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Last change
on this file was e4c61dd, checked in by istevanoska <ilinastevanoska@…>, 6 months ago |
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Prototype 1.1
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Property mode
set to
100644
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File size:
429 bytes
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| 1 | import ascending from "./ascending.js";
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| 2 | import group, {rollup} from "./group.js";
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| 3 | import sort from "./sort.js";
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| 4 |
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| 5 | export default function groupSort(values, reduce, key) {
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| 6 | return (reduce.length !== 2
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| 7 | ? sort(rollup(values, reduce, key), (([ak, av], [bk, bv]) => ascending(av, bv) || ascending(ak, bk)))
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| 8 | : sort(group(values, key), (([ak, av], [bk, bv]) => reduce(av, bv) || ascending(ak, bk))))
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| 9 | .map(([key]) => key);
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| 10 | }
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