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LuaUtility.cs
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using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Runtime.Serialization;
using System.Text;
using UnityEngine;
using UnityEngine.Assertions;
public class LuaUtility
{
public class ToLuaSetting
{
public bool SkipProperty = false;
public List<string> propertyWhiteList;
public int MaxLevel = -1;
public bool ExportRootType = false;//是否导出传入的类类型信息
}
private static bool isShowLog = false;
static string TabStr = "\t";
static LexState cur_ls_in_parse_for_debug = null;
public static bool IsShowLog { get => isShowLog; set => isShowLog = value; }
public static string ToLua(object obj, ToLuaSetting setting=null)
{
return ToLua(obj, 1, null, setting);
}
static readonly Type list_type = typeof(IList);
static readonly Type dic_type = typeof(IDictionary);
private static string ToLua(object obj, int level, Type obj_member_type, ToLuaSetting setting)
{
if (setting != null && setting.MaxLevel != -1 && level >= setting.MaxLevel)
return "";
if (obj == null)
return "nil";
Type type = obj.GetType();
StringBuilder content = new StringBuilder();
string tab_str = GetStrMutiple(TabStr, level);
if (type.IsPrimitive)
{
if (obj is bool)
{
content.Append(((bool)obj)?"true":"false");
}
else
content.Append(obj.ToString());
}
else if (type == typeof(string))
{
// var str = obj.ToString().Replace("\n", "\\\n");
var str = obj.ToString();
var symbol = "\"";
var symbol_end = symbol;
if (str.IndexOf("\n") != -1)
{
symbol = "[[";
symbol_end = "]]";
}
content.Append(symbol + str + symbol_end);
}
else if (type.IsEnum)
{
content.Append((int)obj);
}
else if (list_type.IsAssignableFrom(type))
{
content.Append("{\n");
IEnumerable list_info = obj as IEnumerable;
Type member_type = null;
var gneric_args = type.GetGenericArguments();
if (gneric_args != null && gneric_args.Length > 0)
member_type = gneric_args[0];
else
member_type = type.GetElementType();
foreach (var list_item in list_info)
{
content.Append(tab_str);
content.Append(ToLua(list_item, level+1, member_type, setting));
content.Append(",\n");
}
content.Append(GetStrMutiple(TabStr, level-1));
content.Append("}");
}
else if (dic_type.IsAssignableFrom(type))
{
content.Append("{\n");
IDictionary dic_info = obj as IDictionary;
foreach (var item in dic_info)
{
var itemKey = item.GetType().GetProperty("Key").GetValue(item, null);
var itemKeyType = dic_info.GetType().GetGenericArguments()[0];
var itemValue = item.GetType().GetProperty("Value").GetValue(item, null);
var itemValueType = dic_info.GetType().GetGenericArguments()[1];
string itemKeyStr;
if (itemKeyType == typeof(string))
itemKeyStr = "[\""+itemKey.ToString()+"\"]";
else
itemKeyStr = "["+itemKey.ToString()+"]";
content.Append(tab_str);
content.Append(itemKeyStr + " = ");
content.Append(ToLua(itemValue, level+1, itemValueType, setting));
content.Append(",\n");
}
content.Append(GetStrMutiple(TabStr, level-1));
content.Append("}");
}
else
{
content.Append("{\n");
// Type type = obj.GetType();
var contractAttr = type.GetCustomAttribute(typeof(DataContractAttribute));
//如果类有 DataContract 特性的话，就只导出其带有 DataMember 特性的字段，否则导出所有 public 字段
bool isNeedAttr = contractAttr != null;
MemberInfo[] members = type.GetMembers();
// UnityEngine.Debug.Log("members.Length : "+members.Length.ToString());
if (members != null && members.Length > 0)
{
//只有实际类型和定义的类型不一样才需要加上类型信息，即多态时才加
if ((obj_member_type != type && level > 1) || (level == 1 && setting != null && setting.ExportRootType))
content.Append(tab_str + string.Format("[\"$type\"] = \"{0}\",\n", type.FullName+", "+type.Assembly.GetName().Name));
foreach (MemberInfo p in members)
{
var isNeedExport = true;
if (isNeedAttr)
{
object[] objAttrs = p.GetCustomAttributes(typeof(DataMemberAttribute), true);
