diff --git a/hscript/CustomClassHandler.hx b/hscript/CustomClassHandler.hx
index 445a362..9ad9624 100644
--- a/hscript/CustomClassHandler.hx
+++ b/hscript/CustomClassHandler.hx
@@ -1,5 +1,7 @@
 package hscript;
 
+import hscript.Interp.DeclaredVar;
+import hscript.utils.UnsafeReflect;
 using StringTools;
 
 class CustomClassHandler implements IHScriptCustomConstructor {
@@ -11,12 +13,18 @@ class CustomClassHandler implements IHScriptCustomConstructor {
 	public var extend:String;
 	public var interfaces:Array<String>;
 
+	public var cl:Class<Dynamic>;
+
 	public function new(ogInterp:Interp, name:String, fields:Array<Expr>, ?extend:String, ?interfaces:Array<String>) {
 		this.ogInterp = ogInterp;
 		this.name = name;
 		this.fields = fields;
 		this.extend = extend;
 		this.interfaces = interfaces;
+
+		this.cl = extend == null ? TemplateClass : Type.resolveClass('${extend}_HSX');
+		if(cl == null)
+			ogInterp.error(EInvalidClass(extend));
 	}
 
 	public function hnew(args:Array<Dynamic>):Dynamic {
@@ -24,14 +32,10 @@ class CustomClassHandler implements IHScriptCustomConstructor {
 
 		interp.errorHandler = ogInterp.errorHandler;
 
-		var cl = extend == null ? TemplateClass : Type.resolveClass('${extend}_HSX');
-		if(cl == null)
-			ogInterp.error(EInvalidClass(extend));
-
-		var _class = Type.createInstance(cl, args);
+		var _class:IHScriptCustomClassBehaviour = Type.createInstance(cl, args);
 
 		var __capturedLocals = ogInterp.duplicate(ogInterp.locals);
-		var capturedLocals:Map<String, {r:Dynamic, depth:Int}> = [];
+		var capturedLocals:Map<String, DeclaredVar> = [];
 		for(k=>e in __capturedLocals)
 			if (e != null && e.depth <= 0)
 				capturedLocals.set(k, e);
@@ -49,6 +53,15 @@ class CustomClassHandler implements IHScriptCustomConstructor {
 			}
 		}
 
+		var comparisonMap = new Map();
+		for(key => value in interp.variables) {
+			comparisonMap.set(key, value);
+		}
+
+		_class.__custom__variables = interp.variables;
+
+		//trace(fields);
+
 		for(expr in fields) {
 			@:privateAccess
 			interp.exprReturn(expr);
@@ -58,14 +71,33 @@ class CustomClassHandler implements IHScriptCustomConstructor {
 
 		_class.__interp = interp;
 		interp.scriptObject = _class;
-
-		var newFunc = interp.variables.get("new");
-		if(newFunc != null) {
-			Reflect.callMethod(null, newFunc, args);
+		// get only variables that were not set before
+		var classVariables = [for(key => value in interp.variables) if(!comparisonMap.exists(key) || comparisonMap[key] != value) key => value];
+		for(variable => value in classVariables) {
+			if(variable == "this" || variable == "super") continue;
+			@:privateAccess
+			if(!interp.__instanceFields.contains(variable)) {
+				interp.__instanceFields.push(variable);
+			}
 		}
 
+		//trace([for(key => value in classVariables) key]);
+		//@:privateAccess
+		//trace(interp.__instanceFields);
+
+		_class.__allowSetGet = false;
+
 		for(variable => value in interp.variables) {
 			if(variable == "this") continue;
+
+			if(variable.startsWith("set_") || variable.startsWith("get_")) {
+				_class.__allowSetGet = true;
+			}
+		}
+
+		var newFunc = interp.variables.get("new");
+		if(newFunc != null) {
+			UnsafeReflect.callMethodUnsafe(null, newFunc, args);
 		}
 
 		return _class;
@@ -76,29 +108,44 @@ class CustomClassHandler implements IHScriptCustomConstructor {
 	}
 }
 
-class TemplateClass implements IHScriptCustomBehaviour {
+class TemplateClass implements IHScriptCustomClassBehaviour implements IHScriptCustomBehaviour {
 	public var __interp:Interp;
+	public var __allowSetGet:Bool = true;
+	public var __custom__variables:Map<String, Dynamic>;
 
 	public function hset(name:String, val:Dynamic):Dynamic {
-		if(this.__interp.variables.exists("set_" + name)) {
-			return this.__interp.variables.get("set_" + name)(val); // TODO: Prevent recursion from setting it in the function
-		}
-		if (this.__interp.variables.exists(name)) {
-			this.__interp.variables.set(name, val);
+		if(__allowSetGet && __custom__variables.exists("set_" + name))
+			return __callSetter(name, val);
+		if (__custom__variables.exists(name)) {
+			__custom__variables.set(name, val);
 			return val;
 		}
-		Reflect.setProperty(this, name, val);
-		return Reflect.field(this, name);
+		UnsafeReflect.setProperty(this, name, val);
+		return UnsafeReflect.field(this, name);
 	}
 	public function hget(name:String):Dynamic {
-		if(this.__interp.variables.exists("get_" + name))
-			return this.__interp.variables.get("get_" + name)();
-		if (this.__interp.variables.exists(name))
-			return this.__interp.variables.get(name);
-		return Reflect.getProperty(this, name);
+		if(__allowSetGet && __custom__variables.exists("get_" + name))
+			return __callGetter(name);
+		if (__custom__variables.exists(name))
+			return __custom__variables.get(name);
+		return UnsafeReflect.getProperty(this, name);
+	}
+
+	public function __callGetter(name:String):Dynamic {
+		__allowSetGet = false;
+		var v = __custom__variables.get("get_" + name)();
+		__allowSetGet = true;
+		return v;
+	}
+
+	public function __callSetter(name:String, val:Dynamic):Dynamic {
+		__allowSetGet = false;
+		var v = __custom__variables.get("set_" + name)(val);
+		__allowSetGet = true;
+		return v;
 	}
 }
 
