// initialize a package.json file module.exports = init var path = require('path') var log = require('npmlog') var npa = require('npm-package-arg') var npm = require('./npm.js') var npx = require('libnpx') var initJson = require('init-package-json') var isRegistry = require('./utils/is-registry.js') var output = require('./utils/output.js') var noProgressTillDone = require('./utils/no-progress-while-running').tillDone var usage = require('./utils/usage') init.usage = usage( 'init', '\nnpm init [--force|-f|--yes|-y|--scope]' + '\nnpm init <@scope> (same as `npx <@scope>/create`)' + '\nnpm init [<@scope>/] (same as `npx [<@scope>/]create-`)' ) function init (args, cb) { if (args.length) { var NPM_PATH = path.resolve(__dirname, '../bin/npm-cli.js') var initerName = args[0] var packageName = initerName if (/^@[^/]+$/.test(initerName)) { packageName = initerName + '/create' } else { var req = npa(initerName) if (req.type === 'git' && req.hosted) { var { user, project } = req.hosted packageName = initerName .replace(user + '/' + project, user + '/create-' + project) } else if (isRegistry(req)) { packageName = req.name.replace(/^(@[^/]+\/)?/, '$1create-') if (req.rawSpec) { packageName += '@' + req.rawSpec } } else { var err = new Error( 'Unrecognized initializer: ' + initerName + '\nFor more package binary executing power check out `npx`:' + '\nhttps://www.npmjs.com/package/npx' ) err.code = 'EUNSUPPORTED' throw err } } var npxArgs = [process.argv0, '[fake arg]', '--always-spawn', packageName, ...process.argv.slice(4)] var parsed = npx.parseArgs(npxArgs, NPM_PATH) return npx(parsed) .then(() => cb()) .catch(cb) } var dir = process.cwd() log.pause() var initFile = npm.config.get('init-module') if (!initJson.yes(npm.config)) { output([ 'This utility will walk you through creating a package.json file.', 'It only covers the most common items, and tries to guess sensible defaults.', '', 'See `npm help init` for definitive documentation on these fields', 'and exactly what they do.', '', 'Use `npm install ` afterwards to install a package and', 'save it as a dependency in the package.json file.', '', 'Press ^C at any time to quit.' ].join('\n')) } initJson(dir, initFile, npm.config, noProgressTillDone(function (er, data) { log.resume() log.silly('package data', data) if (er && er.message === 'canceled') { log.warn('init', 'canceled') return cb(null, data) } log.info('init', 'written successfully') cb(er, data) })) }