isNeedExport = objAttrs != null && objAttrs.Length > 0;
}
if (isNeedExport)
{
object[] objAttrs = p.GetCustomAttributes(typeof(HideInInspector), true);
isNeedExport = objAttrs == null || objAttrs.Length <= 0;
}
if (isNeedExport)
{
// Debug.LogFormat("LuaUtility[107:06] p.ToString():{0}", p.ToString());
object obj_value = null;
FieldInfo field = p as FieldInfo;
Type member_type = null;
if(field!=null && !field.IsStatic)
{
obj_value = field.GetValue(obj);
member_type = field.FieldType;
}
else if (setting == null || !setting.SkipProperty || (setting.propertyWhiteList != null && setting.propertyWhiteList.Contains(p.Name)))
{
PropertyInfo pro = p as PropertyInfo;
if (pro != null && pro.CanRead && pro.CanWrite)
{
member_type = pro.PropertyType;
// Debug.Log("pro name : "+pro.Name+" "+type.Name+" mtype:"+pro.MemberType);
try {
obj_value = pro.GetValue(obj);
}
catch{}
}
}
if (obj_value != null)
{
content.Append(tab_str + p.Name + " = ");
content.Append(ToLua(obj_value, level+1, member_type, setting));
content.Append(",\n");
}
}
};
}
content.Append(GetStrMutiple(TabStr, level-1));
content.Append("}");
}
return content.ToString();
}
public static string GetStrMutiple(string str, int num)
{
string result = "";
for (int i = 0; i < num; i++)
{
result += str;
}
return result;
}
//---------------------------Lua->C#---------------------------------
public static void ThrowError(string err_str)
{
Debug.LogError(err_str);
throw new System.InvalidOperationException(err_str);
}
public class Token
{
public int token;
public string str;
public long i;
public double d;
public override string ToString()
{
return string.Format("Token:{0} str:{1} i:{2} d:{3}", token, str, i, d);
}
}
public enum KeyWord
{
Local,
Nil,
Return,
True,
False,
Dots,
Equal,
String,
Name,
Integer,
FLOAT,
Concat,
Function,
End,
IF,
While,
For,
EOZ
}
public class LexState : ICloneable
{
public static int EOZ = -1;
public int current;
public int code_i;
public Token t; /* current token */
public Token lookahead; /* look ahead token */
public string code;
private int linenumber;
private Dictionary<string,KeyWord> reserved_words;
static int[] LuaI_CType = new int[]{
0x00, /* EOZ */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0. */
0x00, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 1. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0c, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, /* 2. */
0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
0x16, 0x16, 0x16, 0x16, 0x16, 0x16, 0x16, 0x16, /* 3. */
0x16, 0x16, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04,
0x04, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x05, /* 4. */
0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, /* 5. */
0x05, 0x05, 0x05, 0x04, 0x04, 0x04, 0x04, 0x05,
0x04, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x05, /* 6. */
0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, /* 7. */
0x05, 0x05, 0x05, 0x04, 0x04, 0x04, 0x04, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 8. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 9. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* a. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* b. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* c. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* d. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* e. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* f. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
private static int ALPHABIT = 0;
private static int DIGITBIT = 1;
private static int PRINTBIT = 2;
private static int SPACEBIT = 3;
private static int XDIGITBIT = 4;
public LexState(string _code)
{
InitReserved();
code = _code;
code_i = -1;
linenumber = 1;
NextChar();
MoveToNextToken();
}