-class StaticHandler {
+final class StaticHandler {
 	public function new() {}
 }
\ No newline at end of file
diff --git a/hscript/Expr.hx b/hscript/Expr.hx
index b8c43dc..269bc5e 100644
--- a/hscript/Expr.hx
+++ b/hscript/Expr.hx
@@ -21,6 +21,16 @@
  */
 package hscript;
 
+typedef Int8 = #if cpp cpp.Int8 #else Int #end;
+typedef Int16 = #if cpp cpp.Int16 #else Int #end;
+typedef Int32 = #if cpp cpp.Int32 #else Int #end;
+typedef Int64 = #if cpp cpp.Int64 #else Int #end;
+
+typedef UInt8 = #if cpp cpp.UInt8 #else Int #end;
+typedef UInt16 = #if cpp cpp.UInt16 #else Int #end;
+typedef UInt32 = #if cpp cpp.UInt32 #else Int #end;
+typedef UInt64 = #if cpp cpp.UInt64 #else Int #end;
+
 enum Const {
 	CInt( v : Int );
 	CFloat( f : Float );
@@ -31,12 +41,13 @@ enum Const {
 }
 
 #if hscriptPos
-typedef Expr = {
-	var e : ExprDef;
-	var pmin : Int;
-	var pmax : Int;
-	var origin : String;
-	var line : Int;
+@:structInit
+final class Expr {
+	public var e : ExprDef;
+	public var pmin : Int;
+	public var pmax : Int;
+	public var origin : String;
+	public var line : Int;
 }
 enum ExprDef {
 #else
@@ -66,7 +77,7 @@ enum Expr {
 	ETry( e : Expr, v : String, t : Null<CType>, ecatch : Expr );
 	EObject( fl : Array<{ name : String, e : Expr }> );
 	ETernary( cond : Expr, e1 : Expr, e2 : Expr );
-	ESwitch( e : Expr, cases : Array<{ values : Array<Expr>, expr : Expr }>, ?defaultExpr : Expr );
+	ESwitch( e : Expr, cases : Array<SwitchCase>, ?defaultExpr : Expr );
 	EDoWhile( cond : Expr, e : Expr);
 	EMeta( name : String, args : Array<Expr>, e : Expr );
 	ECheckType( e : Expr, t : CType );
@@ -75,6 +86,12 @@ enum Expr {
 	EClass( name:String, fields:Array<Expr>, ?extend:String, interfaces:Array<String> );
 }
 
+@:structInit
+final class SwitchCase {
+	public var values : Array<Expr>;
+	public var expr : Expr;
+}
+
 typedef Argument = { name : String, ?t : CType, ?opt : Bool, ?value : Expr };
 
 typedef Metadata = Array<{ name : String, params : Array<Expr> }>;
@@ -157,13 +174,13 @@ typedef FieldDecl = {
 	var access : Array<FieldAccess>;
 }
 
-enum FieldAccess {
-	APublic;
-	APrivate;
-	AInline;
-	AOverride;
-	AStatic;
-	AMacro;
+enum abstract FieldAccess(UInt8) {
+	var APublic;
+	var APrivate;
+	var AInline;
+	var AOverride;
+	var AStatic;
+	var AMacro;
 }
 
 enum FieldKind {
diff --git a/hscript/IHScriptCustomClassBehaviour.hx b/hscript/IHScriptCustomClassBehaviour.hx
new file mode 100644
index 0000000..a291a1e
--- /dev/null
+++ b/hscript/IHScriptCustomClassBehaviour.hx
@@ -0,0 +1,14 @@
+package hscript;
+
+interface IHScriptCustomClassBehaviour {
+	public var __interp:Interp;
+	public var __custom__variables:Map<String, Dynamic>;
+	public var __allowSetGet:Bool;
+
+	public function hset(name:String, val:Dynamic):Dynamic;
+	public function hget(name:String):Dynamic;
+
+	public function __callGetter(name:String):Dynamic;
+
+	public function __callSetter(name:String, val:Dynamic):Dynamic;
+}
\ No newline at end of file
diff --git a/hscript/Interp.hx b/hscript/Interp.hx
index 6833b4c..491d2ba 100644
--- a/hscript/Interp.hx
+++ b/hscript/Interp.hx
@@ -28,9 +28,7 @@
  */
 package hscript;
 
-import haxe.iterators.StringKeyValueIteratorUnicode;
-import haxe.EnumTools;
-import haxe.display.Protocol.InitializeResult;
+import hscript.utils.UnsafeReflect;
 import haxe.PosInfos;
 import hscript.Expr;
 import haxe.Constraints.IMap;
@@ -43,10 +41,58 @@ private enum Stop {
 	SReturn;
 }
 
