#!/usr/bin/env node
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const cli = require('../lib/cli.js')
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// run the resulting command as `npm exec ...args`
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process.argv[1] = require.resolve('./npm-cli.js')
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process.argv.splice(2, 0, 'exec')
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// TODO: remove the affordances for removed items in npm v9
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const removedSwitches = new Set([
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'always-spawn',
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'ignore-existing',
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'shell-auto-fallback',
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])
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const removedOpts = new Set([
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'npm',
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'node-arg',
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'n',
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])
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const removed = new Set([
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...removedSwitches,
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...removedOpts,
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])
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const { definitions, shorthands } = require('@npmcli/config/lib/definitions')
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const npmSwitches = Object.entries(definitions)
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.filter(([, { type }]) => type === Boolean ||
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(Array.isArray(type) && type.includes(Boolean)))
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.map(([key]) => key)
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// things that don't take a value
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const switches = new Set([
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...removedSwitches,
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...npmSwitches,
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'no-install',
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'quiet',
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'q',
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'version',
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'v',
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'help',
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'h',
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])
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// things that do take a value
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const opts = new Set([
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...removedOpts,
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'package',
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'p',
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'cache',
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'userconfig',
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'call',
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'c',
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'shell',
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'npm',
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'node-arg',
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'n',
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])
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// break out of loop when we find a positional argument or --
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// If we find a positional arg, we shove -- in front of it, and
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// let the normal npm cli handle the rest.
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let i
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let sawRemovedFlags = false
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for (i = 3; i < process.argv.length; i++) {
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const arg = process.argv[i]
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if (arg === '--') {
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break
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} else if (/^-/.test(arg)) {
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const [key, ...v] = arg.replace(/^-+/, '').split('=')
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switch (key) {
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case 'p':
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process.argv[i] = ['--package', ...v].join('=')
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break
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case 'shell':
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process.argv[i] = ['--script-shell', ...v].join('=')
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break
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case 'no-install':
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process.argv[i] = '--yes=false'
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break
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default:
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// resolve shorthands and run again
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if (shorthands[key] && !removed.has(key)) {
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const a = [...shorthands[key]]
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if (v.length) {
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a.push(v.join('='))
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}
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process.argv.splice(i, 1, ...a)
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i--
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continue
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}
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break
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}
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if (removed.has(key)) {
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// eslint-disable-next-line no-console
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console.error(`npx: the --${key} argument has been removed.`)
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sawRemovedFlags = true
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process.argv.splice(i, 1)
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i--
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}
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if (v.length === 0 && !switches.has(key) &&
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(opts.has(key) || !/^-/.test(process.argv[i + 1]))) {
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// value will be next argument, skip over it.
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if (removed.has(key)) {
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// also remove the value for the cut key.
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process.argv.splice(i + 1, 1)
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} else {
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i++
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}
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}
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} else {
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// found a positional arg, put -- in front of it, and we're done
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process.argv.splice(i, 0, '--')
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break
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}
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}
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if (sawRemovedFlags) {
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// eslint-disable-next-line no-console
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console.error('See `npm help exec` for more information')
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}
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cli(process)
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