public static bool CanChangeType(ScriptObject par, Type type)
{
if (type == TYPE_OBJECT || par.IsNull)
{
return(true);
}
else
{
if (par is ScriptString && Util.IsString(type))
{
return(true);
}
else if (par is ScriptNumber && (IsNumber(type) || IsEnum(type)))
{
return(true);
}
else if (par is ScriptBoolean && IsBool(type))
{
return(true);
}
else if (par is ScriptEnum && (par as ScriptEnum).EnumType == type)
{
return(true);
}
else if (par is ScriptArray && type.IsArray)
{
return(true);
}
else if (par is ScriptUserdata)
{
if (Util.IsType(type))
{
return(true);
}
else if (type.IsAssignableFrom(((ScriptUserdata)par).ValueType))
{
return(true);
}
}
else if (type.IsAssignableFrom(par.GetType()))
{
return(true);
}
}
return(false);
}
public static object ChangeType(ScriptObject par, Type type)
{
if (type == TYPE_OBJECT)
{
if (par is ScriptNumber)
{
return(ChangeType_impl(par.ObjectValue, type));
}
else
{
return(par.ObjectValue);
}
}
else
{
if (type.IsAssignableFrom(par.GetType()))
{
return(par);
}
else if (par is ScriptNumber)
{
return(Util.IsEnum(type) ? ToEnum(type, ((ScriptNumber)par).ToLong()) : ChangeType_impl(par.ObjectValue, type));
}
else if (par is ScriptArray)
{
return(ChangeType_impl(par as ScriptArray, type));
}
else if (par is ScriptUserdata)
{
if (Util.IsType(type))
{
return(((ScriptUserdata)par).ValueType);
}
else
{
return(par.ObjectValue);
}
}
else
{
return(par.ObjectValue);
}
}
}
public static bool CanChangeType(ScriptObject par, Type type)
{
if (type == TYPE_OBJECT)
{
return(true);
}
else if (type == TYPE_SBYTE || type == TYPE_BYTE || type == TYPE_SHORT || type == TYPE_USHORT || type == TYPE_INT || type == TYPE_UINT ||
type == TYPE_FLOAT || type == TYPE_DOUBLE || type == TYPE_DECIMAL || type == TYPE_LONG)
{
return(par is ScriptNumber);
}
else if (type == TYPE_BOOL)
{
return(par is ScriptBoolean);
}
else if (type.GetTypeInfo().IsEnum)
{
return(par is ScriptEnum && ((ScriptEnum)par).EnumType == type);
}
else if (par is ScriptNull)
{
return(true);
}
else if (type == TYPE_STRING)
{
return(par is ScriptString);
}
else if (type == TYPE_TYPE)
{
return(par is ScriptUserdata);
}
else if (TYPE_DELEGATE.GetTypeInfo().IsAssignableFrom(type))
{
return((par is ScriptFunction) || (par is ScriptUserdata && (par as ScriptUserdata).ValueType == type));
}
else if (par is ScriptUserdata)
{
return(type.GetTypeInfo().IsAssignableFrom(((ScriptUserdata)par).ValueType));
}
else
{
return(type.GetTypeInfo().IsAssignableFrom(par.GetType()));
}
}
public static bool CanChangeType(ScriptObject par, Type type)
{
if (type == TYPE_OBJECT)
{
return(true);
}
else if (IsNumber(type))
{
return(par is ScriptNumber);
}
else if (IsBool(type))
{
return(par is ScriptBoolean);
}
else if (IsEnum(type))
{
return(par is ScriptEnum && ((ScriptEnum)par).EnumType == type);
}
else if (par is ScriptNull)
{
return(true);
}
else if (IsString(type))
{
return(par is ScriptString);
}
else if (IsDelegateType(type))
{
return(par is ScriptFunction);
}
else if (IsType(type))
{
return(par is ScriptUserdata);
}
else if (par is ScriptUserdata)
{
return(type.IsAssignableFrom(((ScriptUserdata)par).ValueType));
}
else
{
return(type.IsAssignableFrom(par.GetType()));
}
}
public static bool CanChangeType(ScriptObject par, Type type)
{
if (type == TYPE_OBJECT)
return true;
else if (IsNumber(type))
return par is ScriptNumber;
else if (IsBool(type))
return par is ScriptBoolean;
else if (IsEnum(type))
return par is ScriptEnum && ((ScriptEnum)par).EnumType == type;
else if (par is ScriptNull)
return true;
else if (IsString(type))
return par is ScriptString;
else if (IsDelegateType(type))
return (par is ScriptFunction) || (par is ScriptUserdata && (par as ScriptUserdata).ValueType == type);
else if (IsType(type))
return par is ScriptUserdata;
else if (par is ScriptUserdata)
return type.IsAssignableFrom(((ScriptUserdata)par).ValueType);
else
return type.IsAssignableFrom(par.GetType());
}
public static bool CanChangeType(ScriptObject par, Type type)
{
if (type == TYPE_OBJECT)
return true;
else if (type == TYPE_SBYTE || type == TYPE_BYTE || type == TYPE_SHORT || type == TYPE_USHORT || type == TYPE_INT || type == TYPE_UINT ||
type == TYPE_FLOAT || type == TYPE_DOUBLE || type == TYPE_DECIMAL || type == TYPE_LONG)
return par is ScriptNumber;
else if (type == TYPE_BOOL)
return par is ScriptBoolean;
else if (type.GetTypeInfo().IsEnum)
return par is ScriptEnum && ((ScriptEnum)par).EnumType == type;
else if (par is ScriptNull)
return true;
else if (type == TYPE_STRING)
return par is ScriptString;
else if (type == TYPE_TYPE)
return par is ScriptUserdata;
else if (TYPE_DELEGATE.GetTypeInfo().IsAssignableFrom(type))
return (par is ScriptFunction) || (par is ScriptUserdata && (par as ScriptUserdata).ValueType == type);
else if (par is ScriptUserdata)
return type.GetTypeInfo().IsAssignableFrom(((ScriptUserdata)par).ValueType);
else
return type.GetTypeInfo().IsAssignableFrom(par.GetType());
}
