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Scanner Class Reference

#include <scanner.h>

Class diagram for Scanner:

List of all members.

Public Members
		void	push_char (fint c)
		virtual char*	fileName () = 0
		virtual void	start_line (char* prompt)
		virtual void	reset ()
		int	get_line_number ()
		int	get_column ()
		virtual bool	is_interactive ()
		virtual bool	is_string_scanner ()
		virtual bool	is_file_scanner ()
		void	SuppressErrors (bool b)
		bool	is_done ()
		Scanner*	close ()
		Token*	get_token ()
		void	push_token (Token* t)
		char*	sourceAddr ()
		char*	lastWhiteSpaceBefore (char* start)
		virtual void	discardInput ()
		virtual void	ErrorMessage (char* msg, fint l, fint c)
		void	resetTokenList ()
		void	start_allowing_comments ()
		void	stop_allowing_comments ()
		TokenList*	commentList
Protected Members
			Scanner ()
			Scanner (long fsz)
			Scanner (FILE* source_file)
		void	initialize ()
		virtual fint	read_next_char () = 0
		virtual bool	is_buffer_filled ()
		fint	get_char ()
		Token*	read_numeric_escape (fint base, fint howMany, char& ch)
		Token*	read_char (char*& buf, bool& cannot_be_a_delimeter)
		Token*	read_escaped_char (char*& buf, bool& cannot_be_a_delimeter)
		Token*	skip_comment ()
		Token*	read_name (fint c)
		Token*	read_op (fint c)
		Token*	read_number (fint c)
		Token*	read_string ()
		Token*	read_general_string (char delimiter, Token::TokenType t)
		Token*	read_dot ()
		void	initSourcePos ()
		Token*	TokenizingError (char* msg)
		SourceBuffer*	sourceBuf
		fint	line
		fint	column
		fint	depth
		TokenPushback*	tokens
		CharPushback*	chars
		bool	suppress

Detailed Description

Member Function Documentation

void Scanner::push_char (fint c)

virtual char* Scanner::fileName () [pure virtual]

Reimplemented in FileScanner, InteractiveScanner, and StringScanner.

virtual void Scanner::start_line (char * prompt) [inline, virtual]

Reimplemented in InteractiveScanner.

virtual void Scanner::reset () [inline, virtual]

Reimplemented in InteractiveScanner.

int Scanner::get_line_number () [inline]

int Scanner::get_column () [inline]

virtual bool Scanner::is_interactive () [inline, virtual]

Reimplemented in InteractiveScanner.

virtual bool Scanner::is_string_scanner () [inline, virtual]

Reimplemented in StringScanner.

virtual bool Scanner::is_file_scanner () [inline, virtual]

Reimplemented in FileScanner.

void Scanner::SuppressErrors (bool b)

bool Scanner::is_done ()

Scanner* Scanner::close ()

Token * Scanner::get_token ()

void Scanner::push_token (Token * t) [inline]

char * Scanner::sourceAddr () [inline]

char * Scanner::lastWhiteSpaceBefore (char * start) [inline]

virtual void Scanner::discardInput () [inline, virtual]

Reimplemented in InteractiveScanner.

void Scanner::ErrorMessage (char * msg, fint l, fint c) [virtual]

Reimplemented in InteractiveScanner.

void Scanner::resetTokenList ()

void Scanner::start_allowing_comments () [inline]

void Scanner::stop_allowing_comments () [inline]

Scanner::Scanner () [protected]

Scanner::Scanner (long fsz) [protected]

Scanner::Scanner (FILE * source_file) [protected]

void Scanner::initialize () [protected]

virtual fint Scanner::read_next_char () [protected, pure virtual]

Reimplemented in FileScanner, InteractiveScanner, and StringScanner.

virtual bool Scanner::is_buffer_filled () [inline, protected, virtual]

Reimplemented in FileScanner, InteractiveScanner, and StringScanner.

fint Scanner::get_char () [protected]

Token * Scanner::read_numeric_escape (fint base, fint howmany, char & ch) [protected]

Token * Scanner::read_char (char *& buf, bool & cannot_be_a_delimeter) [protected]

Token * Scanner::read_escaped_char (char *& buf, bool & cannot_be_a_delimeter) [protected]

Token * Scanner::skip_comment () [protected]

Token * Scanner::read_name (fint c) [protected]

Token * Scanner::read_op (fint c) [protected]

Token * Scanner::read_number (fint c) [protected]

Token * Scanner::read_string () [protected]

Token * Scanner::read_general_string (char delimiter, Token::TokenType tokenType) [protected]

Token * Scanner::read_dot () [protected]

void Scanner::initSourcePos () [protected]

Token * Scanner::TokenizingError (char * msg) [protected]

Member Data Documentation

TokenList* Scanner::commentList

SourceBuffer* Scanner::sourceBuf [protected]

fint Scanner::line [protected]

fint Scanner::column [protected]

fint Scanner::depth [protected]

TokenPushback* Scanner::tokens [protected]

CharPushback* Scanner::chars [protected]

bool Scanner::suppress [protected]

The documentation for this class was generated from the following files:

Generated at Tue Jun 27 12:09:41 2000 for SelfVM by

1.0.0 written by Dimitri van Heesch, © 1997-1999