angularjs-filters.js

/*
 * Exemplo:
 * var users = [
 *   {name: 'Victor Queiroz'},
 *   {name: 'João Bosco'},
 *   {name: 'Ruan Jordão'}
 * ];
 *
 * Aplicando o filtro:
 * {{ users | pluck:'name' | join:', ' }}
 *
 * Retorno:
 * Victor Queiroz, João Bosco, Ruan Jordão
 * 
 * Dependências:
 * - VanillaJS
 */
angular.module('filters', [])
	.filter('join', function() {
		return function(list, token) {
		    return (list||[]).join(token);
		}
	}
	
	.filter('pluck', function() {
	    function pluck(objects, property) {
	        if (!(objects && property && angular.isArray(objects))) return [];

	        property = String(property);
	        
	        return objects.map(function(object) {
	            // just in case
	            object = Object(object);
	            
	            if (object.hasOwnProperty(property)) {
	                return object[property];
	            }
	            
	            return '';
	        });
	    }
	    
	    return function(objects, property) {
	        return pluck(objects, property);
	    }
	});
});

So fucking much better, congratulations! And thank you!

@darlanalves, @VictorQueiroz,
extended version of pluck filter https://gist.github.com/padaril/c0647a6b3d59d64c79d0