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peertube/shared/core-utils/common/version.ts
2021-12-17 12:24:03 +01:00

20 lines
515 B
TypeScript

// Thanks https://stackoverflow.com/a/16187766
function compareSemVer (a: string, b: string) {
const regExStrip0 = /(\.0+)+$/
const segmentsA = a.replace(regExStrip0, '').split('.')
const segmentsB = b.replace(regExStrip0, '').split('.')
const l = Math.min(segmentsA.length, segmentsB.length)
for (let i = 0; i < l; i++) {
const diff = parseInt(segmentsA[i], 10) - parseInt(segmentsB[i], 10)
if (diff) return diff
}
return segmentsA.length - segmentsB.length
}
export {
compareSemVer
}