public void UpdateData(LexState ls)
{
this.code = ls.code;
this.code_i = ls.code_i;
this.t = ls.t;
this.lookahead = ls.lookahead;
this.current = ls.current;
}
public string Dump()
{
StringBuilder sb = new StringBuilder();
sb.Append("line : "+linenumber+" current : "+current+" token:"+t.ToString()+" code_i:"+code_i+" lookahead:"+(lookahead!=null?lookahead.ToString():"null"));
return sb.ToString();
}
private void InitReserved()
{
reserved_words = new Dictionary<string, KeyWord>();
reserved_words.Add("local", KeyWord.Local);
reserved_words.Add("return", KeyWord.Return);
reserved_words.Add("false", KeyWord.False);
reserved_words.Add("true", KeyWord.True);
reserved_words.Add("function", KeyWord.Function);
reserved_words.Add("end", KeyWord.End);
reserved_words.Add("if", KeyWord.IF);
reserved_words.Add("while", KeyWord.While);
reserved_words.Add("for", KeyWord.For);
reserved_words.Add("nil", KeyWord.Nil);
}
private void NextChar()
{
code_i++;
if (code_i < code.Length)
current = code[code_i];
else
current = EOZ;
}
public Token MoveToNextToken()
{
if (lookahead != null)
{
t = lookahead;
lookahead = null;
}
else
{
t = new Token();
t.token = ReadToken(ref t);
}
return null;
}
public Token ReadAheadToken()
{
lookahead = new Token();
lookahead.token = ReadToken(ref lookahead);
return lookahead;
}
private KeyWord TryGetReserved(string str)
{
if (reserved_words.ContainsKey(str))
return reserved_words[str];
else
return KeyWord.Name;
}
private bool CheckNext1(char set)
{
if (current == set)
{
NextChar();
return true;
}
return false;
}
private bool CheckNext2(string set)
{
if (current == set[0] || current == set[1])
{
NextChar();
return true;
}
return false;
}
public bool TestNext(int c)
{
if (t.token == c)
{
NextChar();
return true;
}
return false;
}
private bool TestProp(int c, int p)
{
var ret = (LuaI_CType[(int)c+1] & p);
return ret != 0;
}
private int GetMask(int i)
{
return 1<<i;
}
public bool IsAlpha(int c)
{
return TestProp(c, GetMask(ALPHABIT));
}
public bool IsAlphaNum(int c)
{
return TestProp(c, GetMask(ALPHABIT) | GetMask(DIGITBIT));
}
public bool IsDigit(int c)
{
return TestProp(c, GetMask(DIGITBIT));
}
private void ReadString(ref Token token, int del)
{
void OnlySave(ref Token _token, string str)
{
_token.str = _token.str.Substring(0, _token.str.Length-1);
_token.str += str;
}
void ReadSave(ref Token _token, string str)
{
OnlySave(ref _token, str);
NextChar();
}
NextChar();
int start_i = code_i;
token.str = "";
while (current != del)
{
if (current == EOZ || current == '\n' || current == '\r')
{
LuaUtility.ThrowError("unfinished string");
break;
}
else if (current == '\\')//CAT_TODO:处理\\符号的\x:十六进制 \u八进制 \z
{
token.str += code.Substring(start_i, code_i-start_i+1);
// Debug.LogFormat("LuaUtility[391:54] token.str:{0}", token.str+" start_i:"+start_i);
NextChar();
start_i = code_i;
// Debug.LogFormat("LuaUtility[420:05] current:{0} start_i:{1}", current, start_i);
if (current == 'a' || current == 'b' || current == 'f' || current == 'n' || current == 'r' || current == 't' || current == 'v' )
{
ReadSave(ref token, "\\"+current);
}
else if (current == '\n' || current == '\r')
{
IncLineNumber();
OnlySave(ref token, "\n");
}
else if (current == '\\' || current == '\"' || current == '\'')
{
ReadSave(ref token, ((char)current).ToString());
}
start_i = code_i;
}
else
{
NextChar();
}
}
token.str += code.Substring(start_i, code_i-start_i);
// Debug.Log("read string : "+token.str+" start_i:"+start_i+" end_i:"+code_i);
NextChar();
}
private int ReadNumeral(ref Token token, bool is_decimal)
{
string expo = "Ee";
int start_i = code_i;
var first = current;
NextChar();
if (first == '0' && CheckNext2("xX"))
expo = "Pp";
while (true)
{
if (CheckNext2(expo))
CheckNext2("-+");
if (IsDigit(current))
NextChar();
else if (current == '.')
