pot-js/lib/utils/ensureInstanceNumber.js

Process management module

'use strict';

Object.defineProperty(exports, "__esModule", {
	value: true
});
exports.default = ensureInstanceNumber;

var _os = require('os');

var _os2 = _interopRequireDefault(_os);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

let cpus;

function ensureInstanceNumber(n) {
	n = ~~n;
	if (n > 0) return n;

	cpus = cpus || _os2.default.cpus().length;
	return !n ? cpus : ensureInstanceNumber(cpus + n);
}