/home/techb158/.nvm/versions/node/v16.20.2/lib/node_modules/npm/lib/commands
Edit: /home/techb158/.nvm/versions/node/v16.20.2/lib/node_modules/npm/lib/commands/ci.js (3715B)
const util = require('util')
const Arborist = require('@npmcli/arborist')
const rimraf = util.promisify(require('rimraf'))
const reifyFinish = require('../utils/reify-finish.js')
const runScript = require('@npmcli/run-script')
const fs = require('fs')
const readdir = util.promisify(fs.readdir)
const log = require('../utils/log-shim.js')
const validateLockfile = require('../utils/validate-lockfile.js')
const ArboristWorkspaceCmd = require('../arborist-cmd.js')
const Install = require('./install.js')
class CI extends ArboristWorkspaceCmd {
static description = 'Clean install a project'
static name = 'ci'
static params = Install.params
async exec () {
if (this.npm.global) {
throw Object.assign(new Error('`npm ci` does not work for global packages'), {
code: 'ECIGLOBAL',
})
}
const where = this.npm.prefix
const opts = {
...this.npm.flatOptions,
packageLock: true, // npm ci should never skip lock files
path: where,
save: false, // npm ci should never modify the lockfile or package.json
workspaces: this.workspaceNames,
}
const arb = new Arborist(opts)
await arb.loadVirtual().catch(er => {
log.verbose('loadVirtual', er.stack)
const msg =
'The `npm ci` command can only install with an existing package-lock.json or\n' +
'npm-shrinkwrap.json with lockfileVersion >= 1. Run an install with npm@5 or\n' +
'later to generate a package-lock.json file, then try again.'
throw this.usageError(msg)
})
// retrieves inventory of packages from loaded virtual tree (lock file)
const virtualInventory = new Map(arb.virtualTree.inventory)
// build ideal tree step needs to come right after retrieving the virtual
// inventory since it's going to erase the previous ref to virtualTree
await arb.buildIdealTree()
// verifies that the packages from the ideal tree will match
// the same versions that are present in the virtual tree (lock file)
// throws a validation error in case of mismatches
const errors = validateLockfile(virtualInventory, arb.idealTree.inventory)
if (errors.length) {
throw this.usageError(
'`npm ci` can only install packages when your package.json and ' +
'package-lock.json or npm-shrinkwrap.json are in sync. Please ' +
'update your lock file with `npm install` ' +
'before continuing.\n\n' +
errors.join('\n')
)
}
// Only remove node_modules after we've successfully loaded the virtual
// tree and validated the lockfile
await this.npm.time('npm-ci:rm', async () => {
const path = `${where}/node_modules`
// get the list of entries so we can skip the glob for performance
const entries = await readdir(path, null).catch(er => [])
return Promise.all(entries.map(f => rimraf(`${path}/${f}`, { glob: false })))
})
await arb.reify(opts)
const ignoreScripts = this.npm.config.get('ignore-scripts')
// run the same set of scripts that `npm install` runs.
if (!ignoreScripts) {
const scripts = [
'preinstall',
'install',
'postinstall',
'prepublish', // XXX should we remove this finally??
'preprepare',
'prepare',
'postprepare',
]
const scriptShell = this.npm.config.get('script-shell') || undefined
for (const event of scripts) {
await runScript({
path: where,
args: [],
scriptShell,
stdio: 'inherit',
stdioString: true,
banner: !this.npm.silent,
event,
})
}
}
await reifyFinish(this.npm, arb)
}
}
module.exports = CI