NextChar();
else
break;
}
var num_str = code.Substring(start_i, code_i-start_i);
if (is_decimal)
num_str = "0." + num_str;
long ret_i;
var isInt = long.TryParse(num_str, out ret_i);
if (isInt)
{
token.i = ret_i;
return (int)KeyWord.Integer;
}
else
{
double ret_d;
num_str = num_str.Replace("e", "E");
var isDouble = double.TryParse(num_str, out ret_d);
if (isDouble)
{
token.d = ret_d;
}
else
{
var err_str = string.Format("malformed number {0} in code {1}~{2}", num_str, start_i, code_i);
Debug.LogError(err_str);
}
return (int)KeyWord.FLOAT;
}
}
private int SkipSep()
{
int count = 0;
int s = current;
NextChar();
while (current == '=')
{
NextChar();
count++;
}
return (current == s) ? count : (-count)-1;
}
private void IncLineNumber()
{
int old = current;
Assert.IsTrue(CurrentIsNewLine());
NextChar();
if (CurrentIsNewLine() && current != old)
NextChar();
if (++linenumber >= int.MaxValue)
Assert.IsTrue(false, "line number too much");
}
private bool CurrentIsNewLine()
{
return current == '\n' || current == '\r';
}
private string ReadLongString(ref Token token, int sep)
{
bool isString = token != null;
NextChar();
int start_i = code_i;
int end_i = code_i;
if (CurrentIsNewLine())
IncLineNumber();
while (true)
{
if (current == EOZ)
{
ThrowError("unfinished long "+(isString?"string":"comment")+", ls:"+Dump());
break;
}
else if (current == ']')
{
end_i = code_i;
if (SkipSep() == sep)
{
NextChar();
break;
}
}
else if (current == '\n' || current == '\r')
{
IncLineNumber();
end_i = code_i;
}
else
{
NextChar();
}
}
return code.Substring(start_i, end_i-start_i-(isString?0:2));
}
public int ReadToken(ref Token token)
{
int loop_max = 5000;
while (loop_max > 0)
{
loop_max--;
if (current == '\n' || current == '\r')
{
IncLineNumber();
}
else if (current == ' ' || current == '\f' || current == '\t' || current == '\v')
{
NextChar();
}
else if (current == '-')
{
NextChar();
if (current != '-')
return '-';
NextChar();
if (current == '[')
{ /* long comment? */
int sep = SkipSep();
if (sep >= 0)
{
Token emptyToken = null;
var longStr = ReadLongString(ref emptyToken, sep);
// Debug.Log("ReadToken comment longStr : "+longStr);
}
}
while (!CurrentIsNewLine() && current != EOZ)
NextChar();
}
else if (current == '[')
{
int sep = SkipSep();
if (sep >= 0)
{
var longStr = ReadLongString(ref token, sep);
// Debug.Log("ReadToken string longStr : "+longStr);
token.str = longStr;
return (int)KeyWord.String;
}
return '[';
}
else if (current == '=')
{
NextChar();
if (current == '=')
return (int)KeyWord.Equal;
else
return '=';
}
else if (current == '"' || current == '\'')
{
ReadString(ref token, current);
return (int)KeyWord.String;
}
else if (current == '.')
{
NextChar();
if (CheckNext1('.'))