+enum abstract ScriptObjectType(UInt8) {
+	var SClass;
+	var SObject;
+	var SStaticClass;
+	var SCustomClass;
+	var SBehaviourClass;
+	var SNull;
+}
+
+@:structInit
+class DeclaredVar {
+	public var r:Dynamic;
+	public var depth:Int;
+}
+
+@:structInit
+class RedeclaredVar {
+	public var n:String;
+	public var old:DeclaredVar;
+	public var depth:Int;
+}
+
 class Interp {
 	public var scriptObject(default, set):Dynamic;
+	private var _hasScriptObject(default, null):Bool = false;
+	private var _scriptObjectType(default, null):ScriptObjectType = SNull;
 	public function set_scriptObject(v:Dynamic) {
-		__instanceFields = (v == null) ? [] : Type.getInstanceFields(Type.getClass(v));
+		switch(Type.typeof(v)) {
+			case TClass(c): // Class Access
+				__instanceFields = Type.getInstanceFields(c);
+				if(c is IHScriptCustomClassBehaviour) {
+					_scriptObjectType = SCustomClass;
+				} else if(c is IHScriptCustomBehaviour) {
+					_scriptObjectType = SBehaviourClass;
+				} else {
+					_scriptObjectType = SClass;
+				}
+			case TObject: // Object Access or Static Class Access
+				var cls = Type.getClass(v);
+				switch(Type.typeof(cls)) {
+					case TClass(c): // Static Class Access
+						__instanceFields = Type.getInstanceFields(c);
+						_scriptObjectType = SStaticClass;
+					default: // Object Access
+						__instanceFields = Reflect.fields(v);
+						_scriptObjectType = SObject;
+				}
+			default: // Null or other
+				__instanceFields = [];
+				_scriptObjectType = SNull;
+		}
+		_hasScriptObject = v != null;
 		return scriptObject = v;
 	}
 	public var errorHandler:Error->Void;
@@ -57,7 +103,7 @@ class Interp {
 	public var publicVariables:Map<String, Dynamic>;
 	public var staticVariables:Map<String, Dynamic>;
 
-	public var locals:Map<String, {r:Dynamic, depth:Int}>;
+	public var locals:Map<String, DeclaredVar>;
 	var binops:Map<String, Expr->Expr->Dynamic>;
 	#else
 	public var customClasses:Hash<Dynamic>;
@@ -65,13 +111,13 @@ class Interp {
 	public var publicVariables:Hash<Dynamic>;
 	public var staticVariables:Hash<Dynamic>;
 
-	public var locals:Hash<{r:Dynamic, depth:Int}>;
+	public var locals:Hash<DeclaredVar>;
 	var binops:Hash<Expr->Expr->Dynamic>;
 	#end
 
 	var depth:Int = 0;
 	var inTry:Bool;
-	var declared:Array<{n:String, old:{r:Dynamic, depth:Int}, depth:Int}>;
+	var declared:Array<RedeclaredVar>;
 	var returnValue:Dynamic;
 
 	var isBypassAccessor:Bool = false;
@@ -214,22 +260,34 @@ class Interp {
 		var v = expr(e2);
 		switch (Tools.expr(e1)) {
 			case EIdent(id):
-				var l = locals.get(id);
-				if (l == null) {
-					if (!variables.exists(id) && !staticVariables.exists(id) && !publicVariables.exists(id) && scriptObject != null) {
-						if (Type.typeof(scriptObject) == TObject) {
-							Reflect.setField(scriptObject, id, v);
+				if (!locals.exists(id)) {
+					if (_hasScriptObject && !variables.exists(id) && !staticVariables.exists(id) && !publicVariables.exists(id)) {
+						if (_scriptObjectType == SObject) {
+							UnsafeReflect.setField(scriptObject, id, v);
 						} else {
+							if (_scriptObjectType == SCustomClass) {
+								var obj = cast(scriptObject, IHScriptCustomClassBehaviour);
+								if(isBypassAccessor) {
+									obj.__allowSetGet = false;
+									var res = obj.hset(id, v);
+									obj.__allowSetGet = true;
+									return res;
+								}
+								return obj.hset(id, v);
+							} else if (_scriptObjectType == SBehaviourClass) {
+								var obj = cast(scriptObject, IHScriptCustomBehaviour);
+								return obj.hset(id, v);
+							}
 							if (isBypassAccessor) {
 								if (__instanceFields.contains(id)) {
-									Reflect.setField(scriptObject, id, v);
+									UnsafeReflect.setField(scriptObject, id, v);
 									return v;
 								}
 							}
 							if (__instanceFields.contains(id)) {
-								Reflect.setProperty(scriptObject, id, v);
+								UnsafeReflect.setProperty(scriptObject, id, v);
 							} else if (__instanceFields.contains('set_$id')) { // setter
-								Reflect.getProperty(scriptObject, 'set_$id')(v);
+								UnsafeReflect.getProperty(scriptObject, 'set_$id')(v);
 							} else {
 								setVar(id, v);
 							}
@@ -238,6 +296,7 @@ class Interp {
 						setVar(id, v);
 					}
 				} else {
+					var l = locals.get(id);
 					l.r = v;
 					if (l.depth == 0) {
 						setVar(id, v);
@@ -275,12 +334,38 @@ class Interp {
 				var l = locals.get(id);
 				v = fop(expr(e1), expr(e2));
 				if (l == null) {
-					if (__instanceFields.contains(id)) {
-						Reflect.setProperty(scriptObject, id, v);
-					} else if (__instanceFields.contains('set_$id')) { // setter
-						Reflect.getProperty(scriptObject, 'set_$id')(v);
-					} else {
-						setVar(id, v);
+					if(_hasScriptObject) {
+						if(_scriptObjectType == SObject) {
+							UnsafeReflect.setField(scriptObject, id, v);
+							return v;
+						} else if (_scriptObjectType == SCustomClass) {
+							var obj = cast(scriptObject, IHScriptCustomClassBehaviour);
+							if(isBypassAccessor) {
+								obj.__allowSetGet = false;
+								var res = obj.hset(id, v);
+								obj.__allowSetGet = true;
+								return res;
+							}
+							return obj.hset(id, v);
+						} else if(_scriptObjectType == SBehaviourClass) {
+							var obj = cast(scriptObject, IHScriptCustomBehaviour);
+							return obj.hset(id, v);
+						}
+
+						if (isBypassAccessor) {
+							if (__instanceFields.contains(id)) {
+								UnsafeReflect.setField(scriptObject, id, v);
+								return v;
+							}
+						}
+
+						if (__instanceFields.contains(id)) {
+							UnsafeReflect.setProperty(scriptObject, id, v);
+						} else if (__instanceFields.contains('set_$id')) { // setter
+							UnsafeReflect.getProperty(scriptObject, 'set_$id')(v);
+						} else {
+							setVar(id, v);
+						}
 					}
 				}
 				else
@@ -294,8 +379,10 @@ class Interp {
 				var arr:Dynamic = expr(e);
 				var index:Dynamic = expr(index);
 				if (isMap(arr)) {
-					v = fop(getMapValue(arr, index), expr(e2));
-					setMapValue(arr, index, v);
+					var map = getMap(arr);
+
+					v = fop(map.get(index), expr(e2));
+					map.set(index, v);
 				} else {
 					v = fop(arr[index], expr(e2));
 					arr[index] = v;
@@ -313,19 +400,24 @@ class Interp {
 		#end
 		switch (e) {
 			case EIdent(id):
-				var l = locals.get(id);
-				var v:Dynamic = (l == null) ? resolve(id) : l.r;
-				if (prefix) {
-					v += delta;
-					if (l == null)
-						setVar(id, v)
-					else
+				if(locals.exists(id)) {
+					var l = locals.get(id);
+					var v:Dynamic = l.r;
+					if (prefix) {
+						v += delta;
 						l.r = v;
-				} else if (l == null)
-					setVar(id, v + delta)
-				else
-					l.r = v + delta;
-				return v;
+					} else
+						l.r = v + delta;
+					return v;
+				} else {
+					var v:Dynamic = resolve(id);
+					if (prefix) {
+						v += delta;
+						setVar(id, v);
+					} else
+						setVar(id, v + delta);
+					return v;
+				}
 			case EField(e, f, s):
 				var obj = expr(e);
 				if(s && obj == null) return null;
@@ -340,12 +432,14 @@ class Interp {
 				var arr:Dynamic = expr(e);
 				var index:Dynamic = expr(index);
 				if (isMap(arr)) {
-					var v = getMapValue(arr, index);
+					var map = getMap(arr);
+
+					var v = map.get(index);
 					if (prefix) {
 						v += delta;
-						setMapValue(arr, index, v);
+						map.set(index, v);
 					} else {
-						setMapValue(arr, index, v + delta);
+						map.set(index, v + delta);
 					}
 					return v;
 				} else {
@@ -445,32 +539,48 @@ class Interp {
 		if (id == null)
 			return null;
 		id = StringTools.trim(id);
-		var l = locals.get(id);
-		if (l != null)
-			return l.r;
+		if (locals.exists(id))
+			return locals.get(id).r;
 
