index_of.c

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/*
 * This file is part of the Fun programming language.
 * https://fun-lang.xyz/
 *
 * Copyright 2025 Johannes Findeisen <you@hanez.org>
 * Licensed under the terms of the Apache-2.0 license.
 * https://opensource.org/license/apache-2-0
 */


case OP_INDEX_OF: {
 Value needle = pop_value(vm);
 Value arr = pop_value(vm);
 if (arr.type != VAL_ARRAY) {
 fprintf(stderr, "Runtime type error: INDEX_OF expects (array, value)\n");
 exit(1);
 }
 int idx = array_index_of(&arr, &needle);
 free_value(arr);
 free_value(needle);
 push_value(vm, make_int(idx));
 break;
}