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Name	Size	Permission	Date
access.js	6.03 KB	-rw-r--r--	2023-08-09 13:29
adduser.js	1.32 KB	-rw-r--r--	2024-04-10 09:40
audit.js	15.11 KB	-rw-r--r--	2023-11-05 06:00
bugs.js	847 B	-rw-r--r--	2023-10-24 06:00
cache.js	7 KB	-rw-r--r--	2023-08-09 13:29
ci.js	3.77 KB	-rw-r--r--	2024-04-10 09:40
completion.js	8.87 KB	-rw-r--r--	2023-08-09 13:29
config.js	10.11 KB	-rw-r--r--	2023-08-09 13:29
dedupe.js	1.41 KB	-rw-r--r--	2023-10-24 06:00
deprecate.js	2.03 KB	-rw-r--r--	2023-10-24 06:00
diff.js	8.15 KB	-rw-r--r--	2023-08-09 13:29
dist-tag.js	5.52 KB	-rw-r--r--	2024-03-03 10:00
docs.js	447 B	-rw-r--r--	2022-10-11 10:59
doctor.js	11.8 KB	-rw-r--r--	2023-10-24 06:00
edit.js	2 KB	-rw-r--r--	2023-08-09 13:29
exec.js	3.12 KB	-rw-r--r--	2023-11-30 06:00
explain.js	3.57 KB	-rw-r--r--	2023-08-09 13:29
explore.js	2.31 KB	-rw-r--r--	2023-08-09 13:29
find-dupes.js	637 B	-rw-r--r--	2023-10-24 06:00
fund.js	6.54 KB	-rw-r--r--	2023-08-09 13:29
get.js	580 B	-rw-r--r--	2023-08-09 13:29
help-search.js	5.5 KB	-rw-r--r--	2023-06-20 17:20
help.js	3.58 KB	-rw-r--r--	2023-08-09 13:29
hook.js	3.77 KB	-rw-r--r--	2023-01-17 06:00
init.js	6.95 KB	-rw-r--r--	2023-10-24 06:00
install-ci-test.js	373 B	-rw-r--r--	2023-01-17 06:00
install-test.js	370 B	-rw-r--r--	2023-01-17 06:00
install.js	5.27 KB	-rw-r--r--	2024-02-19 06:00
link.js	5.34 KB	-rw-r--r--	2023-11-05 06:00
ll.js	234 B	-rw-r--r--	2022-10-11 10:59
login.js	1.32 KB	-rw-r--r--	2024-04-10 09:40
logout.js	1.43 KB	-rw-r--r--	2023-11-05 06:00
ls.js	16.76 KB	-rw-r--r--	2023-10-24 06:00
org.js	4.15 KB	-rw-r--r--	2023-08-09 13:29
outdated.js	8.8 KB	-rw-r--r--	2024-03-03 10:00
owner.js	5.82 KB	-rw-r--r--	2023-08-09 13:29
pack.js	2.52 KB	-rw-r--r--	2024-03-03 10:00
ping.js	917 B	-rw-r--r--	2023-01-17 06:00
pkg.js	3.56 KB	-rw-r--r--	2023-11-30 06:00
prefix.js	303 B	-rw-r--r--	2023-01-17 06:00
profile.js	11.19 KB	-rw-r--r--	2023-08-09 13:29
prune.js	798 B	-rw-r--r--	2023-10-24 06:00
publish.js	6.91 KB	-rw-r--r--	2024-04-10 09:40
query.js	3.48 KB	-rw-r--r--	2024-04-10 09:40
rebuild.js	2.16 KB	-rw-r--r--	2023-08-09 13:29
repo.js	1.24 KB	-rw-r--r--	2022-10-11 10:59
restart.js	310 B	-rw-r--r--	2023-01-17 06:00
root.js	258 B	-rw-r--r--	2023-01-17 06:00
run-script.js	6.41 KB	-rw-r--r--	2023-10-14 10:00
sbom.js	4.66 KB	-rw-r--r--	2023-10-24 06:00
search.js	2.75 KB	-rw-r--r--	2024-04-10 09:40
set.js	674 B	-rw-r--r--	2023-08-09 13:29
shrinkwrap.js	2.65 KB	-rw-r--r--	2023-06-20 17:20
star.js	1.87 KB	-rw-r--r--	2022-10-11 10:59
stars.js	1.03 KB	-rw-r--r--	2022-10-11 10:59
start.js	300 B	-rw-r--r--	2023-01-17 06:00
stop.js	295 B	-rw-r--r--	2023-01-17 06:00
team.js	4.45 KB	-rw-r--r--	2023-08-09 13:29
test.js	295 B	-rw-r--r--	2023-01-17 06:00
token.js	6.67 KB	-rw-r--r--	2023-11-30 06:00
uninstall.js	1.53 KB	-rw-r--r--	2023-08-09 13:29
unpublish.js	4.96 KB	-rw-r--r--	2024-02-19 06:00
unstar.js	182 B	-rw-r--r--	2022-10-11 10:59
update.js	1.74 KB	-rw-r--r--	2023-10-24 06:00
version.js	3.58 KB	-rw-r--r--	2023-08-09 13:29
view.js	14.54 KB	-rw-r--r--	2024-03-03 10:00
whoami.js	474 B	-rw-r--r--	2023-01-17 06:00

