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Implement Array.prototype.findLast{Index} (#70)

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Ben Noordhuis 2023-11-17 11:54:21 +01:00 committed by GitHub
parent da3688f33d
commit 7e955f6f4c
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 126 additions and 8 deletions
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36
quickjs.c
View file

@ -36440,13 +36440,21 @@ static JSValue js_array_lastIndexOf(JSContext *ctx, JSValueConst this_val,
return JS_EXCEPTION;
}
enum {
ArrayFind,
ArrayFindIndex,
ArrayFindLast,
ArrayFindLastIndex,
};
static JSValue js_array_find(JSContext *ctx, JSValueConst this_val,
int argc, JSValueConst *argv, int findIndex)
int argc, JSValueConst *argv, int mode)
{
JSValueConst func, this_arg;
JSValueConst args[3];
JSValue obj, val, index_val, res;
int64_t len, k;
int64_t len, k, end;
int dir;
index_val = JS_UNDEFINED;
val = JS_UNDEFINED;
@ -36462,7 +36470,17 @@ static JSValue js_array_find(JSContext *ctx, JSValueConst this_val,
if (argc > 1)
this_arg = argv[1];
for(k = 0; k < len; k++) {
k = 0;
dir = 1;
end = len;
if (mode == ArrayFindLast || mode == ArrayFindLastIndex) {
k = len - 1;
dir = -1;
end = -1;
}
// TODO(bnoordhuis) add fast path for fast arrays
for(; k != end; k += dir) {
index_val = JS_NewInt64(ctx, k);
if (JS_IsException(index_val))
goto exception;
@ -36476,7 +36494,7 @@ static JSValue js_array_find(JSContext *ctx, JSValueConst this_val,
if (JS_IsException(res))
goto exception;
if (JS_ToBoolFree(ctx, res)) {
if (findIndex) {
if (mode == ArrayFindIndex || mode == ArrayFindLastIndex) {
JS_FreeValue(ctx, val);
JS_FreeValue(ctx, obj);
return index_val;
@ -36490,7 +36508,7 @@ static JSValue js_array_find(JSContext *ctx, JSValueConst this_val,
JS_FreeValue(ctx, index_val);
}
JS_FreeValue(ctx, obj);
if (findIndex)
if (mode == ArrayFindIndex || mode == ArrayFindLastIndex)
return JS_NewInt32(ctx, -1);
else
return JS_UNDEFINED;
@ -37542,8 +37560,10 @@ static const JSCFunctionListEntry js_array_proto_funcs[] = {
JS_CFUNC_MAGIC_DEF("reduce", 1, js_array_reduce, special_reduce ),
JS_CFUNC_MAGIC_DEF("reduceRight", 1, js_array_reduce, special_reduceRight ),
JS_CFUNC_DEF("fill", 1, js_array_fill ),
JS_CFUNC_MAGIC_DEF("find", 1, js_array_find, 0 ),
JS_CFUNC_MAGIC_DEF("findIndex", 1, js_array_find, 1 ),
JS_CFUNC_MAGIC_DEF("find", 1, js_array_find, ArrayFind ),
JS_CFUNC_MAGIC_DEF("findIndex", 1, js_array_find, ArrayFindIndex ),
JS_CFUNC_MAGIC_DEF("findLast", 1, js_array_find, ArrayFindLast ),
JS_CFUNC_MAGIC_DEF("findLastIndex", 1, js_array_find, ArrayFindLastIndex ),
JS_CFUNC_DEF("indexOf", 1, js_array_indexOf ),
JS_CFUNC_DEF("lastIndexOf", 1, js_array_lastIndexOf ),
JS_CFUNC_DEF("includes", 1, js_array_includes ),
@ -47104,6 +47124,8 @@ void JS_AddIntrinsicBaseObjects(JSContext *ctx)
"fill" "\0"
"find" "\0"
"findIndex" "\0"
"findLast" "\0"
"findLastIndex" "\0"
"flat" "\0"
"flatMap" "\0"
"includes" "\0"

2
test262.conf
View file

@ -55,7 +55,7 @@ __setter__
AggregateError
align-detached-buffer-semantics-with-web-reality
arbitrary-module-namespace-names=skip
array-find-from-last=skip
array-find-from-last
array-grouping=skip
Array.fromAsync=skip
Array.prototype.at

