Main.hx

class Getter<T> {
  var filter:String;
  var obj:Array<T>;
  public inline function new(obj:Array<T>,filter:String) {
    this.filter = filter;
    this.obj = obj;
  }

  public inline function get(value:Dynamic) {
      var new_list:Array<T> = [];
      for (element in obj) {
         var dyn:haxe.DynamicAccess<T> = untyped element;
         if (dyn[filter] == value) new_list.push(element);
      };
      return new_list;
      
  }
}

abstract Resolver<T>(Array<T>) from Array<T> to Array<T> {

    @:resolve public inline function resolver(filter:String) {
      return new Getter(this,filter);
    }

}


typedef Player = {
    name:String,
    surname:String
}
    

class Test {

  static function main() {
    var wrapper:Resolver<Player> = [
       {name:'mario',surname:'rossi'},
       {name:'paolo',surname:'bianchi'},
    ];
    trace(wrapper.name.get('mario')[0].name);
  }
}

main.js

// Generated by Haxe 3.3.0
(function () { "use strict";
var Test = function() { };
Test.main = function() {
	var wrapper = [{ name : "mario", surname : "rossi"},{ name : "paolo", surname : "bianchi"}];
	var _this_obj = wrapper;
	var new_list = [];
	var _g = 0;
	while(_g < _this_obj.length) {
		var element = _this_obj[_g];
		++_g;
		if(element.name == "mario") {
			new_list.push(element);
		}
	}
	console.log(new_list[0].name);
};
Test.main();
})();