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uninstall.js
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'use strict' // remove a package. module.exports = uninstall const path = require('path') const validate = require('aproba') const readJson = require('read-package-json') const iferr = require('iferr') const npm = require('./npm.js') const Installer = require('./install.js').Installer const getSaveType = require('./install/save.js').getSaveType const removeDeps = require('./install/deps.js').removeDeps const log = require('npmlog') const usage = require('./utils/usage') uninstall.usage = usage( 'uninstall', 'npm uninstall [<@scope>/]<pkg>[@<version>]... [--save-prod|--save-dev|--save-optional] [--no-save]' ) uninstall.completion = require('./utils/completion/installed-shallow.js') function uninstall (args, cb) { validate('AF', arguments) // the /path/to/node_modules/.. const dryrun = !!npm.config.get('dry-run') if (args.length === 1 && args[0] === '.') args = [] const where = npm.config.get('global') || !args.length ? path.resolve(npm.globalDir, '..') : npm.prefix args = args.filter(function (a) { return path.resolve(a) !== where }) if (args.length) { new Uninstaller(where, dryrun, args).run(cb) } else { // remove this package from the global space, if it's installed there readJson(path.resolve(npm.localPrefix, 'package.json'), function (er, pkg) { if (er && er.code !== 'ENOENT' && er.code !== 'ENOTDIR') return cb(er) if (er) return cb(uninstall.usage) new Uninstaller(where, dryrun, [pkg.name]).run(cb) }) } } class Uninstaller extends Installer { constructor (where, dryrun, args) { super(where, dryrun, args) this.remove = [] } loadArgMetadata (next) { this.args = this.args.map(function (arg) { return {name: arg} }) next() } loadAllDepsIntoIdealTree (cb) { validate('F', arguments) this.remove = this.args this.args = [] log.silly('uninstall', 'loadAllDepsIntoIdealTree') const saveDeps = getSaveType() super.loadAllDepsIntoIdealTree(iferr(cb, () => { removeDeps(this.remove, this.idealTree, saveDeps, cb) })) } // no top level lifecycles on rm runPreinstallTopLevelLifecycles (cb) { cb() } runPostinstallTopLevelLifecycles (cb) { cb() } } module.exports.Uninstaller = Uninstaller