file.js

// my-wdiget.js 

+function ($) { 'use strict'; 
	
	var Plugin = function (element, options) {
		this.element = element;
		this.options = options ? options : Plugin.DEFAULTS;
		
		return this;
	};
	
	Plugin.VERSION  = '0.1.0';
	Plugin.DEFAULTS = {};
	
	$.fn.awesome = function (opts) {
		var options = $.extend({}, $.fn.awesome.defaults, opts);
		return this.each (function () {
			var awesome = new Plugin ($(this)[0], options);
			awesome();
		});
	};
	
	$.fn.awesome.defaults = Plugin.DEFAULTS;

}(jQuery);

file.less

/*! my-wdiget.less */ 

@base: #f938ab;

.box-shadow(@style, @c) when (iscolor(@c)) {
  -webkit-box-shadow: @style @c;
  box-shadow:         @style @c;
}

.box-shadow(@style, @alpha: 50%) when (isnumber(@alpha)) {
  .box-shadow(@style, rgba(0, 0, 0, @alpha));
}

.box {
  color: saturate(@base, 5%);
  border-color: lighten(@base, 30%);
  div { .box-shadow(0 0 5px, 30%) }
}