AlkantarClanX12
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const { readdir } = require('node:fs/promises')
const { resolve } = require('node:path')
const npa = require('npm-package-arg')
const pkgJson = require('@npmcli/package-json')
const semver = require('semver')
const reifyFinish = require('../utils/reify-finish.js')
const ArboristWorkspaceCmd = require('../arborist-cmd.js')
class Link extends ArboristWorkspaceCmd {
static description = 'Symlink a package folder'
static name = 'link'
static usage = [
'[<package-spec>]',
]
static params = [
'save',
'save-exact',
'global',
'install-strategy',
'legacy-bundling',
'global-style',
'strict-peer-deps',
'package-lock',
'omit',
'include',
'ignore-scripts',
'audit',
'bin-links',
'fund',
'dry-run',
...super.params,
]
static async completion (opts, npm) {
const dir = npm.globalDir
const files = await readdir(dir)
return files.filter(f => !/^[._-]/.test(f))
}
async exec (args) {
if (this.npm.global) {
throw Object.assign(
new Error(
'link should never be --global.\n' +
'Please re-run this command with --local'
),
{ code: 'ELINKGLOBAL' }
)
}
// install-links is implicitly false when running `npm link`
this.npm.config.set('install-links', false)
// link with no args: symlink the folder to the global location
// link with package arg: symlink the global to the local
args = args.filter(a => resolve(a) !== this.npm.prefix)
return args.length
? this.linkInstall(args)
: this.linkPkg()
}
async linkInstall (args) {
// load current packages from the global space,
// and then add symlinks installs locally
const globalTop = resolve(this.npm.globalDir, '..')
const Arborist = require('@npmcli/arborist')
const globalOpts = {
...this.npm.flatOptions,
Arborist,
path: globalTop,
global: true,
prune: false,
}
const globalArb = new Arborist(globalOpts)
// get only current top-level packages from the global space
const globals = await globalArb.loadActual({
filter: (node, kid) =>
!node.isRoot || args.some(a => npa(a).name === kid),
})
// any extra arg that is missing from the current
// global space should be reified there first
const missing = this.missingArgsFromTree(globals, args)
if (missing.length) {
await globalArb.reify({
...globalOpts,
add: missing,
})
}
// get a list of module names that should be linked in the local prefix
const names = []
for (const a of args) {
const arg = npa(a)
if (arg.type === 'directory') {
const { content } = await pkgJson.normalize(arg.fetchSpec)
names.push(content.name)
} else {
names.push(arg.name)
}
}
// npm link should not save=true by default unless you're
// using any of --save-dev or other types
const save =
Boolean(
(this.npm.config.find('save') !== 'default' &&
this.npm.config.get('save')) ||
this.npm.config.get('save-optional') ||
this.npm.config.get('save-peer') ||
this.npm.config.get('save-dev') ||
this.npm.config.get('save-prod')
)
// create a new arborist instance for the local prefix and
// reify all the pending names as symlinks there
const localArb = new Arborist({
...this.npm.flatOptions,
prune: false,
path: this.npm.prefix,
save,
})
await localArb.reify({
...this.npm.flatOptions,
prune: false,
path: this.npm.prefix,
add: names.map(l => `file:${resolve(globalTop, 'node_modules', l).replace(/#/g, '%23')}`),
save,
workspaces: this.workspaceNames,
})
await reifyFinish(this.npm, localArb)
}
async linkPkg () {
const wsp = this.workspacePaths
const paths = wsp && wsp.length ? wsp : [this.npm.prefix]
const add = paths.map(path => `file:${path.replace(/#/g, '%23')}`)
const globalTop = resolve(this.npm.globalDir, '..')
const Arborist = require('@npmcli/arborist')
const arb = new Arborist({
...this.npm.flatOptions,
Arborist,
path: globalTop,
global: true,
})
await arb.reify({
add,
})
await reifyFinish(this.npm, arb)
}
// Returns a list of items that can't be fulfilled by
// things found in the current arborist inventory
missingArgsFromTree (tree, args) {
if (tree.isLink) {
return this.missingArgsFromTree(tree.target, args)
}
const foundNodes = []
const missing = args.filter(a => {
const arg = npa(a)
const nodes = tree.children.values()
const argFound = [...nodes].every(node => {
// TODO: write tests for unmatching version specs, this is hard to test
// atm but should be simple once we have a mocked registry again
if (arg.name !== node.name /* istanbul ignore next */ || (
arg.version &&
/* istanbul ignore next */
!semver.satisfies(node.version, arg.version)
)) {
foundNodes.push(node)
return true
}
})
return argFound
})
// remote nodes from the loaded tree in order
// to avoid dropping them later when reifying
for (const node of foundNodes) {
node.parent = null
}
return missing
}
}
module.exports = Link