Last change
on this file since ceaed42 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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File size:
660 bytes
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[6a3a178] | 1 | const {MAX_LENGTH} = require('../internal/constants')
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| 2 | const { re, t } = require('../internal/re')
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| 3 | const SemVer = require('../classes/semver')
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| 4 |
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| 5 | const parseOptions = require('../internal/parse-options')
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| 6 | const parse = (version, options) => {
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| 7 | options = parseOptions(options)
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| 8 |
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| 9 | if (version instanceof SemVer) {
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| 10 | return version
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| 11 | }
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| 12 |
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| 13 | if (typeof version !== 'string') {
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| 14 | return null
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| 15 | }
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| 16 |
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| 17 | if (version.length > MAX_LENGTH) {
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| 18 | return null
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| 19 | }
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| 20 |
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| 21 | const r = options.loose ? re[t.LOOSE] : re[t.FULL]
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| 22 | if (!r.test(version)) {
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| 23 | return null
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| 24 | }
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| 25 |
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| 26 | try {
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| 27 | return new SemVer(version, options)
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| 28 | } catch (er) {
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| 29 | return null
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| 30 | }
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| 31 | }
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| 32 |
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| 33 | module.exports = parse
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