blob: 11f20f03745ab251d5beec281c2783118463a265 [file] [log] [blame]
const {MAX_LENGTH} = require('../internal/constants')
const { re, t } = require('../internal/re')
const SemVer = require('../classes/semver')
const parseOptions = require('../internal/parse-options')
const parse = (version, options) => {
options = parseOptions(options)
if (version instanceof SemVer) {
return version
}
if (typeof version !== 'string') {
return null
}
if (version.length > MAX_LENGTH) {
return null
}
const r = options.loose ? re[t.LOOSE] : re[t.FULL]
if (!r.test(version)) {
return null
}
try {
return new SemVer(version, options)
} catch (er) {
return null
}
}
module.exports = parse