Gecko [ tsuru-no-tsurugi.tokyo ]

Name	Size	Permission	Date
access.js	6.04 KB	-rw-r--r--	2024-07-09 00:04
adduser.js	1.29 KB	-rw-r--r--	2024-05-09 19:00
audit.js	3.15 KB	-rw-r--r--	2024-07-09 00:04
bugs.js	847 B	-rw-r--r--	2023-10-14 15:00
cache.js	7.12 KB	-rw-r--r--	2025-03-27 09:29
ci.js	4.22 KB	-rw-r--r--	2024-07-09 00:04
completion.js	8.9 KB	-rw-r--r--	2024-07-09 00:04
config.js	11.18 KB	-rw-r--r--	2025-03-27 09:29
dedupe.js	1.41 KB	-rw-r--r--	2024-05-09 19:00
deprecate.js	2.13 KB	-rw-r--r--	2025-03-27 09:29
diff.js	8.14 KB	-rw-r--r--	2025-03-27 09:29
dist-tag.js	5.52 KB	-rw-r--r--	2025-03-27 09:29
docs.js	449 B	-rw-r--r--	2024-05-09 19:00
doctor.js	10.1 KB	-rw-r--r--	2025-03-27 09:29
edit.js	1.76 KB	-rw-r--r--	2024-07-09 00:04
exec.js	3.42 KB	-rw-r--r--	2024-07-09 00:04
explain.js	3.58 KB	-rw-r--r--	2025-03-27 09:29
explore.js	2.16 KB	-rw-r--r--	2024-07-09 00:04
find-dupes.js	634 B	-rw-r--r--	2024-05-09 19:00
fund.js	6.46 KB	-rw-r--r--	2024-07-09 00:04
get.js	577 B	-rw-r--r--	2024-05-09 19:00
help-search.js	5.52 KB	-rw-r--r--	2024-05-09 19:00
help.js	3.66 KB	-rw-r--r--	2024-07-09 00:04
hook.js	3.37 KB	-rw-r--r--	2025-03-27 09:29
init.js	6.85 KB	-rw-r--r--	2025-03-27 09:29
install-ci-test.js	373 B	-rw-r--r--	2024-05-09 19:00
install-test.js	370 B	-rw-r--r--	2024-05-09 19:00
install.js	5.15 KB	-rw-r--r--	2025-03-27 09:29
link.js	5.3 KB	-rw-r--r--	2025-03-27 09:29
ll.js	234 B	-rw-r--r--	2022-10-11 19:59
login.js	1.29 KB	-rw-r--r--	2024-05-09 19:00
logout.js	1.42 KB	-rw-r--r--	2024-05-09 19:00
ls.js	16.81 KB	-rw-r--r--	2025-03-27 09:29
org.js	4.02 KB	-rw-r--r--	2025-03-27 09:29
outdated.js	7.7 KB	-rw-r--r--	2024-07-13 15:00
owner.js	5.85 KB	-rw-r--r--	2024-07-09 00:04
pack.js	2.6 KB	-rw-r--r--	2025-03-27 09:29
ping.js	873 B	-rw-r--r--	2024-07-09 00:04
pkg.js	3.56 KB	-rw-r--r--	2025-03-27 09:29
prefix.js	335 B	-rw-r--r--	2025-03-27 09:29
profile.js	10.57 KB	-rw-r--r--	2024-07-09 00:04
prune.js	799 B	-rw-r--r--	2024-05-09 19:00
publish.js	7.19 KB	-rw-r--r--	2025-03-27 09:29
query.js	3.51 KB	-rw-r--r--	2024-07-09 00:04
rebuild.js	2.19 KB	-rw-r--r--	2024-07-09 00:04
repo.js	1.25 KB	-rw-r--r--	2025-03-27 09:29
restart.js	310 B	-rw-r--r--	2023-01-17 19:00
root.js	295 B	-rw-r--r--	2024-05-09 19:00
run-script.js	6.04 KB	-rw-r--r--	2025-03-27 09:29
sbom.js	4.51 KB	-rw-r--r--	2025-03-27 09:29
search.js	1.83 KB	-rw-r--r--	2024-05-09 19:00
set.js	671 B	-rw-r--r--	2024-05-09 19:00
shrinkwrap.js	2.65 KB	-rw-r--r--	2024-07-09 00:04
star.js	1.87 KB	-rw-r--r--	2025-03-27 09:29
stars.js	1.03 KB	-rw-r--r--	2025-03-27 09:29
start.js	300 B	-rw-r--r--	2023-01-17 19:00
stop.js	295 B	-rw-r--r--	2023-01-17 19:00
team.js	4.36 KB	-rw-r--r--	2024-07-09 00:04
test.js	295 B	-rw-r--r--	2023-01-17 19:00
token.js	6.02 KB	-rw-r--r--	2025-03-27 09:29
uninstall.js	1.52 KB	-rw-r--r--	2024-07-09 00:04
unpublish.js	5.27 KB	-rw-r--r--	2025-03-27 09:29
unstar.js	183 B	-rw-r--r--	2024-05-09 19:00
update.js	1.72 KB	-rw-r--r--	2024-07-09 00:04
version.js	3.54 KB	-rw-r--r--	2025-03-27 09:29
view.js	12.8 KB	-rw-r--r--	2025-03-27 09:29
whoami.js	527 B	-rw-r--r--	2024-07-09 00:04

Rename

const { resolve } = require('node: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, output } = require('proc-log')
const pkgJson = require('@npmcli/package-json')
const BaseCommand = require('../base-cmd.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 output.standard(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 () {
    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()
      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