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67 lines
2.0 KiB
67 lines
2.0 KiB
/*===
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top=3, idx=-5, duk_is_valid_index -> 0
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top=3, idx=-4, duk_is_valid_index -> 0
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top=3, idx=-3, duk_is_valid_index -> 1
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top=3, idx=-2, duk_is_valid_index -> 1
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top=3, idx=-1, duk_is_valid_index -> 1
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top=3, idx=0, duk_is_valid_index -> 1
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top=3, idx=1, duk_is_valid_index -> 1
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top=3, idx=2, duk_is_valid_index -> 1
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top=3, idx=3, duk_is_valid_index -> 0
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top=3, idx=4, duk_is_valid_index -> 0
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top=3, idx=5, duk_is_valid_index -> 0
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req_valid_idx: top 3 after popping arg
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idx=-5, duk_require_valid_index -> Error: invalid index
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req_valid_idx: top 3 after popping arg
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idx=-4, duk_require_valid_index -> Error: invalid index
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req_valid_idx: top 3 after popping arg
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idx=-3, duk_require_valid_index -> true
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req_valid_idx: top 3 after popping arg
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idx=-2, duk_require_valid_index -> true
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req_valid_idx: top 3 after popping arg
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idx=-1, duk_require_valid_index -> true
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req_valid_idx: top 3 after popping arg
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idx=0, duk_require_valid_index -> true
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req_valid_idx: top 3 after popping arg
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idx=1, duk_require_valid_index -> true
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req_valid_idx: top 3 after popping arg
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idx=2, duk_require_valid_index -> true
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req_valid_idx: top 3 after popping arg
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idx=3, duk_require_valid_index -> Error: invalid index
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req_valid_idx: top 3 after popping arg
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idx=4, duk_require_valid_index -> Error: invalid index
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req_valid_idx: top 3 after popping arg
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idx=5, duk_require_valid_index -> Error: invalid index
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===*/
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int req_valid_idx(duk_context *ctx) {
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int idx = duk_get_int(ctx, -1);
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duk_pop(ctx);
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printf("req_valid_idx: top %d after popping arg\n", duk_get_top(ctx));
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duk_require_valid_index(ctx, idx);
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duk_push_true(ctx);
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return 1;
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}
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void test(duk_context *ctx) {
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int idx;
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duk_push_int(ctx, 123);
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duk_push_int(ctx, 234);
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duk_push_int(ctx, 345);
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for (idx = -5; idx <= 5; idx++) {
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printf("top=%d, idx=%d, duk_is_valid_index -> %d\n", duk_get_top(ctx), idx,
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duk_is_valid_index(ctx, idx));
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}
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for (idx = -5; idx <= 5; idx++) {
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duk_push_int(ctx, idx);
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duk_safe_call(ctx, req_valid_idx, 1, 1);
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printf("idx=%d, duk_require_valid_index -> %s\n", idx, duk_to_string(ctx, -1));
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duk_pop(ctx);
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}
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}
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