gistfile1.txt

var MiniTemplate = function(template){
		this.template = eval(['([\'',template.replace(/\$\{([^${}]+)\}/g,'\',{key:\'$1\'},\''),'\'])'].join(''));
	};
MiniTemplate.prototype.merge = function(context){
	var template = this.template || [];
	var temp = [];
	for(var i = 0; i < template.length; i++){
		if(typeof template[i] == 'string'){
			temp.push(template[i]);
		}else if(typeof template[i] == 'object' && typeof template[i]['key'] == 'string'){
			temp.push(context[ template[i]['key'] ]);
		}
	}
	return 	temp.join('');
}