Add Array.prototype.toSpliced (#64)
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parent
ab534123a6
commit
feebfbc6ee
2 changed files with 97 additions and 60 deletions
99
quickjs.c
99
quickjs.c
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@ -36817,8 +36817,7 @@ static JSValue js_array_slice(JSContext *ctx, JSValueConst this_val,
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if (argc == 0) {
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item_count = 0;
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del_count = 0;
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} else
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if (argc == 1) {
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} else if (argc == 1) {
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item_count = 0;
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del_count = len - start;
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} else {
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@ -36903,6 +36902,101 @@ static JSValue js_array_slice(JSContext *ctx, JSValueConst this_val,
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return JS_EXCEPTION;
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}
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static JSValue js_array_toSpliced(JSContext *ctx, JSValueConst this_val,
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int argc, JSValueConst *argv)
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{
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JSValue arr, obj, ret, *arrp, *pval, *last;
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JSObject *p;
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int64_t i, j, len, newlen, start, add, del;
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uint32_t count32;
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pval = NULL;
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last = NULL;
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ret = JS_EXCEPTION;
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arr = JS_UNDEFINED;
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obj = JS_ToObject(ctx, this_val);
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if (js_get_length64(ctx, &len, obj))
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goto exception;
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start = 0;
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if (argc > 0)
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if (JS_ToInt64Clamp(ctx, &start, argv[0], 0, len, len))
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goto exception;
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del = 0;
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if (argc > 0)
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del = len - start;
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if (argc > 1)
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if (JS_ToInt64Clamp(ctx, &del, argv[1], 0, del, 0))
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goto exception;
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add = 0;
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if (argc > 2)
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add = argc - 2;
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newlen = len + add - del;
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if (newlen > UINT32_MAX) {
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// Per spec: TypeError if newlen >= 2**53, RangeError below
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if (newlen > MAX_SAFE_INTEGER) {
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JS_ThrowTypeError(ctx, "invalid array length");
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} else {
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JS_ThrowRangeError(ctx, "invalid array length");
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}
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goto exception;
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}
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arr = JS_NewArray(ctx);
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if (JS_IsException(arr))
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goto exception;
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if (newlen <= 0)
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goto done;
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p = JS_VALUE_GET_OBJ(arr);
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if (expand_fast_array(ctx, p, newlen) < 0)
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goto exception;
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p->u.array.count = newlen;
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pval = &p->u.array.u.values[0];
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last = &p->u.array.u.values[newlen];
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if (js_get_fast_array(ctx, obj, &arrp, &count32) && count32 == len) {
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for (i = 0; i < start; i++, pval++)
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*pval = JS_DupValue(ctx, arrp[i]);
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for (j = 0; j < add; j++, pval++)
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*pval = JS_DupValue(ctx, argv[2 + j]);
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for (i += del; i < len; i++, pval++)
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*pval = JS_DupValue(ctx, arrp[i]);
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} else {
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for (i = 0; i < start; i++, pval++)
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if (-1 == JS_TryGetPropertyInt64(ctx, obj, i, pval))
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goto exception;
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for (j = 0; j < add; j++, pval++)
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*pval = JS_DupValue(ctx, argv[2 + j]);
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for (i += del; i < len; i++, pval++)
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if (-1 == JS_TryGetPropertyInt64(ctx, obj, i, pval))
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goto exception;
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}
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assert(pval == last);
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if (JS_SetProperty(ctx, arr, JS_ATOM_length, JS_NewInt64(ctx, newlen)) < 0)
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goto exception;
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done:
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ret = arr;
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arr = JS_UNDEFINED;
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exception:
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while (pval != last)
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*pval++ = JS_UNDEFINED;
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JS_FreeValue(ctx, arr);
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JS_FreeValue(ctx, obj);
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return ret;
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}
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static JSValue js_array_copyWithin(JSContext *ctx, JSValueConst this_val,
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int argc, JSValueConst *argv)
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{
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@ -37458,6 +37552,7 @@ static const JSCFunctionListEntry js_array_proto_funcs[] = {
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JS_CFUNC_DEF("toSorted", 1, js_array_toSorted ),
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JS_CFUNC_MAGIC_DEF("slice", 2, js_array_slice, 0 ),
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JS_CFUNC_MAGIC_DEF("splice", 2, js_array_slice, 1 ),
