scl/src/builtin.c

97 lines
2.6 KiB
C

#include "include/builtin.h"
#include "include/ast.h"
#include "include/exec.h"
#include "include/util.h"
#include <stdarg.h>
#include <stdio.h>
AST* builtin_sum(size_t argc, AST** argv) {
log_dbg("Got here");
ASTNumData total = 0;
for (int i = 0; i < argc; i++) {
AST* arg = exec_exp(argv[i]);
if (arg->type != AST_TYPE_NUM)
return ast_init(
AST_TYPE_EXC,
ast_exc_data_init("Sum can't sum some non-num arguments.")
);
total += *(ASTNumData*)arg->data;
}
return ast_init(AST_TYPE_NUM, ast_num_data_init(total));
}
AST* builtin_sub(size_t argc, AST** argv) {
log_dbg("Got here");
AST* first = exec_exp(*argv);
if (first->type != AST_TYPE_NUM)
return ast_init(
AST_TYPE_EXC, ast_exc_data_init("Can't subtract non-num arguments.")
);
ASTNumData total = *(ASTNumData*)first->data;
for (int i = 1; i < argc; i++) {
AST* arg = exec_exp(argv[i]);
if (arg->type != AST_TYPE_NUM)
return ast_init(
AST_TYPE_EXC,
ast_exc_data_init("Can't subtract non-num arguments.")
);
total -= *(ASTNumData*)arg->data;
}
return ast_init(AST_TYPE_NUM, ast_num_data_init(total));
}
AST* builtin_mul(size_t argc, AST** argv) {
log_dbg("Got here");
AST* first = exec_exp(*argv);
if (first->type != AST_TYPE_NUM)
return ast_init(
AST_TYPE_EXC, ast_exc_data_init("Can't multiply non-num arguments.")
);
ASTNumData total = *(ASTNumData*)first->data;
for (int i = 1; i < argc; i++) {
AST* arg = exec_exp(argv[i]);
if (arg->type != AST_TYPE_NUM)
return ast_init(
AST_TYPE_EXC,
ast_exc_data_init("Can't multiply non-num arguments.")
);
total *= *(ASTNumData*)arg->data;
}
return ast_init(AST_TYPE_NUM, ast_num_data_init(total));
}
AST* builtin_div(size_t argc, AST** argv) {
log_dbg("Got here");
AST* first = exec_exp(*argv);
if (first->type != AST_TYPE_NUM)
return ast_init(
AST_TYPE_EXC, ast_exc_data_init("Can't divide non-num arguments.")
);
ASTNumData total = *(ASTNumData*)first->data;
for (int i = 1; i < argc; i++) {
AST* arg = exec_exp(argv[i]);
if (arg->type != AST_TYPE_NUM)
return ast_init(
AST_TYPE_EXC,
ast_exc_data_init("Can't divide non-num arguments.")
);
total /= *(ASTNumData*)arg->data;
}
return ast_init(AST_TYPE_NUM, ast_num_data_init(total));
}