tra-analysis/website/node_modules/npm/lib/utils/usage.js

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2019-01-06 19:14:45 +00:00
'use strict'
var aliases = require('../config/cmd-list').aliases
module.exports = function usage (cmd, txt, opt) {
var 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
}