7 lines
213 B
JavaScript
7 lines
213 B
JavaScript
const stableSort = (arr, compare) =>
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arr
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.map((item, index) => ({ item, index }))
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.sort((a, b) => compare(a.item, b.item) || a.index - b.index)
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.map(({ item }) => item);
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module.exports = stableSort;
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