Brunobkr/llama.cpp_AlgMor24_github

1'use strict'2 3const parse = require('./parse.js')4 5const diff = (version1, version2) => {6  const v1 = parse(version1, null, true)7  const v2 = parse(version2, null, true)8  const comparison = v1.compare(v2)9 10  if (comparison === 0) {11    return null12  }13 14  const v1Higher = comparison > 015  const highVersion = v1Higher ? v1 : v216  const lowVersion = v1Higher ? v2 : v117  const highHasPre = !!highVersion.prerelease.length18  const lowHasPre = !!lowVersion.prerelease.length19 20  if (lowHasPre && !highHasPre) {21    // Going from prerelease -> no prerelease requires some special casing22 23    // If the low version has only a major, then it will always be a major24    // Some examples:25    // 1.0.0-1 -> 1.0.026    // 1.0.0-1 -> 1.1.127    // 1.0.0-1 -> 2.0.028    if (!lowVersion.patch && !lowVersion.minor) {29      return 'major'30    }31 32    // If the main part has no difference33    if (lowVersion.compareMain(highVersion) === 0) {34      if (lowVersion.minor && !lowVersion.patch) {35        return 'minor'36      }37      return 'patch'38    }39  }40 41  // add the `pre` prefix if we are going to a prerelease version42  const prefix = highHasPre ? 'pre' : ''43 44  if (v1.major !== v2.major) {45    return prefix + 'major'46  }47 48  if (v1.minor !== v2.minor) {49    return prefix + 'minor'50  }51 52  if (v1.patch !== v2.patch) {53    return prefix + 'patch'54  }55 56  // high and low are prereleases57  return 'prerelease'58}59 60module.exports = diff61