expr.hpp File Reference

Expression parser and evaluator for constant integer expressions. More...

#include "scanner/exception.hpp"
#include "scanner/scanner.hpp"
#include <string>
#include <unordered_map>

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Classes
struct	expr_parser::ExprToken
	A single expression token holding its type and optional numeric value. More...
class	expr_parser::ExprLexer
	Lexer for constant integer expressions. More...
class	expr_parser::ExprParser
	Recursive-descent parser and evaluator for constant integer expressions. More...

Namespaces
namespace	expr_parser

Enumerations
enum class	expr_parser::ExprTokenType {   expr_parser::END , expr_parser::NUMBER , expr_parser::PLUS , expr_parser::MINUS ,   expr_parser::MUL , expr_parser::DIV , expr_parser::MOD , expr_parser::LPAREN ,   expr_parser::RPAREN , expr_parser::PLUSEQ , expr_parser::MINUSEQ , expr_parser::XOR ,   expr_parser::OR , expr_parser::AND , expr_parser::LOGICAL_AND , expr_parser::LOGICAL_OR ,   expr_parser::NOT , expr_parser::EQ , expr_parser::NEQ , expr_parser::GT ,   expr_parser::GTE , expr_parser::LT , expr_parser::LTE , expr_parser::VARIABLE }
	Token types for the constant expression parser. More...

Variables
std::unordered_map< std::string, uint64_t >	expr_parser::vars
	Global variable map for the expression evaluator.

Detailed Description

Expression parser and evaluator for constant integer expressions.

Author

Jared Bruni

Definition in file expr.hpp.