-		var v = variables.get(id);
-		for(map in [variables, publicVariables, staticVariables, customClasses])
-			if (map.exists(id))
-				return map[id];
+		if(variables.exists(id))
+			return variables.get(id);
+		if(publicVariables.exists(id))
+			return publicVariables.get(id);
+		if(staticVariables.exists(id))
+			return staticVariables.get(id);
+		if(customClasses.exists(id))
+			return customClasses.get(id);
 
-		if (scriptObject != null) {
+		if (_hasScriptObject) {
 			// search in object
 			if (id == "this") {
 				return scriptObject;
-			} else if ((Type.typeof(scriptObject) == TObject) && Reflect.hasField(scriptObject, id)) {
-				return Reflect.field(scriptObject, id);
-			} else {
+			} else if (_scriptObjectType == SObject && UnsafeReflect.hasField(scriptObject, id)) {
+				return UnsafeReflect.field(scriptObject, id);
+			} else if(_scriptObjectType == SCustomClass) {
+				var obj = cast(scriptObject, IHScriptCustomClassBehaviour);
+				if(isBypassAccessor) {
+					obj.__allowSetGet = false;
+					var res = obj.hget(id);
+					obj.__allowSetGet = true;
+					return res;
+				}
+				return obj.hget(id);
+			} else if(_scriptObjectType == SBehaviourClass) {
+				var obj = cast(scriptObject, IHScriptCustomBehaviour);
+				return obj.hget(id);
+			}
+			else {
 				if (__instanceFields.contains(id)) {
-					return Reflect.getProperty(scriptObject, id);
+					return UnsafeReflect.getProperty(scriptObject, id);
 				} else if (__instanceFields.contains('get_$id')) { // getter
-					return Reflect.getProperty(scriptObject, 'get_$id')();
+					return UnsafeReflect.getProperty(scriptObject, 'get_$id')();
 				}
 			}
 		}
 		if (doException)
 			error(EUnknownVariable(id));
-		return v;
+		return null;
 	}
 
 	public function expr(e:Expr):Dynamic {
@@ -541,10 +651,10 @@ class Interp {
 						var enumThingy = {};
 						for (c in en.getConstructors()) {
 							try {
-								Reflect.setField(enumThingy, c, en.createByName(c));
+								UnsafeReflect.setField(enumThingy, c, en.createByName(c));
 							} catch(e) {
 								try {
-									Reflect.setField(enumThingy, c, Reflect.field(en, c));
+									UnsafeReflect.setField(enumThingy, c, UnsafeReflect.field(en, c));
 								} catch(ex) {
 									throw e;
 								}
@@ -621,9 +731,7 @@ class Interp {
 						error(EInvalidOp(op));
 				}
 			case ECall(e, params):
-				var args = new Array();
-				for (p in params)
-					args.push(expr(p));
+				var args:Array<Dynamic> = [for(p in params) expr(p)];
 
