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