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|
%{
#include "LuaSL_LSL_tree.h"
//extern char *yytext;
//#define YYDEBUG_LEXER_TEXT yytext
%}
%define api.pure
%left '+' LSL_ADD
%left '*' LSL_MULTIPLY
%token LSL_PARENTHESIS_OPEN
%token LSL_PARENTHESIS_CLOSE
%token LSL_ADD
%token LSL_MULTIPLY
%token <integerValue> LSL_INTEGER
%type <expressionValue> expr
%%
input:
expr { ((LuaSL_yyparseParam*)data)->expression = $1; }
;
expr:
LSL_PARENTHESIS_OPEN expr LSL_PARENTHESIS_CLOSE { $$ = $2; }
| expr LSL_MULTIPLY expr { $$ = addOperation( LSL_MULTIPLY, $1, $3 ); }
| expr LSL_ADD expr { $$ = addOperation( LSL_ADD, $1, $3 ); }
| LSL_INTEGER { $$ = addInteger($1); }
;
%%
|