{
if (CheckNext1('.'))
return (int)KeyWord.Dots;
else
return (int)KeyWord.Concat;
}
else if (!IsDigit(current))
{
return '.';
}
else
{
return ReadNumeral(ref token, true);
}
}
else if (current >= (int)'0' && current <= (int)'9')
{
return ReadNumeral(ref token, false);
}
else if (current == EOZ)
{
return (int)KeyWord.EOZ;
}
else
{
if (IsAlpha(current))
{
var start_i = code_i;
do
{
NextChar();
} while(IsAlphaNum(current));
token.str = code.Substring(start_i, code_i-start_i);
return (int)TryGetReserved(token.str);
}
else
{
/* single-char tokens (+ - / ...) */
var c = current;
NextChar();
return c;
}
}
}
return 0;
}
public object Clone()
{
return this.MemberwiseClone();
}
}
private static object ParseExp(LexState ls, Type type)
{
Token t = ls.t;
switch (t.token)
{
case (int)KeyWord.String:
{
ls.MoveToNextToken();
return t.str;
}
case (int)KeyWord.Name:
{
ls.MoveToNextToken();
return t.str;
}
case (int)KeyWord.FLOAT:
{
ls.MoveToNextToken();
return t.d;
}
case (int)KeyWord.Integer:
{
ls.MoveToNextToken();
return t.i;
}
case (int)KeyWord.Nil:
{
ls.MoveToNextToken();
return null;
}
case (int)KeyWord.False:
{
ls.MoveToNextToken();
return false;
}
case (int)KeyWord.True:
{
ls.MoveToNextToken();
return true;
}
case (int)'{':
{
return ParseTableConstructor(ls, type);
}
case (int)'-':
{
ls.MoveToNextToken();
t = ls.t;
ls.MoveToNextToken();
if (t.token == (int)KeyWord.FLOAT)
return -t.d;
else if (t.token == (int)KeyWord.Integer)
return -t.i;
else
ThrowError("wrong : '-' must before a number! ls:"+ls.Dump());
return null;
}
default:
{
}
break;
}
return null;
}
private static Type TryGetRealType(LexState ls)
{
Type result = null;
if (ls.t.token == (int)'[')
{
ls.ReadAheadToken();
if (ls.lookahead.token == (int)KeyWord.String && ls.lookahead.str == "$type")
{
ls.ReadAheadToken();
ls.ReadAheadToken();
ls.ReadAheadToken();
var type_full_name = ls.lookahead.str;
if (settings != null && settings.CustomTypeDic != null && settings.CustomTypeDic.ContainsKey(type_full_name))
result = settings.CustomTypeDic[type_full_name];
else
result = Type.GetType(type_full_name);
Assert.IsNotNull(result, "cannot find type by name : "+(type_full_name));
// SceneEditorNS.PathPointInfoData
}
}
return result;
}
private static object CreateInstance(Type type)
{
if (type == typeof(string))
{
return "";
}
else if (type.IsArray)
{
var e_type = type.GetElementType();
return Array.CreateInstance(e_type, 1);
}
else
{
return System.Activator.CreateInstance(type);
}
}
private static object ParseTableConstructor(LexState ls, Type type)
{
Token t = ls.t;
if (t.token == (int)'{')
{
ls.MoveToNextToken();
object ret = null;
if (type != null)
{
Log("start table constructor for type : "+type.Name);
var old_ls_dump = ls.Dump();
var backup = ls.Clone();
var realType = TryGetRealType(ls);
// ls = backup as LexState;
ls.UpdateData(backup as LexState);
if (realType != null)
type = realType;
ret = CreateInstance(type);
Assert.IsNotNull(ret, "cannot create instance for type : "+type.Name);
}
var isOk = ParseFieldList(ls, ref ret, type);
Log("end table constructor for type : "+(type!=null?type.Name:"unknow type")+" isOk:"+isOk+" token is }"+(ls.t.token == (int)'}')+" token:"+ls.t);
if (isOk && ls.t.token == (int)'}')
{
ls.MoveToNextToken();
return ret;
}
}
else
{
Debug.LogError("wrong table constructor!"+ls.Dump());
}
return null;
}
//FieldList ::= Field {FieldSep Field} [FieldSep]
