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33 lines
1.2 KiB
33 lines
1.2 KiB
'use strict'
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var semver = require('semver')
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var supportedNode = '>= 4'
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var knownBroken = '>=0.1 <=0.7'
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var checkVersion = exports.checkVersion = function (version) {
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var versionNoPrerelease = version.replace(/-.*$/, '')
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return {
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broken: semver.satisfies(versionNoPrerelease, knownBroken),
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unsupported: !semver.satisfies(versionNoPrerelease, supportedNode)
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}
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}
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exports.checkForBrokenNode = function () {
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var nodejs = checkVersion(process.version)
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if (nodejs.broken) {
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console.error('ERROR: npm is known not to run on Node.js ' + process.version)
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console.error("You'll need to upgrade to a newer version in order to use this")
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console.error('version of npm. You can find the latest version at https://nodejs.org/')
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process.exit(1)
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}
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}
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exports.checkForUnsupportedNode = function () {
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var nodejs = checkVersion(process.version)
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if (nodejs.unsupported) {
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var log = require('npmlog')
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log.warn('npm', 'npm does not support Node.js ' + process.version)
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log.warn('npm', 'You should probably upgrade to a newer version of node as we')
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log.warn('npm', "can't make any promises that npm will work with this version.")
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log.warn('npm', 'You can find the latest version at https://nodejs.org/')
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}
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}
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