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Commit | Line | Data |
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1 | // high excluded | |
2 | function randomInt (low: number, high: number) { | |
3 | return Math.floor(Math.random() * (high - low) + low) | |
4 | } | |
5 | ||
6 | // Thanks https://stackoverflow.com/a/16187766 | |
7 | function compareSemVer (a: string, b: string) { | |
8 | const regExStrip0 = /(\.0+)+$/ | |
9 | const segmentsA = a.replace(regExStrip0, '').split('.') | |
10 | const segmentsB = b.replace(regExStrip0, '').split('.') | |
11 | ||
12 | const l = Math.min(segmentsA.length, segmentsB.length) | |
13 | ||
14 | for (let i = 0; i < l; i++) { | |
15 | const diff = parseInt(segmentsA[i], 10) - parseInt(segmentsB[i], 10) | |
16 | ||
17 | if (diff) return diff | |
18 | } | |
19 | ||
20 | return segmentsA.length - segmentsB.length | |
21 | } | |
22 | ||
23 | function isPromise (value: any) { | |
24 | return value && typeof value.then === 'function' | |
25 | } | |
26 | ||
27 | function isCatchable (value: any) { | |
28 | return value && typeof value.catch === 'function' | |
29 | } | |
30 | ||
31 | export { | |
32 | randomInt, | |
33 | compareSemVer, | |
34 | isPromise, | |
35 | isCatchable | |
36 | } |