 				switch (Tools.expr(e)) {
 					case EField(e, f, s):
@@ -656,7 +764,7 @@ class Interp {
 				throw SReturn;
 			case EFunction(params, fexpr, name, _, isPublic, isStatic, isOverride):
 				var __capturedLocals = duplicate(locals);
-				var capturedLocals:Map<String, {r:Dynamic, depth:Int}> = [];
+				var capturedLocals:Map<String, DeclaredVar> = [];
 				for(k=>e in __capturedLocals)
 					if (e != null && e.depth > 0)
 						capturedLocals.set(k, e);
@@ -727,7 +835,7 @@ class Interp {
 					} else {
 						// function-in-function is a local function
 						declared.push({n: name, old: locals.get(name), depth: depth});
-						var ref = {r: f, depth: depth};
+						var ref:DeclaredVar = {r: f, depth: depth};
 						locals.set(name, ref);
 						capturedLocals.set(name, ref); // allow self-recursion
 					}
@@ -844,7 +952,7 @@ class Interp {
 			case EObject(fl):
 				var o = {};
 				for (f in fl)
-					set(o, f.name, expr(f.e));
+					UnsafeReflect.setField(o, f.name, expr(f.e));
 				return o;
 			case ETernary(econd, e1, e2):
 				return if (expr(econd) == true) expr(e1) else expr(e2);
@@ -945,8 +1053,10 @@ class Interp {
 			declared.push({n: ithv, old: locals.get(ithv), depth: depth});
 		declared.push({n: n, old: locals.get(n), depth: depth});
 		var it = makeIterator(expr(it), isKeyValue);
-		while (it.hasNext()) {
-			var next = it.next();
+		var _hasNext = it.hasNext;
+		var _next = it.next;
+		while (_hasNext()) {
+			var next = _next();
 			if(isKeyValue)
 				locals.set(ithv, {r: next.key, depth: depth});
 			locals.set(n, {r: isKeyValue ? next.value : next, depth: depth});
@@ -969,81 +1079,91 @@ class Interp {
 		return (o is IMap);
 	}
 
+	inline function getMap(map:Dynamic):IMap<Dynamic, Dynamic> {
+		return cast(map, IMap<Dynamic, Dynamic>);
+	}
+
 	inline function getMapValue(map:Dynamic, key:Dynamic):Dynamic {
-		return cast(map, haxe.Constraints.IMap<Dynamic, Dynamic>).get(key);
+		return cast(map, IMap<Dynamic, Dynamic>).get(key);
 	}
 
 	inline function setMapValue(map:Dynamic, key:Dynamic, value:Dynamic):Void {
-		cast(map, haxe.Constraints.IMap<Dynamic, Dynamic>).set(key, value);
+		cast(map, IMap<Dynamic, Dynamic>).set(key, value);
 	}
 
 	public static var getRedirects:Map<String, Dynamic->String->Dynamic> = [];
 	public static var setRedirects:Map<String, Dynamic->String->Dynamic->Dynamic> = [];
 
+	private static var _getRedirect:Dynamic->String->Dynamic;
+	private static var _setRedirect:Dynamic->String->Dynamic->Dynamic;
+
+	public var useRedirects:Bool = false;
+
+	static function getClassType(o:Dynamic, ?cls:Class<Any>):Null<String> {
+		return switch (Type.typeof(o)) {
+			case TNull: "Null";
+			case TInt: "Int";
+			case TFloat: "Float";
+			case TBool: "Bool";
+			case _:
+				if (cls == null)
+					cls = Type.getClass(o);
+				cls != null ? Type.getClassName(cls) : null;
+		};
+	}
+
 	function get(o:Dynamic, f:String):Dynamic {
 		if (o == null)
 			error(EInvalidAccess(f));
-		return {
-			var redirect:Dynamic->String->Dynamic = null;
-			var cls = Type.getClass(o);
-			var cl:Null<String> = switch (Type.typeof(o)) {
-				case TNull: "Null";
-				case TInt: "Int";
-				case TFloat: "Float";
-				case TBool: "Bool";
-				case _: cls != null ? Type.getClassName(cls) : null;
-			};
-			if (cl != null && getRedirects.exists(cl) && (redirect = getRedirects[cl]) != null) {
-				return redirect(o, f);
-			} else if (o is IHScriptCustomBehaviour) {
-				var obj = cast(o, IHScriptCustomBehaviour);
-				return obj.hget(f);
-			} else {
-				var v = null;
-				if(isBypassAccessor) {
-					if ((v = Reflect.field(o, f)) == null)
-						v = Reflect.field(cls, f);
-				}
 
-				if(v == null) {
-					if ((v = Reflect.getProperty(o, f)) == null)
-						v = Reflect.getProperty(cls, f);
-				}
-				return v;
-			}
+		var cls = Type.getClass(o);
+		if (useRedirects && {
+			var cl:Null<String> = getClassType(o, cls);
+			cl != null && getRedirects.exists(cl) && (_getRedirect = getRedirects[cl]) != null;
+		}) {
+			return _getRedirect(o, f);
+		} else if (o is IHScriptCustomBehaviour) {
+			var obj = cast(o, IHScriptCustomBehaviour);
+			return obj.hget(f);
 		}
+		var v = null;
+		if(isBypassAccessor) {
+			if ((v = UnsafeReflect.field(o, f)) == null)
+				v = Reflect.field(cls, f);
+		}
+
+		if(v == null) {
+			if ((v = UnsafeReflect.getProperty(o, f)) == null)
+				v = Reflect.getProperty(cls, f);
+		}
+		return v;
 	}
 
 	function set(o:Dynamic, f:String, v:Dynamic):Dynamic {
 		if (o == null)
 			error(EInvalidAccess(f));
 
