calebboyd
46 lines
1.5 KiB
TypeScript
46 lines
1.5 KiB
TypeScript
import download = require('download')
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import { pathExistsAsync } from '../util'
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import { LogStep } from '../logger'
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import { IncomingMessage } from 'http'
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import { NexeCompiler } from '../compiler'
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import { NexeTarget } from '../target'
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function fetchNodeSourceAsync(dest: string, url: string, step: LogStep, options = {}) {
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const setText = (p: number) => step.modify(`Downloading Node: ${p.toFixed()}%...`)
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return download(url, dest, Object.assign(options, { extract: true, strip: 1 }))
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.on('response', (res: IncomingMessage) => {
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const total = +res.headers['content-length']!
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let current = 0
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res.on('data', data => {
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current += data.length
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setText(current / total * 100)
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if (current === total) {
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step.log('Extracting Node...')
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}
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})
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})
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.then(() => step.log(`Node source extracted to: ${dest}`))
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}
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/**
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* Downloads the node source to the configured temporary directory
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* @param {*} compiler
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* @param {*} next
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*/
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export default async function downloadNode(compiler: NexeCompiler, next: () => Promise<void>) {
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const { src, log, targets: [{ version }] } = compiler
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const { sourceUrl, downloadOptions } = compiler.options
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const url = sourceUrl || `https://nodejs.org/dist/v${version}/node-v${version}.tar.gz`
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const step = log.step(`Downloading Node.js source from: ${url}`)
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if (await pathExistsAsync(src)) {
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step.log('Source already downloaded')
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return next()
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}
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if (compiler.options.build) {
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await fetchNodeSourceAsync(src, url, step, downloadOptions)
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}
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return next()
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}
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