teca_parser.h File Reference

#include "teca_common.h"
#include <vector>
#include <set>
#include <string>
#include <iostream>
#include <cctype>
#include <cstdlib>
#include <cstring>
#include <sstream>
#include <cmath>
#include <cstdio>

Include dependency graph for teca_parser.h:

Go to the source code of this file.

Classes
class	teca_parser::tokenizer

Namespaces
	teca_parser
	Codes dealing with expression parsing.

Macros
#define	TECA_PARSER_ERROR(_descr, _expr, _pos)
#define	TECA_SYNTAX_ERROR(_expr, _pos)   TECA_PARSER_ERROR("Syntax error. ", _expr, _pos)
#define	TECA_NAME_RESOLUTION_ERROR(_name, _expr, _pos)
#define	TECA_INVALID_OPERATION_ERROR(_op, _expr, _pos)
#define	TECA_OPERATION_FAILED_ERROR(_op, _expr, _pos)
#define	TECA_NUM_OPERANDS_ERROR(_op, _nreq, _ngive, _expr, _pos)

Functions
template<typename tokenizer_t = teca_parser::tokenizer>
char *	teca_parser::infix_to_postfix (const char *iexpr, std::set< std::string > *variables)
template<typename work_t , typename arg_t , typename operand_resolver_t , typename operator_resolver_t , typename tokenizer_t = teca_parser::tokenizer>
int	teca_parser::eval_postfix (arg_t &iexpr_result, const char *iexpr, operand_resolver_t &operands)

Macro Definition Documentation

TECA_INVALID_OPERATION_ERROR

#define TECA_INVALID_OPERATION_ERROR	(		_op,
			_expr,
			_pos
	)

Value:

    TECA_PARSER_ERROR("Invalid operation \""                            \
        << _op << "\". ", _expr, _pos)

TECA_NAME_RESOLUTION_ERROR

#define TECA_NAME_RESOLUTION_ERROR	(		_name,
			_expr,
			_pos
	)

Value:

    TECA_PARSER_ERROR("Name resolution error \""                        \
        << _name << "\". ", _expr, _pos)

TECA_NUM_OPERANDS_ERROR

#define TECA_NUM_OPERANDS_ERROR	(		_op,
			_nreq,
			_ngive,
			_expr,
			_pos
	)

Value:

    TECA_PARSER_ERROR("Operation \"" << _op                             \
         << "\" requires " << _nreq << " operands, given "              \
         << _ngive << ". ", _expr, _pos)

TECA_OPERATION_FAILED_ERROR

#define TECA_OPERATION_FAILED_ERROR	(		_op,
			_expr,
			_pos
	)

Value:

    TECA_PARSER_ERROR("Operation \"" << _op                             \
        << "\" failed. " , _expr, _pos)

TECA_PARSER_ERROR

#define TECA_PARSER_ERROR	(		_descr,
			_expr,
			_pos
	)

Value:

    TECA_MESSAGE(std::cerr, "ERROR:", ANSI_RED,                         \
        << "" _descr                                                    \
        << "at position " << (_pos) << " in  \""                        \
        << std::string(_expr, _expr+(_pos)) << END_HL                   \
        << BEGIN_HL(ANSI_RED) << (_expr+(_pos))[0] << END_HL            \
        << BEGIN_HL(ANSI_WHITE) << std::string(_expr+(_pos)+1) << "\"")