Mini Shell
const { resolve } = require('node:path')
const BaseCommand = require('../base-cmd.js')
const { log, output } = require('proc-log')
class QuerySelectorItem {
constructor (node) {
// all enumerable properties from the target
Object.assign(this, node.target.package)
// append extra info
this.pkgid = node.target.pkgid
this.location = node.target.location
this.path = node.target.path
this.realpath = node.target.realpath
this.resolved = node.target.resolved
this.from = []
this.to = []
this.dev = node.target.dev
this.inBundle = node.target.inBundle
this.deduped = this.from.length > 1
this.overridden = node.overridden
this.queryContext = node.queryContext
for (const edge of node.target.edgesIn) {
this.from.push(edge.from.location)
}
for (const [, edge] of node.target.edgesOut) {
if (edge.to) {
this.to.push(edge.to.location)
}
}
}
}
class Query extends BaseCommand {
#response = [] // response is the query response
#seen = new Set() // paths we've seen so we can keep response deduped
static description = 'Retrieve a filtered list of packages'
static name = 'query'
static usage = ['<selector>']
static workspaces = true
static ignoreImplicitWorkspace = false
static params = [
'global',
'workspace',
'workspaces',
'include-workspace-root',
'package-lock-only',
'expect-results',
]
constructor (...args) {
super(...args)
this.npm.config.set('json', true)
}
async exec (args) {
const packageLock = this.npm.config.get('package-lock-only')
const Arborist = require('@npmcli/arborist')
const arb = new Arborist({
...this.npm.flatOptions,
// one dir up from wherever node_modules lives
path: resolve(this.npm.dir, '..'),
forceActual: !packageLock,
})
let tree
if (packageLock) {
try {
tree = await arb.loadVirtual()
} catch (err) {
log.verbose('loadVirtual', err.stack)
throw this.usageError(
'A package lock or shrinkwrap file is required in package-lock-only mode'
)
}
} else {
tree = await arb.loadActual()
}
await this.#queryTree(tree, args[0])
this.#output()
}
async execWorkspaces (args) {
await this.setWorkspaces()
const Arborist = require('@npmcli/arborist')
const arb = new Arborist({
...this.npm.flatOptions,
path: this.npm.prefix,
})
// FIXME: Workspace support in query does not work as expected so this does not
// do the same package-lock-only check as this.exec().
// https://github.com/npm/cli/pull/6732#issuecomment-1708804921
const tree = await arb.loadActual()
for (const path of this.workspacePaths) {
const wsTree = path === tree.root.path
? tree // --includes-workspace-root
: await tree.querySelectorAll(`.workspace:path(${path})`).then(r => r[0].target)
await this.#queryTree(wsTree, args[0])
}
this.#output()
}
#output () {
this.checkExpected(this.#response.length)
output.buffer(this.#response)
}
// builds a normalized inventory
async #queryTree (tree, arg) {
const items = await tree.querySelectorAll(arg, this.npm.flatOptions)
for (const node of items) {
const { location } = node.target
if (!location || !this.#seen.has(location)) {
const item = new QuerySelectorItem(node)
this.#response.push(item)
if (location) {
this.#seen.add(item.location)
}
}
}
}
}
module.exports = Query
Zerion Mini Shell 1.0