lestes::lang::cplus::lex::space_remover Class Reference

Whitespace remover. More...

#include <space_remover.hh>

Inheritance diagram for lestes::lang::cplus::lex::space_remover:

List of all members.

Public Member Functions
virtual ptr< pp_token >	read (void)
	Reads single token.
Static Public Member Functions
static ptr< space_remover >	create (const ptr< pp_filter > &a_input)
	Returns new object.
Protected Member Functions
	space_remover (const ptr< pp_filter > &a_input)
	Creates new object.
Private Member Functions
	space_remover (const space_remover &copy)
	Hides copy constructor.
space_remover &	operator= (const space_remover &rhs)
	Hides assignment operator.

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Detailed Description

Whitespace remover.

Represents remover of whitespace preprocessing tokens.

Definition at line 49 of file space_remover.hh.

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Constructor & Destructor Documentation

lestes::lang::cplus::lex::space_remover::space_remover

(

const ptr< pp_filter > &

a_input

)

[protected]

Creates new object.

Creates new remover.

Precondition:

a_input != NULL

Parameters:

a_input

The input for the filter.

Definition at line 47 of file space_remover.cc.

Referenced by create().

                                                         :
        pp_filter(checked(a_input))
{
}

lestes::lang::cplus::lex::space_remover::space_remover

(

const space_remover &

copy

)

[private]

Hides copy constructor.

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Member Function Documentation

ptr< pp_token > lestes::lang::cplus::lex::space_remover::read

(

void

)

[virtual]

Reads single token.

Reads next token, skips whitespace, i.e. pp_token::TOK_LINE_END and pp_token::TOK_BLANK

Returns:

The next non-whitespace token in the stream.

Implements lestes::lang::cplus::lex::pp_filter.

Definition at line 56 of file space_remover.cc.

References lestes::lang::cplus::lex::pp_filter::input_read(), lestes::lang::cplus::lex::pp_token::TOK_BLANK, and lestes::lang::cplus::lex::pp_token::TOK_LINE_END.

{
        ptr<pp_token> tok;
        pp_token_type ppt;
        
        do {
                tok = input_read();
                ppt = tok->type_get();
        } while (ppt == pp_token::TOK_LINE_END || ppt == pp_token::TOK_BLANK);
        return tok;
}

ptr< space_remover > lestes::lang::cplus::lex::space_remover::create

(

const ptr< pp_filter > &

a_input

)

[static]

Returns new object.

Returns new remover.

Precondition:

a_input != NULL

Parameters:

a_input

The input for the filter.

Returns:

A new instance of remover.

Definition at line 74 of file space_remover.cc.

References space_remover().

{
        return new space_remover(a_input);
}

space_remover& lestes::lang::cplus::lex::space_remover::operator=

(

const space_remover &

rhs

)

[private]

Hides assignment operator.

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

• space_remover.hh
• space_remover.cc

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