0x - npm Package Compare versions

Comparing version 4.1.6 to 4.2.0

lib/preload/no-cluster.js

lib/preload/redir-stdout.js

		'use strict'
		const fs = require('fs')
		process.stdout.write = ((write) => (chunk, encoding, cb) => {
		if (typeof chunk !== 'string' && !(chunk instanceof Buffer)) {
		throw new TypeError(
		'Invalid data, chunk must be a string or buffer, not ' + typeof chunk);
		}
		if (typeof encoding === 'function') {
		cb = encoding
		}
		fs.writeSync(3, chunk)
		if (typeof cb === 'function') cb()
		return true
		})(process.stdout.write.bind(process.stdout))
		const net = require('net')

		const socket = new net.Socket({
		fd: 3,
		readable: false,
		writable: true
		})
		Object.defineProperty(process, 'stdout', {
		configurable: true,
		enumerable: true,
		get: () => socket
		})

package.json

		{
		"name": "0x",
		"version": "4.1.6",
		"version": "4.2.0",
		"description": "🔥 single-command flamegraph profiling 🔥",
		@@ -10,2 +10,3 @@ "main": "index.js",
		"stress-rest-example": "cd examples/rest-api && npm test",
		"start": "./cmd.js --on-port 'npm run stress-rest-example' -- node examples/rest-api",
		"lint": "standard"
		@@ -12,0 +13,0 @@ },

platform/v8.js

		@@ -32,2 +32,3 @@ 'use strict'
		'--print-opt-source',
		'-r', path.join(__dirname, '..', 'lib', 'preload', 'no-cluster'),
		'-r', path.join(__dirname, '..', 'lib', 'preload', 'redir-stdout'),
		@@ -47,16 +48,53 @@ '-r', path.join(__dirname, '..', 'lib', 'preload', 'soft-exit'),

		let closeTimer
		let softClosed = false
		const softClose = () => {
		if (softClosed) return
		softClosed = true
		status('Waiting for subprocess to exit...')
		closeTimer = setTimeout(() => {
		status('Closing subprocess is taking a long time, it might have hung. Press Ctrl+C again to force close')
		}, 3000)
		// Stop the subprocess; force stop it on the second SIGINT
		proc.stdio[5].destroy()

		onsigint = forceClose
		process.once('SIGINT', onsigint)
		}
		const forceClose = () => {
		status('Force closing subprocess...')
		proc.kill()
		}

		let onsigint = softClose
		process.once('SIGINT', onsigint)
		process.once('SIGTERM', forceClose)
		process.on('exit', forceClose)

		const whenPort = onPort && spawnOnPort(onPort, await when(proc.stdio[5], 'data'))

		let onPortError
		if (onPort) {
		// Graceful close once --on-port process ends
		onPortError = whenPort.then(() => {
		process.removeListener('SIGINT', onsigint)
		softClose()
		}, (err) => {
		proc.kill()
		throw err
		})
		}

		const code = await Promise.race([
		new Promise((resolve) => process.once('SIGINT', resolve)),
		new Promise((resolve) => proc.once('exit', (code) => resolve(code))),
		...(onPort ? [new Promise((resolve, reject) => {
		whenPort.then(() => proc.stdio[5].destroy())
		whenPort.catch((err) => {
		proc.kill()
		reject(err)
		})
		})] : [])
		])
		when(proc, 'exit'),
		// This never resolves but may reject.
		// When the --on-port process ends, we still wait for proc's 'exit'.
		onPortError
		].filter(Boolean))

		clearTimeout(closeTimer)
		process.removeListener('SIGINT', onsigint)
		process.removeListener('SIGTERM', forceClose)
		process.removeListener('exit', forceClose)

		if (code\|0 !== 0) {
		@@ -63,0 +101,0 @@ throw Object.assign(Error('Target subprocess error, code: ' + code), { code })

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