NAME

       RDF::Query::Parser - Parser base class

VERSION

       This document describes RDF::Query::Parser version 2.910.

METHODS

       "new_literal ( $literal, $language, $datatype )"
           Returns a new literal structure.

       "new_variable ( $name )"
           Returns a new variable structure.

       "new_blank ( $name )"
           Returns a new blank node structure.

       "new_uri ( $uri )"
           Returns a new variable structure.

       "new_triple ( $s, $p, $o )"
           Returns a new triple structure.

       "new_unary_expression ( $operator, $operand )"
           Returns a new unary expression structure.

       "new_binary_expression ( $operator, @operands )"
           Returns a new binary expression structure.

       "new_function_expression ( $function, @operands )"
           Returns a new function expression structure.

       "new_alias_expression ( $alias, $expression )"
           Returns a new alias expression structure.

       "new_filter ( $filter_expr, $pattern )"
           Returns a new filter structure.

       "fail ( $error )"
           Sets the current error to $error.

           If the parser is in commit mode (by calling "set_commit"), throws a
           RDF::Query::Error::ParseError object. Otherwise returns "undef".

       "error ()"
           Returns the last error the parser experienced.

AUTHOR

        Gregory Williams <gwilliams@cpan.org>