Camelize Decorator

decorator.camelize.js

// Decora la funcion camelizando su resultado
function camelizeDecorator(fn) {
	return function() {
		return fn.apply(null, arguments).replace(/[-\s_]+(.)?/g, function(match, chr) {
			return chr ? chr.toUpperCase() : '';
		});	
	}
}

function k(a) {
	return a;
}

camelizedK = camelizeDecorator(k);

camelizedK('esto_es un-string'); // "estoEsUnString"