-		var redirect:Dynamic->String->Dynamic->Dynamic = null;
-		var cls = Type.getClass(o);
-		var cl:Null<String> = switch (Type.typeof(o)) {
-			case TNull: "Null";
-			case TInt: "Int";
-			case TFloat: "Float";
-			case TBool: "Bool";
-			case _: cls != null ? Type.getClassName(cls) : null;
-		};
-		if (cl != null && setRedirects.exists(cl) && (redirect = setRedirects[cl]) != null)
-			return redirect(o, f, v);
+		if (useRedirects && {
+			var cl:Null<String> = getClassType(o);
+			cl != null && setRedirects.exists(cl) && (_setRedirect = setRedirects[cl]) != null;
+		})
+			return _setRedirect(o, f, v);
 		else if (o is IHScriptCustomBehaviour) {
 			var obj = cast(o, IHScriptCustomBehaviour);
 			return obj.hset(f, v);
 		}
+		// Can use unsafe reflect here, since we checked for null above
 		if(isBypassAccessor) {
-			Reflect.setField(o, f, v);
+			UnsafeReflect.setField(o, f, v);
 		} else {
-			Reflect.setProperty(o, f, v);
+			UnsafeReflect.setProperty(o, f, v);
 		}
 		return v;
 	}
 
 	function fcall(o:Dynamic, f:String, args:Array<Dynamic>):Dynamic {
-		if(o == CustomClassHandler.staticHandler && scriptObject != null) {
-			return Reflect.callMethod(scriptObject, Reflect.field(scriptObject, "_HX_SUPER__" + f), args);
+		if(_hasScriptObject && o == CustomClassHandler.staticHandler) {
+			return UnsafeReflect.callMethodUnsafe(scriptObject, UnsafeReflect.field(scriptObject, "_HX_SUPER__" + f), args);
 		}
 		return call(o, get(o, f), args);
 	}
@@ -1052,11 +1172,10 @@ class Interp {
 		if(f == CustomClassHandler.staticHandler) {
 			return null;
 		}
-		return Reflect.callMethod(o, f, args);
+		return UnsafeReflect.callMethodSafe(o, f, args);
 	}
 
 	function cnew(cl:String, args:Array<Dynamic>):Dynamic {
-		var cl:String = cast cl;
 		var c:Dynamic = resolve(cl);
 		if (c == null)
 			c = Type.resolveClass(cl);
diff --git a/hscript/Parser.hx b/hscript/Parser.hx
index 9d96213..b4f6478 100644
--- a/hscript/Parser.hx
+++ b/hscript/Parser.hx
@@ -907,10 +907,12 @@ class Parser {
 
 			var fields = [];
 			ensure(TBrOpen);
-			while( !maybe(TBrClose) ) {
-				if(token() == TSemicolon) continue;
-				var a = parseExpr();
-				fields.push(a);
+			while( true ) {
+				parseFullExpr(fields);
+				tk = token();
+				if( tk == TBrClose || (resumeErrors && tk == TEof) )
+					break;
+				push(tk);
 			}
 
 			var tk = token();
@@ -964,7 +966,7 @@ class Parser {
 				var tk = token();
 				switch( tk ) {
 					case TId("case"):
-						var c = { values : [], expr : null };
+						var c:SwitchCase = { values : [], expr : null };
 						cases.push(c);
 						disableOrOp = true;
 						while( true ) {
@@ -1601,7 +1603,8 @@ class Parser {
 		return b.toString();
 	}
 
-	function token(?infos : Null<haxe.PosInfos>) {
+	function token() {
+	//function token(?infos : Null<haxe.PosInfos>) {
 		//function ttrace(v:Dynamic, ?infos : Null<haxe.PosInfos>) {
 		//	Sys.print(infos.fileName+":"+infos.lineNumber+": " + Std.string(v));
 		//	Sys.print("\r\n");
@@ -1619,6 +1622,7 @@ class Parser {
 		oldTokenMax = tokenMax;
 		tokenMin = (this.char < 0) ? readPos : readPos - 1;
 		var t = _token();
+		//trace(t, infos);
 		//ttrace(t, infos);
 		tokenMax = (this.char < 0) ? readPos - 1 : readPos - 2;
 		return t;
diff --git a/hscript/macros/ClassExtendMacro.hx b/hscript/macros/ClassExtendMacro.hx
index 0d480d4..ebba2da 100644
--- a/hscript/macros/ClassExtendMacro.hx
+++ b/hscript/macros/ClassExtendMacro.hx
@@ -187,10 +187,12 @@ class ClassExtendMacro {
 							overrideExpr = macro {
 								var name:String = $v{name};
 
-								if (__interp != null) {
-									var v:Dynamic = null;
-									if (__interp.variables.exists(name) && Reflect.isFunction(v = __interp.variables.get(name))) {
-										return v($a{arguments});
+								if (__custom__variables != null) {
+									if(__custom__variables.exists(name)) {
+										var v:Dynamic = null;
+										if (Reflect.isFunction(v = __custom__variables.get(name))) {
+											return v($a{arguments});
+										}
 									}
 								}
 								return super.$name($a{arguments});
@@ -199,11 +201,13 @@ class ClassExtendMacro {
 							overrideExpr = macro {
 								var name:String = $v{name};
 
-								if (__interp != null) {
-									var v:Dynamic = null;
-									if (__interp != null && __interp.variables.exists(name) && Reflect.isFunction(v = __interp.variables.get(name))) {
-										v($a{arguments});
-										return;
+								if (__custom__variables != null) {
+									if(__custom__variables.exists(name)) {
+										var v:Dynamic = null;
+										if (Reflect.isFunction(v = __custom__variables.get(name))) {
+											v($a{arguments});
+											return;
+										}
 									}
 								}
 								super.$name($a{arguments});
@@ -268,11 +272,13 @@ class ClassExtendMacro {
 				pack: cl.pack.copy(),
 				name: cl.name
 			}, [
-				{name: "IHScriptCustomBehaviour", pack: ["hscript"]}
+				{name: "IHScriptCustomBehaviour", pack: ["hscript"]},
+				{name: "IHScriptCustomClassBehaviour", pack: ["hscript"]}
 			], false, true, false);
 			shadowClass.name = '${cl.name}$CLASS_SUFFIX';
 			var imports = Context.getLocalImports().copy();
 			Utils.setupMetas(shadowClass, imports);
+			Utils.processImport(imports, "hscript.utils.UnsafeReflect", "UnsafeReflect");
 
