142 lines
3.5 KiB
JavaScript
142 lines
3.5 KiB
JavaScript
const PackageJson = require('@npmcli/package-json')
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const BaseCommand = require('../base-command.js')
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const Queryable = require('../utils/queryable.js')
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class Pkg extends BaseCommand {
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static description = 'Manages your package.json'
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static name = 'pkg'
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static usage = [
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'set <key>=<value> [<key>=<value> ...]',
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'get [<key> [<key> ...]]',
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'delete <key> [<key> ...]',
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'set [<array>[<index>].<key>=<value> ...]',
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'set [<array>[].<key>=<value> ...]',
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]
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static params = [
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'force',
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'json',
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'workspace',
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'workspaces',
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]
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static workspaces = true
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static ignoreImplicitWorkspace = false
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async exec (args, { prefix } = {}) {
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if (!prefix) {
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this.prefix = this.npm.localPrefix
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} else {
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this.prefix = prefix
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}
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if (this.npm.global) {
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throw Object.assign(
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new Error(`There's no package.json file to manage on global mode`),
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{ code: 'EPKGGLOBAL' }
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)
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}
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const [cmd, ..._args] = args
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switch (cmd) {
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case 'get':
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return this.get(_args)
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case 'set':
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return this.set(_args)
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case 'delete':
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return this.delete(_args)
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default:
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throw this.usageError()
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}
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}
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async execWorkspaces (args) {
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await this.setWorkspaces()
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const result = {}
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for (const [workspaceName, workspacePath] of this.workspaces.entries()) {
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this.prefix = workspacePath
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result[workspaceName] = await this.exec(args, { prefix: workspacePath })
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}
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// when running in workspaces names, make sure to key by workspace
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// name the results of each value retrieved in each ws
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this.npm.output(JSON.stringify(result, null, 2))
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}
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async get (args) {
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const pkgJson = await PackageJson.load(this.prefix)
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const { content } = pkgJson
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let result = !args.length && content
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if (!result) {
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const q = new Queryable(content)
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result = q.query(args)
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// in case there's only a single result from the query
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// just prints that one element to stdout
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if (Object.keys(result).length === 1) {
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result = result[args]
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}
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}
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// only outputs if not running with workspaces config,
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// in case you're retrieving info for workspaces the pkgWorkspaces
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// will handle the output to make sure it get keyed by ws name
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if (!this.npm.config.get('workspaces')) {
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this.npm.output(JSON.stringify(result, null, 2))
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}
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return result
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}
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async set (args) {
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const setError = () =>
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this.usageError('npm pkg set expects a key=value pair of args.')
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if (!args.length) {
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throw setError()
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}
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const force = this.npm.config.get('force')
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const json = this.npm.config.get('json')
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const pkgJson = await PackageJson.load(this.prefix)
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const q = new Queryable(pkgJson.content)
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for (const arg of args) {
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const [key, ...rest] = arg.split('=')
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const value = rest.join('=')
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if (!key || !value) {
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throw setError()
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}
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q.set(key, json ? JSON.parse(value) : value, { force })
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}
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pkgJson.update(q.toJSON())
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await pkgJson.save()
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}
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async delete (args) {
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const setError = () =>
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this.usageError('npm pkg delete expects key args.')
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if (!args.length) {
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throw setError()
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}
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const pkgJson = await PackageJson.load(this.prefix)
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const q = new Queryable(pkgJson.content)
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for (const key of args) {
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if (!key) {
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throw setError()
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}
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q.delete(key)
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}
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pkgJson.update(q.toJSON())
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await pkgJson.save()
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}
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}
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module.exports = Pkg
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