mirror of https://gitee.com/openkylin/npm.git
80 lines
2.6 KiB
JavaScript
80 lines
2.6 KiB
JavaScript
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// Separated out for easier unit testing
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module.exports = async process => {
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// set it here so that regardless of what happens later, we don't
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// leak any private CLI configs to other programs
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process.title = 'npm'
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// We used to differentiate between known broken and unsupported
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// versions of node and attempt to only log unsupported but still run.
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// After we dropped node 10 support, we can use new features
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// (like static, private, etc) which will only give vague syntax errors,
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// so now both broken and unsupported use console, but only broken
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// will process.exit. It is important to now perform *both* of these
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// checks as early as possible so the user gets the error message.
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const { checkForBrokenNode, checkForUnsupportedNode } = require('./utils/unsupported.js')
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checkForBrokenNode()
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checkForUnsupportedNode()
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const exitHandler = require('./utils/exit-handler.js')
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process.on('uncaughtException', exitHandler)
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process.on('unhandledRejection', exitHandler)
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const Npm = require('./npm.js')
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const npm = new Npm()
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exitHandler.setNpm(npm)
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// if npm is called as "npmg" or "npm_g", then
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// run in global mode.
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if (process.argv[1][process.argv[1].length - 1] === 'g') {
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process.argv.splice(1, 1, 'npm', '-g')
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}
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const log = require('./utils/log-shim.js')
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const replaceInfo = require('./utils/replace-info.js')
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log.verbose('cli', replaceInfo(process.argv))
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log.info('using', 'npm@%s', npm.version)
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log.info('using', 'node@%s', process.version)
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const updateNotifier = require('./utils/update-notifier.js')
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let cmd
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// now actually fire up npm and run the command.
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// this is how to use npm programmatically:
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try {
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await npm.load()
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if (npm.config.get('version', 'cli')) {
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npm.output(npm.version)
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return exitHandler()
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}
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// npm --versions=cli
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if (npm.config.get('versions', 'cli')) {
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npm.argv = ['version']
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npm.config.set('usage', false, 'cli')
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}
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updateNotifier(npm)
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cmd = npm.argv.shift()
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if (!cmd) {
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npm.output(await npm.usage)
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process.exitCode = 1
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return exitHandler()
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}
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await npm.exec(cmd, npm.argv)
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return exitHandler()
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} catch (err) {
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if (err.code === 'EUNKNOWNCOMMAND') {
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const didYouMean = require('./utils/did-you-mean.js')
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const suggestions = await didYouMean(npm, npm.localPrefix, cmd)
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npm.output(`Unknown command: "${cmd}"${suggestions}\n`)
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npm.output('To see a list of supported npm commands, run:\n npm help')
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process.exitCode = 1
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return exitHandler()
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}
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return exitHandler(err)
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}
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}
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