haxe trace to console.log with objects instead of strings

Trace.hx

// check browser console in https://try.haxe.org/#cFBDb

class Trace {
	static function main() {

		var a = {};
		Reflect.setProperty(a, "b", "c");

		trace("before");
		trace("a");
		trace(a);
		trace("a", a);
		trace(123);

		haxe.Log.trace = consoleTrace;

		trace("after");
		trace("a");
		trace(a);
		trace("a", a);
		trace(123);
	}
	
	static function consoleTrace(v:Dynamic, ?infos:haxe.PosInfos) {
		var args = formatOutput(v,infos);
		Reflect.callMethod(js.Browser.console, js.Browser.console.log, args);
	}
	
	public static function formatOutput( v : Dynamic, infos : haxe.PosInfos ) : Array<Dynamic> {
		var arr = [v];
		if( infos == null )
			return arr;
		var pstr = infos.fileName + ":" + infos.lineNumber;
		if( infos != null && infos.customParams != null ) for( v in infos.customParams ) arr.push(v);
		arr.unshift(pstr);
		return arr;
	}
}