AlkantarClanX12
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const { statSync } = require('node:fs')
const { relative, resolve } = require('node:path')
const { mkdir } = require('node:fs/promises')
const initJson = require('init-package-json')
const npa = require('npm-package-arg')
const libexec = require('libnpmexec')
const mapWorkspaces = require('@npmcli/map-workspaces')
const PackageJson = require('@npmcli/package-json')
const { log, output, input } = require('proc-log')
const updateWorkspaces = require('../utils/update-workspaces.js')
const BaseCommand = require('../base-cmd.js')
const posixPath = p => p.split('\\').join('/')
class Init extends BaseCommand {
static description = 'Create a package.json file'
static params = [
'init-author-name',
'init-author-url',
'init-license',
'init-module',
'init-version',
'yes',
'force',
'scope',
'workspace',
'workspaces',
'workspaces-update',
'include-workspace-root',
]
static name = 'init'
static usage = [
'<package-spec> (same as `npx <package-spec>`)',
'<@scope> (same as `npx <@scope>/create`)',
]
static workspaces = true
static ignoreImplicitWorkspace = false
async exec (args) {
// npm exec style
if (args.length) {
return await this.execCreate(args)
}
// no args, uses classic init-package-json boilerplate
await this.template()
}
async execWorkspaces (args) {
// if the root package is uninitiated, take care of it first
if (this.npm.flatOptions.includeWorkspaceRoot) {
await this.exec(args)
}
// reads package.json for the top-level folder first, by doing this we
// ensure the command throw if no package.json is found before trying
// to create a workspace package.json file or its folders
const { content: pkg } = await PackageJson.normalize(this.npm.localPrefix).catch(err => {
if (err.code === 'ENOENT') {
log.warn('init', 'Missing package.json. Try with `--include-workspace-root`.')
}
throw err
})
// these are workspaces that are being created, so we cant use
// this.setWorkspaces()
const filters = this.npm.config.get('workspace')
const wPath = filterArg => resolve(this.npm.localPrefix, filterArg)
const workspacesPaths = []
// npm-exec style, runs in the context of each workspace filter
if (args.length) {
for (const filterArg of filters) {
const path = wPath(filterArg)
await mkdir(path, { recursive: true })
workspacesPaths.push(path)
await this.execCreate(args, path)
await this.setWorkspace(pkg, path)
}
return
}
// no args, uses classic init-package-json boilerplate
for (const filterArg of filters) {
const path = wPath(filterArg)
await mkdir(path, { recursive: true })
workspacesPaths.push(path)
await this.template(path)
await this.setWorkspace(pkg, path)
}
// reify packages once all workspaces have been initialized
await this.update(workspacesPaths)
}
async execCreate (args, path = process.cwd()) {
const [initerName, ...otherArgs] = args
let packageName = initerName
// Only a scope, possibly with a version
if (/^@[^/]+$/.test(initerName)) {
const [, scope, version] = initerName.split('@')
packageName = `@${scope}/create`
if (version) {
packageName = `${packageName}@${version}`
}
} else {
const req = npa(initerName)
if (req.type === 'git' && req.hosted) {
const { user, project } = req.hosted
packageName = initerName.replace(`${user}/${project}`, `${user}/create-${project}`)
} else if (req.registry) {
packageName = `${req.name.replace(/^(@[^/]+\/)?/, '$1create-')}@${req.rawSpec}`
} else {
throw Object.assign(new Error(
'Unrecognized initializer: ' + initerName +
'\nFor more package binary executing power check out `npx`:' +
'\nhttps://docs.npmjs.com/cli/commands/npx'
), { code: 'EUNSUPPORTED' })
}
}
const newArgs = [packageName, ...otherArgs]
const {
flatOptions,
localBin,
globalBin,
chalk,
} = this.npm
const runPath = path
const scriptShell = this.npm.config.get('script-shell') || undefined
const yes = this.npm.config.get('yes')
await libexec({
...flatOptions,
args: newArgs,
localBin,
globalBin,
output,
chalk,
path,
runPath,
scriptShell,
yes,
})
}
async template (path = process.cwd()) {
const initFile = this.npm.config.get('init-module')
if (!this.npm.config.get('yes') && !this.npm.config.get('force')) {
output.standard([
'This utility will walk you through creating a package.json file.',
'It only covers the most common items, and tries to guess sensible defaults.',
'',
'See `npm help init` for definitive documentation on these fields',
'and exactly what they do.',
'',
'Use `npm install <pkg>` afterwards to install a package and',
'save it as a dependency in the package.json file.',
'',
'Press ^C at any time to quit.',
].join('\n'))
}
try {
const data = await input.read(() => initJson(path, initFile, this.npm.config))
log.silly('package data', data)
return data
} catch (er) {
if (er.message === 'canceled') {
log.warn('init', 'canceled')
} else {
throw er
}
}
}
async setWorkspace (pkg, workspacePath) {
const workspaces = await mapWorkspaces({ cwd: this.npm.localPrefix, pkg })
// skip setting workspace if current package.json glob already satisfies it
for (const wPath of workspaces.values()) {
if (wPath === workspacePath) {
return
}
}
// if a create-pkg didn't generate a package.json at the workspace
// folder level, it might not be recognized as a workspace by
// mapWorkspaces, so we're just going to avoid touching the
// top-level package.json
try {
statSync(resolve(workspacePath, 'package.json'))
} catch (err) {
return
}
const pkgJson = await PackageJson.load(this.npm.localPrefix)
pkgJson.update({
workspaces: [
...(pkgJson.content.workspaces || []),
posixPath(relative(this.npm.localPrefix, workspacePath)),
],
})
await pkgJson.save()
}
async update (workspacesPaths) {
// translate workspaces paths into an array containing workspaces names
const workspaces = []
for (const path of workspacesPaths) {
const { content: { name } } = await PackageJson.normalize(path).catch(() => ({ content: {} }))
if (name) {
workspaces.push(name)
}
}
const {
config,
flatOptions,
localPrefix,
} = this.npm
await updateWorkspaces({
config,
flatOptions,
localPrefix,
npm: this.npm,
workspaces,
})
}
}
module.exports = Init