node/deps/npm/lib/utils/unsupported.js
Kat Marchán 9946519fba deps: upgrade npm to 4.0.5
PR-URL: https://github.com/nodejs/node/pull/10330
Reviewed-By: Myles Borins <myles.borins@gmail.com>
2016-12-28 15:30:50 -05:00

34 lines
1.2 KiB
JavaScript

'use strict'
var semver = require('semver')
var supportedNode = '0.12 || >= 4'
var knownBroken = '>=0.1 <=0.7'
var checkVersion = exports.checkVersion = function (version) {
var versionNoPrerelease = version.replace(/-.*$/, '')
return {
broken: semver.satisfies(versionNoPrerelease, knownBroken),
unsupported: !semver.satisfies(versionNoPrerelease, supportedNode)
}
}
exports.checkForBrokenNode = function () {
var nodejs = checkVersion(process.version)
if (nodejs.broken) {
console.error('ERROR: npm is known not to run on Node.js ' + process.version)
console.error("You'll need to upgrade to a newer version in order to use this")
console.error('version of npm. You can find the latest version at https://nodejs.org/')
process.exit(1)
}
}
exports.checkForUnsupportedNode = function () {
var nodejs = checkVersion(process.version)
if (nodejs.unsupported) {
var log = require('npmlog')
log.warn('npm', 'npm does not support Node.js ' + process.version)
log.warn('npm', 'You should probably upgrade to a newer version of node as we')
log.warn('npm', "can't make any promises that npm will work with this version.")
log.warn('npm', 'You can find the latest version at https://nodejs.org/')
}
}