const Arborist = require('@npmcli/arborist') const reifyFinish = require('../utils/reify-finish.js') const runScript = require('@npmcli/run-script') const fs = require('fs/promises') 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 = `${where}/node_modules` // get the list of entries so we can skip the glob for performance const entries = await fs.readdir(path, null).catch(er => []) return Promise.all(entries.map(f => fs.rm(`${path}/${f}`, { force: true, recursive: true }))) }) 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', banner: !this.npm.silent, event, }) } } await reifyFinish(this.npm, arb) } } module.exports = CI