 			// Adding hscript getters and setters
 
@@ -282,7 +288,83 @@ class ClassExtendMacro {
 				kind: FVar(TPath({
 					pack: ['hscript'],
 					name: 'Interp'
-				}))
+				})),
+				access: [APublic]
+			});
+
+			shadowClass.fields.push({
+				name: "__custom__variables",
+				pos: Context.currentPos(),
+				kind: FVar(TPath({
+					pack: [],
+					name: 'Map',
+					params: [TPType(TPath({name: "String", pack: []})), TPType(TPath({name: "Dynamic", pack: []}))]
+				})),
+				access: [APublic]
+			});
+
+			shadowClass.fields.push({
+				name: "__allowSetGet",
+				pos: Context.currentPos(),
+				kind: FVar(TPath({
+					pack: [],
+					name: 'Bool',
+				}), macro true),
+				access: [APublic]
+			});
+
+			shadowClass.fields.push({
+				name: "__callGetter",
+				pos: Context.currentPos(),
+				kind: FFun({
+					ret: TPath({name: 'Dynamic', pack: []}),
+					params: [],
+					expr: macro {
+						__allowSetGet = false;
+						var v = __custom__variables.get("get_" + name)();
+						__allowSetGet = true;
+						return v;
+					},
+					args: [
+						{
+							name: "name",
+							opt: false,
+							meta: [],
+							type: TPath({name: "String", pack: []})
+						}
+					]
+				}),
+				access: [APublic]
+			});
+
+			shadowClass.fields.push({
+				name: "__callSetter",
+				pos: Context.currentPos(),
+				kind: FFun({
+					ret: TPath({name: 'Dynamic', pack: []}),
+					params: [],
+					expr: macro {
+						__allowSetGet = false;
+						var v = __custom__variables.get("set_" + name)(val);
+						__allowSetGet = true;
+						return v;
+					},
+					args: [
+						{
+							name: "name",
+							opt: false,
+							meta: [],
+							type: TPath({name: "String", pack: []})
+						},
+						{
+							name: "val",
+							opt: false,
+							meta: [],
+							type: TPath({name: "Dynamic", pack: []})
+						}
+					]
+				}),
+				access: [APublic]
 			});
 
 			// Todo: make it possible to override
@@ -327,44 +409,42 @@ class ClassExtendMacro {
 
 			var hgetField = if(hasHgetInSuper) {
 				macro {
-					if(this.__interp.variables.exists("get_" + name))
-						return this.__interp.variables.get("get_" + name)();
-					if (this.__interp.variables.exists(name))
-						return this.__interp.variables.get(name);
+					if(__allowSetGet && __custom__variables.exists("get_" + name))
+						return __callGetter(name);
+					if (__custom__variables.exists(name))
+						return __custom__variables.get(name);
 					return super.hget(name);
 				}
 			} else {
 				macro {
-					if(this.__interp.variables.exists("get_" + name))
-						return this.__interp.variables.get("get_" + name)();
-					if (this.__interp.variables.exists(name))
-						return this.__interp.variables.get(name);
-					return Reflect.getProperty(this, name);
+					if(__allowSetGet && __custom__variables.exists("get_" + name))
+						return __callGetter(name);
+					if (__custom__variables.exists(name))
+						return __custom__variables.get(name);
+					return UnsafeReflect.getProperty(this, name);
 				}
 			}
 
 			var hsetField = if(hasHsetInSuper) {
 				macro {
-					if(this.__interp.variables.exists("set_" + name)) {
-						return this.__interp.variables.get("set_" + name)(val); // TODO: Prevent recursion from setting it in the function
-					}
-					if (this.__interp.variables.exists(name)) {
-						this.__interp.variables.set(name, val);
+					if(__allowSetGet && __custom__variables.exists("set_" + name))
+						return __callSetter(name, val);
+					if (__custom__variables.exists(name)) {
+						__custom__variables.set(name, val);
 						return val;
 					}
-					return super.hset(name, val);
+					return super.hset(this, name);
 				}
 			} else {
 				macro {
-					if(this.__interp.variables.exists("set_" + name)) {
-						return this.__interp.variables.get("set_" + name)(val); // TODO: Prevent recursion from setting it in the function
-					}
-					if (this.__interp.variables.exists(name)) {
-						this.__interp.variables.set(name, val);
+					if(__allowSetGet && __custom__variables.exists("set_" + name))
+						return __callSetter(name, val);
+					if (__custom__variables.exists(name)) {
+						__custom__variables.set(name, val);
 						return val;
 					}
-					Reflect.setProperty(this, name, val);
-					return Reflect.field(this, name);
+					UnsafeReflect.setProperty(this, name, val);
+					return UnsafeReflect.field(this, name);
 				}
 			}
 
