70 lines
1.6 KiB
Plaintext
70 lines
1.6 KiB
Plaintext
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import packageJson from '../../../../package.json'
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export function help({ message, usage, commands, options }) {
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let indent = 2
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// Render header
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console.log()
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console.log(`${packageJson.name} v${packageJson.version}`)
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// Render message
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if (message) {
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console.log()
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for (let msg of message.split('\n')) {
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console.log(msg)
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}
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}
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// Render usage
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if (usage && usage.length > 0) {
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console.log()
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console.log('Usage:')
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for (let example of usage) {
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console.log(' '.repeat(indent), example)
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}
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}
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// Render commands
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if (commands && commands.length > 0) {
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console.log()
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console.log('Commands:')
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for (let command of commands) {
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console.log(' '.repeat(indent), command)
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}
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}
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// Render options
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if (options) {
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let groupedOptions = {}
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for (let [key, value] of Object.entries(options)) {
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if (typeof value === 'object') {
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groupedOptions[key] = { ...value, flags: [key] }
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} else {
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groupedOptions[value].flags.push(key)
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}
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}
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console.log()
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console.log('Options:')
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for (let { flags, description, deprecated } of Object.values(groupedOptions)) {
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if (deprecated) continue
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if (flags.length === 1) {
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console.log(
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' '.repeat(indent + 4 /* 4 = "-i, ".length */),
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flags.slice().reverse().join(', ').padEnd(20, ' '),
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description
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)
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} else {
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console.log(
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' '.repeat(indent),
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flags.slice().reverse().join(', ').padEnd(24, ' '),
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description
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)
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}
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}
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}
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console.log()
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}
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