Inheritance diagram for P4::AbstractParserDriver:

Protected Member Functions
void	onParseError (const Util::SourceInfo &location, const std::string &message)

void	onReadComment (const char *text, bool lineComment)

void	onReadFileName (const char *text)
	Notify that the lexer read a filename from a #line directive.

void	onReadIdentifier (cstring id)
	Notify that the lexer read an identifier, @id.

void	onReadLineNumber (const char *text)
	Notify that the lexer read a line number from a #line directive.

void	onReadToken (const char *text)
	Notify that the lexer read a token. @text is the matched source text.

Protected Attributes
int	saveState = -1
	Scratch storage for the lexer to remember its previous state.

Util::InputSources *	sources
	The input sources that comprise the P4 program we're parsing.

Util::SourceInfo	yylloc
	The location of the most recent token.

Detailed Description

The base class of ParserDrivers, which provide a high level interface to parsers and lexers and manage their state.

Member Function Documentation

void P4::AbstractParserDriver::onParseError	(	const Util::SourceInfo &	location,
		const std::string &	message )

protected

Notify that an error was encountered during parsing at @location. @message is a Bison-provided human-readable explanation of the error.

void P4::AbstractParserDriver::onReadComment	(	const char *	text,
		bool	lineComment )

protected

Notify that the lexer has read a comment.

Parameters

text	The body of the comment, without the comment termination
lineComment	If true this is a line comment starting with //