This is a shim for console logs. Console log interceptor IE 11 compatiable

consoleShim.js

var oldConsole = {
	log: console.log,
	debug: console.debug,
	info: console.info,
	warn: console.warn,
	error: console.error,
	trace: console.trace
};

function doSomething(obj) {
	// do your thing
}

function shim(type) {
	var args = [...arguments].splice(1)
	oldConsole[type](...args)
	doSomething({
		arguments: [...args],
		timestamp: new Date().getTime() / 1000,
		type: type
	});
}

window.addEventListener('error', function (event) {
	oldConsole.log(event);
	doSomething({
		arguments: [event.message],
		timestamp: new Date().getTime() / 1000,
		type: 'error',
		errorEvent: {
			lineNo: event.lineno,
			stack: event.error && event.error.stack,
			colno: event.colno,
			filename: event.filename
		}
	})
})

console.log = function () { shim('log', ...arguments) };
console.debug = function () { shim('debug', ...arguments) };
console.info = function () { shim('info', ...arguments) };
console.warn = function () { shim('warn', ...arguments) };
console.error = function () { shim('error', ...arguments) };
console.trace = function () { shim('trace', ...arguments) };