JS function: Create a string representation of a (nested) object for logging purposes

display-props.js

function displayProps(obj, indent) {
	indent = indent || '\t';
	var str = ({}).toString.call(obj).slice(8,-1) + ':\n';
	for (var key in obj) {
		var val = typeof obj[key] === 'object' ?
			displayProps(obj[key], indent + '\t') : obj[key];
		str += indent + key + ': ' + val + '\n';
	}
	return str;
}