96
test262_errors.txt
View file

@ -187,6 +187,102 @@ test262/test/built-ins/RegExp/prototype/Symbol.replace/get-unicode-error.js:26:
test262/test/built-ins/RegExp/prototype/Symbol.replace/get-unicode-error.js:26: strict mode: Test262Error: Expected a Test262Error to be thrown but no exception was thrown at all
test262/test/built-ins/String/prototype/localeCompare/15.5.4.9_CE.js:62: Test262Error: String.prototype.localeCompare considers ö (\u006f\u0308) ≠ ö (\u00f6).
test262/test/built-ins/String/prototype/localeCompare/15.5.4.9_CE.js:62: strict mode: Test262Error: String.prototype.localeCompare considers ö (\u006f\u0308) ≠ ö (\u00f6).
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/get-length-ignores-length-prop.js:40: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/get-length-ignores-length-prop.js:40: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-call-changes-value.js:30: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-call-changes-value.js:30: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-call-parameters.js:28: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-call-parameters.js:28: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-call-this-non-strict.js:27: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-call-this-strict.js:25: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-may-detach-buffer.js:36: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-may-detach-buffer.js:36: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-not-called-on-empty-array.js:25: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/predicate-not-called-on-empty-array.js:25: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/return-abrupt-from-predicate-call.js:22: Test262Error: Expected a Test262Error but got a TypeError (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/return-abrupt-from-predicate-call.js:22: strict mode: Test262Error: Expected a Test262Error but got a TypeError (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/return-found-value-predicate-result-is-true.js:27: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/return-found-value-predicate-result-is-true.js:27: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/return-undefined-if-predicate-returns-false-value.js:27: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/BigInt/return-undefined-if-predicate-returns-false-value.js:27: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/get-length-ignores-length-prop.js:39: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/get-length-ignores-length-prop.js:39: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/invoked-as-func.js:21: Test262Error: Expected SameValue(«undefined», «function») to be true
test262/test/built-ins/TypedArray/prototype/findLast/invoked-as-func.js:21: strict mode: Test262Error: Expected SameValue(«undefined», «function») to be true
test262/test/built-ins/TypedArray/prototype/findLast/invoked-as-method.js:21: Test262Error: Expected SameValue(«undefined», «function») to be true
test262/test/built-ins/TypedArray/prototype/findLast/invoked-as-method.js:21: strict mode: Test262Error: Expected SameValue(«undefined», «function») to be true
test262/test/built-ins/TypedArray/prototype/findLast/length.js:26: TypeError: cannot read property 'length' of undefined
test262/test/built-ins/TypedArray/prototype/findLast/length.js:26: strict mode: TypeError: cannot read property 'length' of undefined
test262/test/built-ins/TypedArray/prototype/findLast/name.js:23: TypeError: cannot read property 'name' of undefined
test262/test/built-ins/TypedArray/prototype/findLast/name.js:23: strict mode: TypeError: cannot read property 'name' of undefined
test262/test/built-ins/TypedArray/prototype/findLast/not-a-constructor.js:25: Test262Error: isConstructor invoked with a non-function value
test262/test/built-ins/TypedArray/prototype/findLast/not-a-constructor.js:25: strict mode: Test262Error: isConstructor invoked with a non-function value
test262/test/built-ins/TypedArray/prototype/findLast/predicate-call-changes-value.js:30: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-call-changes-value.js:30: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-call-parameters.js:28: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-call-parameters.js:28: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-call-this-non-strict.js:27: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-call-this-strict.js:25: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-may-detach-buffer.js:36: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-may-detach-buffer.js:36: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-not-called-on-empty-array.js:25: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/predicate-not-called-on-empty-array.js:25: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/prop-desc.js:15: Test262Error: obj should have an own property findLast
test262/test/built-ins/TypedArray/prototype/findLast/prop-desc.js:15: strict mode: Test262Error: obj should have an own property findLast
