71 lines
1.4 KiB
JavaScript
71 lines
1.4 KiB
JavaScript
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const readline = require('readline')
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const promiseSpawn = require('@npmcli/promise-spawn')
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function print (npm, title, url) {
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const json = npm.config.get('json')
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const message = json ? JSON.stringify({ title, url }) : `${title}:\n${url}`
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npm.output(message)
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}
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// Prompt to open URL in browser if possible
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const promptOpen = async (npm, url, title, prompt, emitter) => {
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const browser = npm.config.get('browser')
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const isInteractive = process.stdin.isTTY === true && process.stdout.isTTY === true
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try {
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if (!/^https?:$/.test(new URL(url).protocol)) {
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throw new Error()
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}
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} catch (_) {
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throw new Error('Invalid URL: ' + url)
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}
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print(npm, title, url)
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if (browser === false || !isInteractive) {
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return
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}
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const rl = readline.createInterface({
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input: process.stdin,
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output: process.stdout,
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})
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const tryOpen = await new Promise(resolve => {
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rl.on('SIGINT', () => {
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rl.close()
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resolve('SIGINT')
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})
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rl.question(prompt, () => {
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resolve(true)
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})
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if (emitter && emitter.addListener) {
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emitter.addListener('abort', () => {
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rl.close()
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// clear the prompt line
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npm.output('')
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resolve(false)
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})
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}
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})
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if (tryOpen === 'SIGINT') {
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throw new Error('canceled')
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}
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if (!tryOpen) {
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return
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}
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const command = browser === true ? null : browser
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await promiseSpawn.open(url, { command })
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}
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module.exports = promptOpen
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