diff --git a/hscript/utils/UnsafeReflect.hx b/hscript/utils/UnsafeReflect.hx
new file mode 100644
index 0000000..267b6c3
--- /dev/null
+++ b/hscript/utils/UnsafeReflect.hx
@@ -0,0 +1,184 @@
+package hscript.utils;
+
+#if cpp
+import cpp.ObjectType;
+#end
+
+@:analyzer(ignore)
+class UnsafeReflect {
+	public #if !cpp inline #end static function hasField(o:Dynamic, field:String):Bool {
+		#if cpp
+		untyped {
+			return o.__HasField(field);
+		}
+		#else
+		return Reflect.hasField(o, field);
+		#end
+	}
+
+	public #if !cpp inline #end static function field(o:Dynamic, field:String):Dynamic {
+		#if cpp
+		untyped {
+			return o.__Field(field, untyped __cpp__("::hx::paccNever"));
+		}
+		#else
+		return Reflect.field(o, field);
+		#end
+	}
+
+	public #if !cpp inline #end static function setField(o:Dynamic, field:String, value:Dynamic):Void {
+		#if cpp
+		untyped {
+			o.__SetField(field, value, untyped __cpp__("::hx::paccNever"));
+		}
+		#else
+		return Reflect.setField(o, field, value);
+		#end
+	}
+
+	public #if !cpp inline #end static function getProperty(o:Dynamic, field:String):Dynamic {
+		#if cpp
+		untyped {
+			return o.__Field(field, untyped __cpp__("::hx::paccAlways"));
+		}
+		#else
+		return Reflect.getProperty(o, field);
+		#end
+	}
+
+	public #if !cpp inline #end static function setProperty(o:Dynamic, field:String, value:Dynamic):Void {
+		#if cpp
+		untyped {
+			o.__SetField(field, value, untyped __cpp__("::hx::paccAlways"));
+		}
+		#else
+		Reflect.setProperty(o, field);
+		#end
+	}
+
+	public #if !cpp inline #end static function callFieldUnsafe(o:Dynamic, field:String, args:Array<Dynamic>):Dynamic {
+		#if cpp
+		untyped {
+			var func:Dynamic = o.__Field(field, untyped __cpp__("::hx::paccDynamic"));
+			untyped func.__SetThis(o);
+			return untyped func.__Run(args);
+		}
+		#else
+		return Reflect.callMethod(o, func, args);
+		#end
+	}
+
+	public inline static function callMethod(o:Dynamic, func:haxe.Constraints.Function, args:Array<Dynamic>):Dynamic {
+		return Reflect.callMethod(o, func, args);
+	}
+
+	public #if !cpp inline #end static function callMethodSafe(o:Dynamic, func:haxe.Constraints.Function, args:Array<Dynamic>):Dynamic {
+		#if cpp
+		untyped {
+			if (func == null)
+				throw cpp.ErrorConstants.nullFunctionPointer;
+			untyped func.__SetThis(o);
+			return untyped func.__Run(args);
+		}
+		#else
+		return Reflect.callMethod(o, func, args);
+		#end
+	}
+
+	public #if !cpp inline #end static function callMethodUnsafe(o:Dynamic, func:haxe.Constraints.Function, args:Array<Dynamic>):Dynamic {
+		#if cpp
+		untyped {
+			untyped func.__SetThis(o);
+			return untyped func.__Run(args);
+		}
+		#else
+		return Reflect.callMethod(o, func, args);
+		#end
+	}
+
+	public inline static function fields(o:Dynamic):Array<String>
+		return Reflect.fields(o);
+		/*untyped {
+			if (o == null)
+				return new Array();
+			var a:Array<String> = [];
+			o.__GetFields(a);
+			return a;
+		}*/
+
+	public #if !cpp inline #end static function isFunction(f:Dynamic):Bool
+		#if cpp
+		untyped {
+			return f.__GetType() == ObjectType.vtFunction;
+		}
+		#else
+		return Reflect.isFunction(f);
+		#end
+
+	public inline static function compare<T>(a:T, b:T):Int {
+		return Reflect.compare(a, b);
+		//return (a == b) ? 0 : (((a : Dynamic) > (b : Dynamic)) ? 1 : -1);
+	}
+
+	public inline static function compareMethods(f1:Dynamic, f2:Dynamic):Bool {
+		return Reflect.compareMethods(f1, f2);
+	}
+
+	public #if !cpp inline #end static function isObject(v:Dynamic):Bool {
+		#if cpp
+		untyped {
+			var t:Int = v.__GetType();
+			return t == ObjectType.vtObject || t == ObjectType.vtClass || t == ObjectType.vtString || t == ObjectType.vtArray;
+		}
+		#else
+		return Reflect.isObject(v);
+		#end
+	}
+
+	public #if !cpp inline #end static function isEnumValue(v:Dynamic):Bool {
+		#if cpp
+		untyped {
+			return v.__GetType() == ObjectType.vtEnum;
+		}
+		#else
+		return Reflect.isEnumValue(v);
+		#end
+	}
+
+	public #if !cpp inline #end static function deleteField(o:Dynamic, field:String):Bool {
+		#if cpp
+		untyped {
+			return untyped __global__.__hxcpp_anon_remove(o, field);
+		}
+		#else
+		return Reflect.deleteField(o, field);
+		#end
+	}
+
+	public #if !cpp inline #end static function copy<T>(o:Null<T>):Null<T> {
+		#if cpp
+		if (o == null)
+			return null;
+		var t:Int = untyped o.__GetType();
+		if (t == ObjectType.vtString)
+			return o;
+		if (t == ObjectType.vtArray)
+			return untyped o.__Field("copy", untyped __cpp__("::hx::paccDynamic"))();
+		var o2:Dynamic = {};
+		for (f in UnsafeReflect.fields(o))
+			UnsafeReflect.setField(o2, f, UnsafeReflect.field(o, f));
+		return o2;
+		#else
+		return Reflect.copy(o);
+		#end
+	}
+
+	@:overload(function(f:Array<Dynamic>->Void):Dynamic {})
+	public static function makeVarArgs(f:Array<Dynamic>->Dynamic):Dynamic {
+		#if cpp
+		return untyped __global__.__hxcpp_create_var_args(f);
+		#else
+		return inline Reflect.makeVarArgs(f);
+		#end
+	}
+}