test262/test/built-ins/TypedArray/prototype/findLast/return-abrupt-from-predicate-call.js:22: Test262Error: Expected a Test262Error but got a TypeError (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/return-abrupt-from-predicate-call.js:22: strict mode: Test262Error: Expected a Test262Error but got a TypeError (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/return-found-value-predicate-result-is-true.js:27: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/return-found-value-predicate-result-is-true.js:27: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/return-undefined-if-predicate-returns-false-value.js:27: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLast/return-undefined-if-predicate-returns-false-value.js:27: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/get-length-ignores-length-prop.js:40: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/get-length-ignores-length-prop.js:40: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-call-changes-value.js:29: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-call-changes-value.js:29: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-call-parameters.js:29: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-call-parameters.js:29: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-call-this-non-strict.js:29: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-call-this-strict.js:27: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-may-detach-buffer.js:35: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-may-detach-buffer.js:35: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-not-called-on-empty-array.js:29: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/predicate-not-called-on-empty-array.js:29: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/return-abrupt-from-predicate-call.js:21: Test262Error: Expected a Test262Error but got a TypeError (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/return-abrupt-from-predicate-call.js:21: strict mode: Test262Error: Expected a Test262Error but got a TypeError (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/return-index-predicate-result-is-true.js:28: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/return-index-predicate-result-is-true.js:28: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/return-negative-one-if-predicate-returns-false-value.js:28: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/BigInt/return-negative-one-if-predicate-returns-false-value.js:28: strict mode: TypeError: not a function (Testing with BigInt64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/get-length-ignores-length-prop.js:40: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/get-length-ignores-length-prop.js:40: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/invoked-as-func.js:23: Test262Error: Expected SameValue(«undefined», «function») to be true
test262/test/built-ins/TypedArray/prototype/findLastIndex/invoked-as-func.js:23: strict mode: Test262Error: Expected SameValue(«undefined», «function») to be true
test262/test/built-ins/TypedArray/prototype/findLastIndex/invoked-as-method.js:23: Test262Error: Expected SameValue(«undefined», «function») to be true
test262/test/built-ins/TypedArray/prototype/findLastIndex/invoked-as-method.js:23: strict mode: Test262Error: Expected SameValue(«undefined», «function») to be true
test262/test/built-ins/TypedArray/prototype/findLastIndex/length.js:26: TypeError: cannot read property 'length' of undefined
test262/test/built-ins/TypedArray/prototype/findLastIndex/length.js:26: strict mode: TypeError: cannot read property 'length' of undefined
test262/test/built-ins/TypedArray/prototype/findLastIndex/name.js:23: TypeError: cannot read property 'name' of undefined
test262/test/built-ins/TypedArray/prototype/findLastIndex/name.js:23: strict mode: TypeError: cannot read property 'name' of undefined
test262/test/built-ins/TypedArray/prototype/findLastIndex/not-a-constructor.js:25: Test262Error: isConstructor invoked with a non-function value
test262/test/built-ins/TypedArray/prototype/findLastIndex/not-a-constructor.js:25: strict mode: Test262Error: isConstructor invoked with a non-function value
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-call-changes-value.js:29: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-call-changes-value.js:29: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-call-parameters.js:29: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-call-parameters.js:29: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-call-this-non-strict.js:29: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-call-this-strict.js:27: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-may-detach-buffer.js:35: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-may-detach-buffer.js:35: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-not-called-on-empty-array.js:29: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/predicate-not-called-on-empty-array.js:29: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/prop-desc.js:15: Test262Error: obj should have an own property findLastIndex
test262/test/built-ins/TypedArray/prototype/findLastIndex/prop-desc.js:15: strict mode: Test262Error: obj should have an own property findLastIndex
test262/test/built-ins/TypedArray/prototype/findLastIndex/return-abrupt-from-predicate-call.js:21: Test262Error: Expected a Test262Error but got a TypeError (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/return-abrupt-from-predicate-call.js:21: strict mode: Test262Error: Expected a Test262Error but got a TypeError (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/return-index-predicate-result-is-true.js:28: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/return-index-predicate-result-is-true.js:28: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/return-negative-one-if-predicate-returns-false-value.js:28: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/findLastIndex/return-negative-one-if-predicate-returns-false-value.js:28: strict mode: TypeError: not a function (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/set/array-arg-targetbuffer-detached-on-get-src-value-no-throw.js:30: TypeError: out-of-bound numeric index (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/set/array-arg-targetbuffer-detached-on-get-src-value-no-throw.js:30: strict mode: TypeError: out-of-bound numeric index (Testing with Float64Array.)
test262/test/built-ins/TypedArray/prototype/sort/sort-tonumber.js:30: TypeError: ArrayBuffer is detached (Testing with Float64Array.)