process-exists

Check if a process is running

Install

$ npm install process-exists

Usage

const processExists = require('process-exists');

(async () => {
	console.log(await processExists(process.pid));
	//=> true

	const exists = await processExists.all([process.pid, 'foo']);

	console.log(exists.get(process.pid));
	//=> true

	console.log(exists.get('foo'));
	//=> false

	console.log(processExists.filterExists(exists));
	//=> [process.pid]
})();

API

processExists(input)

Returns a Promise<boolean>.

input

Type: number | string

Process ID or name to check.

processExists.all(input)

Returns a Promise<Map> with the process name/ID as key and the status as a boolean value.

input

Type: Array<number | string>

Process IDs or names to check.

processExists.filterExists(input)

Returns an Array<number | string> with the processes that exist.

input

Type: Array<number | string>

Process IDs or names to check.