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JS_CFUNC_DEF("toSpliced", 2, js_array_toSpliced ),
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JS_CFUNC_DEF("copyWithin", 2, js_array_copyWithin ),
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JS_CFUNC_MAGIC_DEF("flatMap", 1, js_array_flatten, 1 ),
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JS_CFUNC_MAGIC_DEF("flat", 0, js_array_flatten, 0 ),
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@ -1,64 +1,6 @@
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test262/test/annexB/language/eval-code/direct/script-decl-lex-collision-in-sloppy-mode.js:13: Test262Error: Expected a SyntaxError to be thrown but no exception was thrown at all
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test262/test/built-ins/Array/prototype/Symbol.unscopables/change-array-by-copy.js:19: Test262Error: obj should have an own property toReversed
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test262/test/built-ins/Array/prototype/Symbol.unscopables/change-array-by-copy.js:19: strict mode: Test262Error: obj should have an own property toReversed
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test262/test/built-ins/Array/prototype/toSpliced/deleteCount-clamped-between-zero-and-remaining-count.js:20: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/deleteCount-clamped-between-zero-and-remaining-count.js:20: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/deleteCount-missing.js:18: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/deleteCount-missing.js:18: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/deleteCount-undefined.js:27: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/deleteCount-undefined.js:27: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/discarded-element-not-read.js:51: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/discarded-element-not-read.js:51: strict mode: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/elements-read-in-order.js:45: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/elements-read-in-order.js:45: strict mode: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/frozen-this-value.js:13: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/frozen-this-value.js:13: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/holes-not-preserved.js:33: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/holes-not-preserved.js:33: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/ignores-species.js:21: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/ignores-species.js:21: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/immutable.js:13: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/immutable.js:13: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/length-casted-to-zero.js:19: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/length-casted-to-zero.js:19: strict mode: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/length-clamped-to-2pow53minus1.js:31: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/length-clamped-to-2pow53minus1.js:31: strict mode: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/length-decreased-while-iterating.js:44: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/length-decreased-while-iterating.js:44: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/length-exceeding-array-length-limit.js:28: Test262Error: Expected a RangeError but got a TypeError
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test262/test/built-ins/Array/prototype/toSpliced/length-exceeding-array-length-limit.js:28: strict mode: Test262Error: Expected a RangeError but got a TypeError
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test262/test/built-ins/Array/prototype/toSpliced/length-increased-while-iterating.js:37: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/length-increased-while-iterating.js:37: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/length-tolength.js:18: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/length-tolength.js:18: strict mode: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/metadata/length.js:30: TypeError: cannot convert to object
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test262/test/built-ins/Array/prototype/toSpliced/metadata/length.js:30: strict mode: TypeError: cannot convert to object
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test262/test/built-ins/Array/prototype/toSpliced/metadata/name.js:28: TypeError: cannot convert to object
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test262/test/built-ins/Array/prototype/toSpliced/metadata/name.js:28: strict mode: TypeError: cannot convert to object
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test262/test/built-ins/Array/prototype/toSpliced/metadata/property-descriptor.js:18: Test262Error: typeof Expected SameValue(«undefined», «function») to be true
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test262/test/built-ins/Array/prototype/toSpliced/metadata/property-descriptor.js:18: strict mode: Test262Error: typeof Expected SameValue(«undefined», «function») to be true
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test262/test/built-ins/Array/prototype/toSpliced/mutate-while-iterating.js:50: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/mutate-while-iterating.js:50: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/not-a-constructor.js:30: Test262Error: isConstructor invoked with a non-function value
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test262/test/built-ins/Array/prototype/toSpliced/not-a-constructor.js:30: strict mode: Test262Error: isConstructor invoked with a non-function value
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test262/test/built-ins/Array/prototype/toSpliced/start-and-deleteCount-missing.js:23: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-and-deleteCount-missing.js:23: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-and-deleteCount-undefineds.js:25: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-and-deleteCount-undefineds.js:25: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-bigger-than-length.js:22: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-bigger-than-length.js:22: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-neg-infinity-is-zero.js:21: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-neg-infinity-is-zero.js:21: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-neg-less-than-minus-length-is-zero.js:21: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-neg-less-than-minus-length-is-zero.js:21: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-neg-subtracted-from-length.js:21: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-neg-subtracted-from-length.js:21: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-undefined-and-deleteCount-missing.js:24: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/start-undefined-and-deleteCount-missing.js:24: strict mode: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/this-value-boolean.js:18: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/this-value-boolean.js:18: strict mode: TypeError: cannot read property 'call' of undefined
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test262/test/built-ins/Array/prototype/toSpliced/unmodified.js:13: TypeError: not a function
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test262/test/built-ins/Array/prototype/toSpliced/unmodified.js:13: strict mode: TypeError: not a function
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test262/test/built-ins/AsyncGeneratorPrototype/return/return-state-completed-broken-promise.js:53: TypeError: $DONE() not called
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test262/test/built-ins/AsyncGeneratorPrototype/return/return-state-completed-broken-promise.js:53: strict mode: TypeError: $DONE() not called
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test262/test/built-ins/AsyncGeneratorPrototype/return/return-suspendedStart-broken-promise.js:34: TypeError: $DONE() not called
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