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