Rename

const { resolve } = require('path')
const semver = require('semver')
const libnpmdiff = require('libnpmdiff')
const npa = require('npm-package-arg')
const pacote = require('pacote')
const pickManifest = require('npm-pick-manifest')
const log = require('../utils/log-shim')
const pkgJson = require('@npmcli/package-json')
const BaseCommand = require('../base-command.js')

class Diff extends BaseCommand {
  static description = 'The registry diff command'
  static name = 'diff'
  static usage = [
    '[...<paths>]',
  ]

static params = [
    'diff',
    'diff-name-only',
    'diff-unified',
    'diff-ignore-all-space',
    'diff-no-prefix',
    'diff-src-prefix',
    'diff-dst-prefix',
    'diff-text',
    'global',
    'tag',
    'workspace',
    'workspaces',
    'include-workspace-root',
  ]

static workspaces = true
  static ignoreImplicitWorkspace = false

async exec (args) {
    const specs = this.npm.config.get('diff').filter(d => d)
    if (specs.length > 2) {
      throw this.usageError(`Can't use more than two --diff arguments.`)
    }

// execWorkspaces may have set this already
    if (!this.prefix) {
      this.prefix = this.npm.prefix
    }

// this is the "top" directory, one up from node_modules
    // in global mode we have to walk one up from globalDir because our
    // node_modules is sometimes under ./lib, and in global mode we're only ever
    // walking through node_modules (because we will have been given a package
    // name already)
    if (this.npm.global) {
      this.top = resolve(this.npm.globalDir, '..')
    } else {
      this.top = this.prefix
    }

const [a, b] = await this.retrieveSpecs(specs)
    log.info('diff', { src: a, dst: b })

const res = await libnpmdiff([a, b], {
      ...this.npm.flatOptions,
      diffFiles: args,
      where: this.top,
    })
    return this.npm.output(res)
  }

async execWorkspaces (args) {
    await this.setWorkspaces()
    for (const workspacePath of this.workspacePaths) {
      this.top = workspacePath
      this.prefix = workspacePath
      await this.exec(args)
    }
  }

// get the package name from the packument at `path`
  // throws if no packument is present OR if it does not have `name` attribute
  async packageName (path) {
    let name
    try {
      const { content: pkg } = await pkgJson.normalize(this.prefix)
      name = pkg.name
    } catch (e) {
      log.verbose('diff', 'could not read project dir package.json')
    }

if (!name) {
      throw this.usageError('Needs multiple arguments to compare or run from a project dir.')
    }

return name
  }

async retrieveSpecs ([a, b]) {
    if (a && b) {
      const specs = await this.convertVersionsToSpecs([a, b])
      return this.findVersionsByPackageName(specs)
    }

// no arguments, defaults to comparing cwd
    // to its latest published registry version
    if (!a) {
      const pkgName = await this.packageName(this.prefix)
      return [
        `${pkgName}@${this.npm.config.get('tag')}`,
        `file:${this.prefix.replace(/#/g, '%23')}`,
      ]
    }

// single argument, used to compare wanted versions of an
    // installed dependency or to compare the cwd to a published version
    let noPackageJson
    let pkgName
    try {
      const { content: pkg } = await pkgJson.normalize(this.prefix)
      pkgName = pkg.name
    } catch (e) {
      log.verbose('diff', 'could not read project dir package.json')
      noPackageJson = true
    }

const missingPackageJson =
      this.usageError('Needs multiple arguments to compare or run from a project dir.')

