bigint-crypto-utils/node_modules/command-line-usage/lib/option-list.js

82 lines
2.3 KiB
JavaScript

'use strict'
const Section = require('./section')
const Table = require('table-layout')
const ansi = require('ansi-escape-sequences')
const t = require('typical')
const arrayify = require('array-back')
class OptionList extends Section {
constructor (data) {
super()
let definitions = arrayify(data.optionList)
const hide = arrayify(data.hide)
const groups = arrayify(data.group)
/* filter out hidden definitions */
if (hide.length) {
definitions = definitions.filter(definition => {
return hide.indexOf(definition.name) === -1
})
}
if (data.header) this.header(data.header)
if (groups.length) {
definitions = definitions.filter(def => {
const noGroupMatch = groups.indexOf('_none') > -1 && !t.isDefined(def.group)
const groupMatch = intersect(arrayify(def.group), groups)
if (noGroupMatch || groupMatch) return def
})
}
const rows = definitions.map(def => {
return {
option: getOptionNames(def, 'bold', data.reverseNameOrder),
description: ansi.format(def.description)
}
})
const table = new Table(rows, {
padding: { left: ' ', right: ' ' },
columns: [
{ name: 'option', noWrap: true },
{ name: 'description', maxWidth: 80 }
]
})
this.add(table.renderLines())
this.emptyLine()
}
}
function getOptionNames (definition, optionNameStyles, reverseNameOrder) {
let type = definition.type ? definition.type.name.toLowerCase() : ''
const multiple = definition.multiple ? '[]' : ''
if (type) {
type = type === 'boolean' ? '' : `[underline]{${type}${multiple}}`
}
type = ansi.format(definition.typeLabel || type)
let result = ''
if (definition.alias) {
if (reverseNameOrder) {
result = `${ansi.format(`--${definition.name}`, optionNameStyles)}, ${ansi.format('-' + definition.alias, optionNameStyles)} ${type}`
} else {
result = `${ansi.format('-' + definition.alias, optionNameStyles)}, ${ansi.format(`--${definition.name} ${type}`, optionNameStyles)}`
}
} else {
result = `${ansi.format(`--${definition.name}`, optionNameStyles)} ${type}`
}
return result
}
function intersect (arr1, arr2) {
return arr1.some(function (item1) {
return arr2.some(function (item2) {
return item1 === item2
})
})
}
module.exports = OptionList