1 | 'use strict'
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2 | module.exports = update
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3 |
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4 | const url = require('url')
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5 | const log = require('npmlog')
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6 | const Bluebird = require('bluebird')
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7 | const npm = require('./npm.js')
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8 | const Installer = require('./install.js').Installer
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9 | const usage = require('./utils/usage')
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10 | const outdated = Bluebird.promisify(npm.commands.outdated)
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11 |
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12 | update.usage = usage(
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13 | 'update',
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14 | 'npm update [-g] [<pkg>...]'
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15 | )
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16 |
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17 | update.completion = npm.commands.outdated.completion
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18 |
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19 | function update (args, cb) {
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20 | return update_(args).asCallback(cb)
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21 | }
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22 |
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23 | function update_ (args) {
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24 | let dryrun = false
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25 | if (npm.config.get('dry-run')) dryrun = true
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26 |
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27 | log.verbose('update', 'computing outdated modules to update')
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28 | return outdated(args, true).then((rawOutdated) => {
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29 | const outdated = rawOutdated.map(function (ww) {
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30 | return {
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31 | dep: ww[0],
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32 | depname: ww[1],
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33 | current: ww[2],
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34 | wanted: ww[3],
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35 | latest: ww[4],
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36 | req: ww[5],
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37 | what: ww[1] + '@' + ww[3]
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38 | }
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39 | })
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40 |
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41 | const wanted = outdated.filter(function (ww) {
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42 | if (ww.current === ww.wanted && ww.wanted !== ww.latest) {
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43 | log.verbose(
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44 | 'outdated',
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45 | 'not updating', ww.depname,
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46 | "because it's currently at the maximum version that matches its specified semver range"
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47 | )
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48 | }
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49 | return ww.current !== ww.wanted
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50 | })
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51 | if (wanted.length === 0) return
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52 |
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53 | log.info('outdated', 'updating', wanted)
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54 | const toInstall = {}
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55 |
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56 | wanted.forEach(function (ww) {
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57 |
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58 | if (url.parse(ww.req).protocol) ww.what = ww.req
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59 |
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60 | const where = (ww.dep.parent && ww.dep.parent.path) || ww.dep.path
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61 | const isTransitive = !(ww.dep.requiredBy || []).some((p) => p.isTop)
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62 | const key = where + ':' + String(isTransitive)
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63 | if (!toInstall[key]) toInstall[key] = {where: where, opts: {saveOnlyLock: isTransitive}, what: []}
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64 | if (toInstall[key].what.indexOf(ww.what) === -1) toInstall[key].what.push(ww.what)
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65 | })
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66 | return Bluebird.each(Object.keys(toInstall), (key) => {
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67 | const deps = toInstall[key]
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68 | const inst = new Installer(deps.where, dryrun, deps.what, deps.opts)
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69 | return inst.run()
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70 | })
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71 | })
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72 | }
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