parser.h

/**
 * @file parser.h
 * @author Filip Sapak (xsapak05)
 * @brief IFJ20 - parser function prototypes
 */

#ifndef PARSER_H
#define PARSER_H

#include "tokenlist.h"
#include "scanner.h"
#include "string.h"
#include "resources.h"
#include "error.h"
#include "symtable.h"

#define CHECK_TYPE(TOKENTYPE) if (Token->type != TOKENTYPE) { htabFree(localtab); errorExit(syntaxError,"parser: syntaxERR \n"); }

#define CHECK_EOF() if (Token == list.pTail) { return; } else { htabFree(localtab); errorExit(syntaxError, "No EOF\n"); }

#define TEST_EOF() if (Token == list.pTail) return;

#define TEST_TYPE(TOKENTYPE) if (Token->type == TOKENTYPE){ decisionFlag = 1; } else { decisionFlag = 0; } 

#define DECIDE() if (decisionFlag) return;

#define SET_FLAG(flag) (flag = 1)

#define GET_NEXT(token) if (token->pNext == NULL) { htabFree(localtab); errorExit(syntaxError, "Function with no ending\n"); } else { TOKEN_MOVE_NEXT(token); }
    
Token_t *Token;
HTab_t* localtab;

int decisionFlag;
int functionParse;

void dataInit();
void parse();
void prog();
void exec();
void func();
void func_types();
void types_n();
void type();
void params();
void params_n();
void func_n();
void body();
void statement_n();
void statement();
void definition();
void assignment();
void ids();
void ids_n();
void expressions();
void expression_n();
void _if();
void _for();
void _call();
void _return();
void _call_param();
void _call_param_n();
void expression();

#endif // PARSER_H