private static bool ParseFieldList(LexState ls, ref object obj, Type type)
{
Log(string.Format("obj:{0} type:{1} ls:{2}", obj, type, ls.Dump()));
int index = 0;
var isSep = false;
do
{
if (ls.t.token == (int)'}')
break;
ParseField(ls, ref obj, type, ref index);
index++;
isSep = IsFieldSep(ls.t);
if (isSep)
ls.MoveToNextToken();
} while (isSep);
return true;
}
private static bool IsFieldSep(Token t)
{
return (t.token == (int)',') || (t.token == (int)';');
}
private static Type GetTypeByMemberInfo(MemberInfo mem)
{
FieldInfo field = mem as FieldInfo;
if(field!=null)
{
return field.FieldType;
}
else
{
PropertyInfo pro = mem as PropertyInfo;
if (pro != null)
return pro.PropertyType;
}
return mem.GetType();
}
private static Type GetTypeByKeyName(object obj, Type type, string keyName)
{
if (null == keyName)
return null;
var mems = type.GetMember(keyName);
if (mems.Length == 1)
{
var mem = mems[0];
return GetTypeByMemberInfo(mem);
}
return null;
}
private static Type GetFieldTypeFromList(Type t)
{
if (t.IsGenericType)
{
var listType = t.GetGenericArguments()[0];
return listType;
}
return typeof(Nullable);
}
private static Type GetFieldTypeFromDic(Type t)
{
if (t.IsGenericType)
{
var listType = t.GetGenericArguments()[1];
return listType;
}
return typeof(Nullable);
}
private static Type GetKeyTypeFromDic(Type t)
{
if (t.IsGenericType)
{
var listType = t.GetGenericArguments()[0];
return listType;
}
return typeof(Nullable);
}
private static object ConvertToRealType(object val, Type fieldType)
{
if (val == null)
{
return null;
}
Type valType = val.GetType();
// 如果val的类型和fieldType一致，则无需转换
if (valType == fieldType)
{
return val;
}
if (fieldType.IsEnum)
return Enum.ToObject(fieldType, val);
else if (IsFloatNum(fieldType))
{
//先尝试转成更高位数的浮点型，判断实际数字是否超出范围
double doubleVal;
if (double.TryParse(val.ToString(), out doubleVal))
{
double minValue = Convert.ToDouble(fieldType.GetField("MinValue").GetValue(null));
double maxValue = Convert.ToDouble(fieldType.GetField("MaxValue").GetValue(null));
if (doubleVal < minValue || doubleVal > maxValue)
{
LogErrorStrict("Value out of range for type "+fieldType.Name+" real value:"+doubleVal);
}
return Convert.ChangeType(doubleVal, fieldType);
}
else
{
LogErrorStrict("Invalid value for type "+fieldType.Name);
return null;
}
}
else if (IsIntNumType(fieldType))
{
long longVal;
if (long.TryParse(val.ToString(), out longVal))
{
long minValue = Convert.ToInt64(fieldType.GetField("MinValue").GetValue(null));
long maxValue = Convert.ToInt64(fieldType.GetField("MaxValue").GetValue(null));
if (longVal < minValue || longVal > maxValue)
{
LogErrorStrict("Value out of range for type "+fieldType.Name+" real value:"+longVal);
}
return Convert.ChangeType(longVal, fieldType);
}
else
{
LogErrorStrict("Invalid value for type "+fieldType.Name+" real value:"+val.ToString());
return null;
}
}
else if (val.GetType() != fieldType && !val.GetType().IsSubclassOf(fieldType))
{
try {
return Convert.ChangeType(val, fieldType);
}
catch (Exception e)
{
Debug.LogError("ConvertToRealType error! val:"+val+" fieldType:"+fieldType+" e:"+e);
}
return null;
}
return val;
}
private static bool IsIntNumType(Type type)
{
return type == typeof(byte) ||
type == typeof(sbyte) ||
type == typeof(short) ||
type == typeof(ushort) ||
type == typeof(int) ||
type == typeof(uint) ||
type == typeof(long) ||