matschaffer / jquery_attr_accessor

An implementation of ruby style member accessors as a jquery plugin. 

Simplifying code
javallone (author)
Mon Apr 20 13:14:11 -0700 2009
matschaffer (committer)
Mon Apr 20 13:16:17 -0700 2009
commit  b02cfc918f4590e66453ff90d6bcbed3a761dc10
tree    60e06e45e13e39e0cc1c3558c8fb6ab3911a445e
parent  2239a8414153dc536b340bcbb8dec79358331027
jquery_attr_accessor / attr_accessor.js
100644 44 lines (36 sloc) 0.962 kb
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(function($) {
	var attr_name = function(name) { return '_' + name; }
	var getter_name = function(name) { return '_get' + attr_name(name); }
	var setter_name = function(name) { return '_set' + attr_name(name); }
 
	var attr_method = function(name) {
		return function() {
			var method = (arguments.length == 0) ? getter_name(name) : setter_name(name);
			return this[method].apply(this, arguments);
		}
	}
 
	$.fn.extend({
		attr_accessor: function(name) {
			this.attr_reader(name);
			this.attr_writer(name);
 
			return this;
		},
 
		attr_reader: function(name) {
			this.each(function() {
				this[getter_name(name)] = function() {
					return this[attr_name(name)];
				}
				this[name] = attr_method(name);
			});
 
			return this;
		},
 
		attr_writer: function(name) {
			this.each(function() {
				this[setter_name(name)] = function(x) {
					this[attr_name(name)] = x;
				}
				this[name] = attr_method(name);
			});
 
			return this;
		}
	});
})(jQuery);