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Added typeof opcode to verify variable types.

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This commit is contained in:
Johannes Findeisen 2025-09-16 03:45:25 +02:00
commit 7e9f24114e
6 changed files with 78 additions and 1 deletions
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8
src/parser.c
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@ -448,6 +448,14 @@ static int emit_primary(Bytecode *bc, const char *src, size_t len, size_t *pos)
free(name);
return 1;
}
if (strcmp(name, "typeof") == 0) {
(*pos)++; /* '(' */
if (!emit_expression(bc, src, len, pos)) { parser_fail(*pos, "typeof expects 1 argument"); free(name); return 0; }
if (!consume_char(src, len, pos, ')')) { parser_fail(*pos, "Expected ')' after typeof arg"); free(name); return 0; }
bytecode_add_instruction(bc, OP_TYPEOF, 0);
free(name);
return 1;
}
if (strcmp(name, "keys") == 0) {
(*pos)++; /* '(' */
if (!emit_expression(bc, src, len, pos) || !consume_char(src, len, pos, ')')) { parser_fail(*pos, "keys expects 1 arg"); free(name); return 0; }