node/deps/npm/lib/utils/usage.js
Ruy Adorno f3d3769f9f
deps: upgrade npm to 7.6.1
PR-URL: https://github.com/nodejs/node/pull/37606
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
2021-03-05 15:32:56 -05:00

30 lines
582 B
JavaScript

const aliases = require('../utils/cmd-list').aliases
module.exports = function usage (cmd, txt, opt) {
const post = Object.keys(aliases).reduce(function (p, c) {
var val = aliases[c]
if (val !== cmd)
return p
return p.concat(c)
}, [])
if (opt || post.length > 0)
txt += '\n\n'
if (post.length === 1) {
txt += 'alias: '
txt += post.join(', ')
} else if (post.length > 1) {
txt += 'aliases: '
txt += post.join(', ')
}
if (opt) {
if (post.length > 0)
txt += '\n'
txt += 'common options: ' + opt
}
return txt
}