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module.exports = installedShallow var npm = require('../../npm.js') var fs = require('graceful-fs') var path = require('path') var readJson = require('read-package-json') var asyncMap = require('slide').asyncMap function installedShallow (opts, filter, cb) { if (typeof cb !== 'function') { cb = filter filter = null } var conf = opts.conf var args = conf.argv.remain if (args.length > 3) return cb() var local var global var localDir = npm.dir var globalDir = npm.globalDir if (npm.config.get('global')) { local = [] next() } else { fs.readdir(localDir, function (er, pkgs) { local = (pkgs \|\| []).filter(function (p) { return p.charAt(0) !== '.' }) next() }) } fs.readdir(globalDir, function (er, pkgs) { global = (pkgs \|\| []).filter(function (p) { return p.charAt(0) !== '.' }) next() }) function next () { if (!local \|\| !global) return filterInstalled(local, global, filter, cb) } } function filterInstalled (local, global, filter, cb) { var fl var fg if (!filter) { fl = local fg = global return next() } asyncMap(local, function (p, cb) { readJson(path.join(npm.dir, p, 'package.json'), function (er, d) { if (!d \|\| !filter(d)) return cb(null, []) return cb(null, d.name) }) }, function (er, local) { fl = local \|\| [] next() }) var globalDir = npm.globalDir asyncMap(global, function (p, cb) { readJson(path.join(globalDir, p, 'package.json'), function (er, d) { if (!d \|\| !filter(d)) return cb(null, []) return cb(null, d.name) }) }, function (er, global) { fg = global \|\| [] next() }) function next () { if (!fg \|\| !fl) return if (!npm.config.get('global')) { fg = fg.map(function (g) { return [g, '-g'] }) } console.error('filtered', fl, fg) return cb(null, fl.concat(fg)) } }