expression.c

/*
 *  This file is part of props
 *  Copyright (c) 2017 props's authors
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.

 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.

 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <stdlib.h>
#include "expression.h"

Expression *createProp(char value) {
    Expression *b = (Expression *) malloc(sizeof(Expression));
    b->type = PROP;
    b->value = value;
    b->left = b->right = NULL;
    return b;
}

Expression *createOp(OperationType type,
                     Expression *left, Expression *right) {
    Expression *b = (Expression *) malloc(sizeof(Expression));
    b->type = type;
    b->left = left;
    b->right = right;
    b->value = 0;
    return b;
}