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Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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Property mode
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100644
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File size:
409 bytes
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| 1 | const numeric = /^[0-9]+$/
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| 2 | const compareIdentifiers = (a, b) => {
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| 3 | const anum = numeric.test(a)
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| 4 | const bnum = numeric.test(b)
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| 5 |
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| 6 | if (anum && bnum) {
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| 7 | a = +a
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| 8 | b = +b
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| 9 | }
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| 10 |
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| 11 | return a === b ? 0
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| 12 | : (anum && !bnum) ? -1
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| 13 | : (bnum && !anum) ? 1
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| 14 | : a < b ? -1
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| 15 | : 1
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| 16 | }
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| 17 |
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| 18 | const rcompareIdentifiers = (a, b) => compareIdentifiers(b, a)
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| 19 |
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| 20 | module.exports = {
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| 21 | compareIdentifiers,
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| 22 | rcompareIdentifiers
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| 23 | }
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