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Issue #2551 - comment toSorted implementation

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Basilisk-Dev 2026-02-06 06:54:54 -05:00 • committed by wuggy
commit 75db223e08
1 changed files with 5 additions and 0 deletions
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5
js/src/builtin/Array.js
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@ -261,15 +261,18 @@ function ArrayToSorted(comparefn) {
}
}
// Step 1: Let O be ? ToObject(this). Let len be ? ToLength(O.length).
var O = ToObject(this);
var len = ToLength(O.length);
// Step 2: Snapshot values in ascending index order into a List.
var items = new List();
var itemsLen = len;
for (var k = 0; k < len; k++) {
items[k] = O[k];
}
// Step 3: Create SortCompare per spec.
var wrappedCompareFn = comparefn;
var sortCompare;
if (wrappedCompareFn === undefined) {
@ -299,9 +302,11 @@ function ArrayToSorted(comparefn) {
};
}
// Step 4: Sort the snapshot List using SortCompare.
if (itemsLen > 1)
MergeSort(items, itemsLen, sortCompare);
// Step 5: Create result array and write sorted values.
var A = ArraySpeciesCreate(O, len);
for (var j = 0; j < itemsLen; j++)
_DefineDataProperty(A, j, items[j]);