// using a valid semver range, that means it should just diff
    // the cwd against a published version to the registry using the
    // same project name and the provided semver range
    if (semver.validRange(a)) {
      if (!pkgName) {
        throw missingPackageJson
      }
      return [
        `${pkgName}@${a}`,
        `file:${this.prefix.replace(/#/g, '%23')}`,
      ]
    }

// when using a single package name as arg and it's part of the current
    // install tree, then retrieve the current installed version and compare
    // it against the same value `npm outdated` would suggest you to update to
    const spec = npa(a)
    if (spec.registry) {
      let actualTree
      let node
      const Arborist = require('@npmcli/arborist')
      try {
        const opts = {
          ...this.npm.flatOptions,
          path: this.top,
        }
        const arb = new Arborist(opts)
        actualTree = await arb.loadActual(opts)
        node = actualTree &&
          actualTree.inventory.query('name', spec.name)
            .values().next().value
      } catch (e) {
        log.verbose('diff', 'failed to load actual install tree')
      }

if (!node || !node.name || !node.package || !node.package.version) {
        if (noPackageJson) {
          throw missingPackageJson
        }
        return [
          `${spec.name}@${spec.fetchSpec}`,
          `file:${this.prefix.replace(/#/g, '%23')}`,
        ]
      }

const tryRootNodeSpec = () =>
        (actualTree && actualTree.edgesOut.get(spec.name) || {}).spec

const tryAnySpec = () => {
        for (const edge of node.edgesIn) {
          return edge.spec
        }
      }

const aSpec = `file:${node.realpath.replace(/#/g, '%23')}`

// finds what version of the package to compare against, if a exact
      // version or tag was passed than it should use that, otherwise
      // work from the top of the arborist tree to find the original semver
      // range declared in the package that depends on the package.
      let bSpec
      if (spec.rawSpec !== '*') {
        bSpec = spec.rawSpec
      } else {
        const bTargetVersion =
          tryRootNodeSpec()
          || tryAnySpec()

// figure out what to compare against,
        // follows same logic to npm outdated "Wanted" results
        const packument = await pacote.packument(spec, {
          ...this.npm.flatOptions,
          preferOnline: true,
        })
        bSpec = pickManifest(
          packument,
          bTargetVersion,
          { ...this.npm.flatOptions }
        ).version
      }

return [
        `${spec.name}@${aSpec}`,
        `${spec.name}@${bSpec}`,
      ]
    } else if (spec.type === 'directory') {
      return [
        `file:${spec.fetchSpec.replace(/#/g, '%23')}`,
        `file:${this.prefix.replace(/#/g, '%23')}`,
      ]
    } else {
      throw this.usageError(`Spec type ${spec.type} not supported.`)
    }
  }

async convertVersionsToSpecs ([a, b]) {
    const semverA = semver.validRange(a)
    const semverB = semver.validRange(b)

// both specs are semver versions, assume current project dir name
    if (semverA && semverB) {
      let pkgName
      try {
        const { content: pkg } = await pkgJson.normalize(this.prefix)
        pkgName = pkg.name
      } catch (e) {
        log.verbose('diff', 'could not read project dir package.json')
      }

if (!pkgName) {
        throw this.usageError('Needs to be run from a project dir in order to diff two versions.')
      }

return [`${pkgName}@${a}`, `${pkgName}@${b}`]
    }

// otherwise uses the name from the other arg to
    // figure out the spec.name of what to compare
    if (!semverA && semverB) {
      return [a, `${npa(a).name}@${b}`]
    }

if (semverA && !semverB) {
      return [`${npa(b).name}@${a}`, b]
    }

// no valid semver ranges used
    return [a, b]
  }

async findVersionsByPackageName (specs) {
    let actualTree
    const Arborist = require('@npmcli/arborist')
    try {
      const opts = {
        ...this.npm.flatOptions,
        path: this.top,
      }
      const arb = new Arborist(opts)
      actualTree = await arb.loadActual(opts)
    } catch (e) {
      log.verbose('diff', 'failed to load actual install tree')
    }

return specs.map(i => {
      const spec = npa(i)
      if (spec.rawSpec !== '*') {
        return i
      }

const node = actualTree
        && actualTree.inventory.query('name', spec.name)
          .values().next().value

const res = !node || !node.package || !node.package.version
        ? spec.fetchSpec
        : `file:${node.realpath.replace(/#/g, '%23')}`

return `${spec.name}@${res}`
    })
  }
}

module.exports = Diff