diff options
Diffstat (limited to 'together/node_modules/semver/ranges/min-version.js')
-rw-r--r-- | together/node_modules/semver/ranges/min-version.js | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/together/node_modules/semver/ranges/min-version.js b/together/node_modules/semver/ranges/min-version.js new file mode 100644 index 0000000..350e1f7 --- /dev/null +++ b/together/node_modules/semver/ranges/min-version.js @@ -0,0 +1,61 @@ +const SemVer = require('../classes/semver') +const Range = require('../classes/range') +const gt = require('../functions/gt') + +const minVersion = (range, loose) => { + range = new Range(range, loose) + + let minver = new SemVer('0.0.0') + if (range.test(minver)) { + return minver + } + + minver = new SemVer('0.0.0-0') + if (range.test(minver)) { + return minver + } + + minver = null + for (let i = 0; i < range.set.length; ++i) { + const comparators = range.set[i] + + let setMin = null + comparators.forEach((comparator) => { + // Clone to avoid manipulating the comparator's semver object. + const compver = new SemVer(comparator.semver.version) + switch (comparator.operator) { + case '>': + if (compver.prerelease.length === 0) { + compver.patch++ + } else { + compver.prerelease.push(0) + } + compver.raw = compver.format() + /* fallthrough */ + case '': + case '>=': + if (!setMin || gt(compver, setMin)) { + setMin = compver + } + break + case '<': + case '<=': + /* Ignore maximum versions */ + break + /* istanbul ignore next */ + default: + throw new Error(`Unexpected operation: ${comparator.operator}`) + } + }) + if (setMin && (!minver || gt(minver, setMin))) { + minver = setMin + } + } + + if (minver && range.test(minver)) { + return minver + } + + return null +} +module.exports = minVersion |