Package org.jparsec

Class ScannerState

java.lang.Object

org.jparsec.ParseContext

org.jparsec.ScannerState

final class ScannerState
extends ParseContext

Parser state for scanner.

Nested Class Summary

Nested classes/interfaces inherited from class org.jparsec.ParseContext

ParseContext.ErrorType, ParseContext.ParserTrace

Field Summary

Fields

Modifier and Type	Field	Description
private final int	end

Fields inherited from class org.jparsec.ParseContext

at, EOF, locator, module, result, source, step

Constructor Summary

Constructors

Constructor	Description
ScannerState(CharSequence source)
ScannerState(String module, CharSequence source, int from, int end, SourceLocator locator, Object originalResult)
ScannerState(String module, CharSequence source, int from, SourceLocator locator)

Method Summary

Modifier and Type	Method	Description
private boolean	applyWithExceptionWrapped(Parser<?> parser)
(package private) CharSequence	characters()	Reads the characters as input.
(package private) String	getInputName(int pos)	Returns the string representation of the current input (character or token).
(package private) Token	getToken()	Returns the current token.
(package private) boolean	isEof()
(package private) char	peekChar()	Peeks the current character.
(package private) final <T> T	run(Parser<T> parser)
(package private) int	toIndex(int pos)	Translates the logical position to physical index in the original source.

Methods inherited from class org.jparsec.ParseContext

applyAsDelimiter, applyNested, applyNewNode, buildErrorParseTree, buildParseTree, enableTrace, errorIndex, expected, fail, getIndex, getTrace, missing, next, next, raise, renderError, repeat, repeat, set, setAt, stillThere, toString, unexpected, withErrorSuppressed

Methods inherited from class java.lang.Object

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

Field Details

end

private final int end

Constructor Details

ScannerState

ScannerState(CharSequence source)

ScannerState

ScannerState(String module,
 CharSequence source,
 int from,
 SourceLocator locator)

ScannerState

ScannerState(String module,
 CharSequence source,
 int from,
 int end,
 SourceLocator locator,
 Object originalResult)

Parameters:

module - the current module name for error reporting

source - the source string

from - from where do we start to scan?

end - till where do we stop scanning? (exclusive)

locator - the locator for mapping index to line and column number

originalResult - the original result value

Method Details

peekChar

char peekChar()

Description copied from class: ParseContext

Peeks the current character. Only applicable to character level parser.

Specified by:

peekChar in class ParseContext

isEof

boolean isEof()

Specified by:

isEof in class ParseContext

toIndex

int toIndex(int pos)

Description copied from class: ParseContext

Translates the logical position to physical index in the original source.

Specified by:

toIndex in class ParseContext

getInputName

String getInputName(int pos)

Description copied from class: ParseContext

Returns the string representation of the current input (character or token).

Specified by:

getInputName in class ParseContext

characters

CharSequence characters()

Description copied from class: ParseContext

Reads the characters as input. Only applicable to character level parsers.

Specified by:

characters in class ParseContext

getToken

Token getToken()

Description copied from class: ParseContext

Returns the current token. Only applicable to token level parser.

Specified by:

getToken in class ParseContext

run

final <T> T run(Parser<T> parser)

applyWithExceptionWrapped

private boolean applyWithExceptionWrapped(Parser<?> parser)