIX_BRACKET_CHECK_LIMIT_LENGTH

See Also:

• Constant Field Values

BRACKET_END

private static final byte[] BRACKET_END

Constructor Details

Parser

protected Parser(ScanEnvironment env,
 byte[] bytes,
 int p,
 int end)

Method Details

parse

protected final Node parse()

parsePosixBracket

private boolean parsePosixBracket(CClassNode cc)

parseCharProperty

private CClassNode parseCharProperty()

codeExistCheck

private boolean codeExistCheck(int code,
 boolean ignoreEscaped)

parseCharClass

private CClassNode parseCharClass()

parseCharClassSbChar

private void parseCharClassSbChar(CClassNode cc,
 CClassNode.CCStateArg arg)

parseCharClassRangeEndVal

private void parseCharClassRangeEndVal(CClassNode cc,
 CClassNode.CCStateArg arg)

parseCharClassValEntry

private void parseCharClassValEntry(CClassNode cc,
 CClassNode.CCStateArg arg)

parseCharClassValEntry2

private void parseCharClassValEntry2(CClassNode cc,
 CClassNode.CCStateArg arg)

parseEnclose

private Node parseEnclose(TokenType term)

parseEncloseNamedGroup2

private Node parseEncloseNamedGroup2(boolean listCapture)

findStrPosition

private int findStrPosition(int[] s,
 int n,
 int from,
 int to,
 org.jcodings.Ptr nextChar)

parseExp

private Node parseExp(TokenType term)

parseExpTkByte

private Node parseExpTkByte(boolean group)

parseExpTkRawByte

private Node parseExpTkRawByte(boolean group)

parseExpRepeat

private Node parseExpRepeat(Node target,
 boolean group)

parseExpRepeatForCar

private Node parseExpRepeatForCar(Node top,
 ConsAltNode target,
 boolean group)

parseBranch

private Node parseBranch(TokenType term)

parseSubExp

private Node parseSubExp(TokenType term)

parseSubExpError

private void parseSubExpError(TokenType term)

parseRegexp

private Node parseRegexp()