AbsFileStream Class Reference

A stream of input tokens. More...

#include <AbsFileStream.h>

Inheritance diagram for AbsFileStream:

Collaboration diagram for AbsFileStream:

Public Member Functions
	AbsFileStream (const std::string &name)
	Constructor.
virtual	~AbsFileStream ()
virtual bool	fillLine ()=0
	Read next input line.
virtual Token	readToken ()
	Read single token from file.
void	putBack (const Token &token)
	Put token back to stream.
const std::string &	getName () const
	Return stream name.
int	getLine () const
	Return line number.

Protected Member Functions
Token	readNumber ()
Token	readString ()
Token	readWord ()
bool	skipComments ()

Protected Attributes
std::string	line
int	curr_char
std::string	stream_name
int	curr_line
bool	put_back_flag
Token	put_back

Private Member Functions
	AbsFileStream ()
	AbsFileStream (const AbsFileStream &)
void	operator= (const AbsFileStream &)

Detailed Description

A stream of input tokens.

Definition at line 30 of file AbsFileStream.h.

Constructor & Destructor Documentation

AbsFileStream() [1/3]

AbsFileStream::AbsFileStream ( const std::string &  name )

explicit

Constructor.

Definition at line 31 of file AbsFileStream.cpp.

~AbsFileStream()

AbsFileStream::~AbsFileStream ( )

virtual

Definition at line 34 of file AbsFileStream.cpp.

AbsFileStream() [2/3]

AbsFileStream::AbsFileStream ( )

private

AbsFileStream() [3/3]

AbsFileStream::AbsFileStream ( const AbsFileStream &  )

private

Member Function Documentation

fillLine()

virtual bool AbsFileStream::fillLine ( )

pure virtual

Read next input line.

Implemented in FileStream.

Referenced by readToken(), and skipComments().

getLine()

int TokenStream::getLine ( ) const

inherited

Return line number.

Definition at line 42 of file TokenStream.cpp.

References TokenStream::curr_line.

getName()

const std::string & TokenStream::getName ( ) const

inherited

Return stream name.

Definition at line 44 of file TokenStream.cpp.

References TokenStream::stream_name.

operator=()

void AbsFileStream::operator= ( const AbsFileStream &  )

private

putBack()

void TokenStream::putBack ( const Token &  token )

inherited

Put token back to stream.

Definition at line 33 of file TokenStream.cpp.

References TokenStream::put_back, and TokenStream::put_back_flag.

Referenced by IfStatement::IfStatement().

readNumber()

Token AbsFileStream::readNumber ( )

protected

Definition at line 134 of file AbsFileStream.cpp.

References curr_char, TokenStream::curr_line, Token::IS_ERROR, line, and TokenStream::stream_name.

Referenced by readToken().

readString()

Token AbsFileStream::readString ( )

protected

Definition at line 221 of file AbsFileStream.cpp.

References curr_char, TokenStream::curr_line, Token::IS_ERROR, Token::IS_STRING, line, and TokenStream::stream_name.

Referenced by readToken().

readToken()

Token AbsFileStream::readToken ( )

virtual

Read single token from file.

Implements TokenStream.

Definition at line 36 of file AbsFileStream.cpp.

References curr_char, TokenStream::curr_line, fillLine(), Token::IS_DELIMITER, Token::IS_EOF, Token::IS_ERROR, line, TokenStream::put_back, TokenStream::put_back_flag, readNumber(), readString(), readToken(), readWord(), skipComments(), and TokenStream::stream_name.

Referenced by readToken().

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readWord()

Token AbsFileStream::readWord ( )

protected

Definition at line 249 of file AbsFileStream.cpp.

References curr_char, TokenStream::curr_line, Token::IS_WORD, line, and TokenStream::stream_name.

Referenced by readToken().

skipComments()

bool AbsFileStream::skipComments ( )

protected

Definition at line 266 of file AbsFileStream.cpp.

References curr_char, fillLine(), line, and skipComments().

Referenced by readToken(), and skipComments().

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Member Data Documentation

curr_char

int AbsFileStream::curr_char

protected

Definition at line 60 of file AbsFileStream.h.

Referenced by FileStream::fillLine(), readNumber(), readString(), readToken(), readWord(), and skipComments().

curr_line

int TokenStream::curr_line

protectedinherited

Definition at line 56 of file TokenStream.h.

Referenced by FileStream::fillLine(), TokenStream::getLine(), readNumber(), readString(), readToken(), StringStream::readToken(), and readWord().

line

std::string AbsFileStream::line

protected

Definition at line 59 of file AbsFileStream.h.

Referenced by FileStream::fillLine(), readNumber(), readString(), readToken(), readWord(), and skipComments().

put_back

Token TokenStream::put_back

protectedinherited

Definition at line 60 of file TokenStream.h.

Referenced by TokenStream::putBack(), readToken(), MacroStream::readToken(), and StringStream::readToken().

put_back_flag

bool TokenStream::put_back_flag

protectedinherited

Definition at line 59 of file TokenStream.h.

Referenced by TokenStream::putBack(), readToken(), MacroStream::readToken(), StringStream::readToken(), and MacroStream::start().

stream_name

std::string TokenStream::stream_name

protectedinherited

Definition at line 53 of file TokenStream.h.

Referenced by FileStream::fillLine(), TokenStream::getName(), readNumber(), readString(), readToken(), MacroStream::readToken(), StringStream::readToken(), and readWord().

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

• AbsFileStream.h
• AbsFileStream.cpp