parse lua code to a c# object, or generate lua code by a c# object
string test_code = "return {a=1.2, b=false, c=\"haha\"}";
TestClass obj = LuaUtility.FromLua<TestClass>(test_code);
//result : obj.a == 1.2 && obj.b == false && obj.c == "haha"
TestClass obj = new TestClass(){a=1, b=true, c="aaa"};
string code = LuaUtility.ToLua(obj);
//result : code == "{a=1, b=true, c="aaa"}"
Stat ::= local Name ‘=’ Exp return Name | return Exp
Exp ::= nil | false | true | Nunber | String | TableconStructor
TableconStructor ::= ‘{’ [FieldList] ‘}’
FieldList ::= Field {FieldSep Field} [FieldSep]
Field ::= ‘[’ Exp ‘]’ ‘=’ Exp | Name ‘=’ Exp | Exp
FieldSep ::= ‘,’ | ‘;’