public bool PosTest1()
{
bool retVal = true;
// Add your scenario description here
TestLibrary.TestFramework.BeginScenario("PosTest1: Convert a random Int16 to UInt16");
try
{
Int16 i1 = TestLibrary.Generator.GetInt16(-55);
IConvertible Icon1 = (IConvertible)i1;
if (Icon1.ToUInt16(null) != i1)
{
TestLibrary.TestFramework.LogError("001", "The result is not the value as expected.");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public bool NegTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("NegTest1: Test the negative int16 ");
try
{
Int16 i1 = TestLibrary.Generator.GetInt16(-55);
IConvertible Icon1 = (IConvertible)(-i1);
ushort s1 = Icon1.ToUInt16(null);
TestLibrary.TestFramework.LogError("101", "The overflow exception was not thrown as expected: ");
retVal = false;
}
catch (OverflowException)
{
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("102", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
// Add your scenario description here
TestLibrary.TestFramework.BeginScenario("PosTest3: Check the boundary value ");
try
{
Int16 i1 = Int16.MaxValue;
IConvertible Icon1 = (IConvertible)i1;
if (Icon1.ToUInt16(null) != Int16.MaxValue)
{
TestLibrary.TestFramework.LogError("005", "The result is not the value as expected.");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
private object PromoteNumericArgument(Type type, object argument)
{
IConvertible convertible = (IConvertible)argument;
switch (Type.GetTypeCode(type))
{
case TypeCode.Byte: return(convertible.ToByte(null));
case TypeCode.SByte: return(convertible.ToSByte(null));
case TypeCode.Int16: return(convertible.ToInt16(null));
case TypeCode.Int32: return(convertible.ToInt32(null));
case TypeCode.Int64: return(convertible.ToInt64(null));
case TypeCode.UInt16: return(convertible.ToUInt16(null));
case TypeCode.UInt32: return(convertible.ToUInt32(null));
case TypeCode.UInt64: return(convertible.ToUInt64(null));
case TypeCode.Single: return(convertible.ToSingle(null));
case TypeCode.Double: return(convertible.ToDouble(null));
case TypeCode.Boolean: return(convertible.ToBoolean(null));
case TypeCode.Decimal: return(convertible.ToDecimal(null));
case TypeCode.Char: return(convertible.ToChar(null));
}
throw new ArgumentException();
}
public static bool IsIntegralMinusOne(ICompileTimeConstant constExpression)
{
IConvertible /*?*/ ic = constExpression.Value as IConvertible;
if (ic == null)
{
return(false);
}
switch (ic.GetTypeCode())
{
case System.TypeCode.SByte: return(ic.ToSByte(null) == -1);
case System.TypeCode.Int16: return(ic.ToInt16(null) == -1);
case System.TypeCode.Int32: return(ic.ToInt32(null) == -1);
case System.TypeCode.Int64: return(ic.ToInt64(null) == -1);
case System.TypeCode.Byte: return(ic.ToByte(null) == byte.MaxValue);
case System.TypeCode.UInt16: return(ic.ToUInt16(null) == ushort.MaxValue);
case System.TypeCode.UInt32: return(ic.ToUInt32(null) == uint.MaxValue);
case System.TypeCode.UInt64: return(ic.ToUInt64(null) == ulong.MaxValue);
}
return(false);
}
public bool PosTest3()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest3: Convert an enum of Uint16.maxvalue to uint16");
try
{
color c1 = color.white;
IConvertible i1 = c1 as IConvertible;
UInt16 u1 = i1.ToUInt16(null);
if (u1 != UInt16.MaxValue)
{
TestLibrary.TestFramework.LogError("005", "The result is not the value as expected");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("PosTest1: Convert an enum of zero to Uint16");
try
{
color c1 = color.blue;
IConvertible i1 = c1 as IConvertible;
UInt16 u1 = i1.ToUInt16(null);
if (u1 != 0)
{
TestLibrary.TestFramework.LogError("001", "The result is not the value as expected");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public void ValuesAreConvertible()
{
RedisValue val = 123;
object o = val;
byte[] blob = (byte[])Convert.ChangeType(o, typeof(byte[]));
Assert.AreEqual(3, blob.Length);
Assert.AreEqual((byte)'1', blob[0]);
Assert.AreEqual((byte)'2', blob[1]);
Assert.AreEqual((byte)'3', blob[2]);
Assert.AreEqual((double)123, Convert.ToDouble(o));
IConvertible c = (IConvertible)o;
Assert.AreEqual((short)123, c.ToInt16(CultureInfo.InvariantCulture));
Assert.AreEqual((int)123, c.ToInt32(CultureInfo.InvariantCulture));
Assert.AreEqual((long)123, c.ToInt64(CultureInfo.InvariantCulture));
Assert.AreEqual((float)123, c.ToSingle(CultureInfo.InvariantCulture));
Assert.AreEqual("123", c.ToString(CultureInfo.InvariantCulture));
Assert.AreEqual((double)123, c.ToDouble(CultureInfo.InvariantCulture));
Assert.AreEqual((decimal)123, c.ToDecimal(CultureInfo.InvariantCulture));
Assert.AreEqual((ushort)123, c.ToUInt16(CultureInfo.InvariantCulture));
Assert.AreEqual((uint)123, c.ToUInt32(CultureInfo.InvariantCulture));
Assert.AreEqual((ulong)123, c.ToUInt64(CultureInfo.InvariantCulture));
blob = (byte[])c.ToType(typeof(byte[]), CultureInfo.InvariantCulture);
Assert.AreEqual(3, blob.Length);
Assert.AreEqual((byte)'1', blob[0]);
Assert.AreEqual((byte)'2', blob[1]);
Assert.AreEqual((byte)'3', blob[2]);
}
public bool PosTest1()
{
bool retVal = true;
CultureInfo myculture = new CultureInfo("en-us");
IFormatProvider provider = myculture.NumberFormat;
TestLibrary.TestFramework.BeginScenario("PosTest1:The sbyte MaxValue IConvertible To UInt16");
try
{
sbyte sbyteVal = sbyte.MaxValue;
IConvertible iConvert = (IConvertible)(sbyteVal);
UInt16 UInt16Val = iConvert.ToUInt16(provider);
if (UInt16Val != 127)
{
TestLibrary.TestFramework.LogError("001", "the ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public void Substract(IConvertible value)
{
if (typeof(T) == typeof(byte))
{
Value = (T)(object)(Value.ToByte(null) - value.ToByte(null));
}
if (typeof(T) == typeof(sbyte))
{
Value = (T)(object)(Value.ToSByte(null) - value.ToSByte(null));
}
if (typeof(T) == typeof(short))
{
Value = (T)(object)(Value.ToInt16(null) - value.ToInt16(null));
}
if (typeof(T) == typeof(ushort))
{
Value = (T)(object)(Value.ToUInt16(null) - value.ToUInt16(null));
}
if (typeof(T) == typeof(int))
{
Value = (T)(object)(Value.ToInt32(null) - value.ToInt32(null));
}
if (typeof(T) == typeof(uint))
{
Value = (T)(object)(Value.ToUInt32(null) - value.ToUInt32(null));
}
if (typeof(T) == typeof(long))
{
Value = (T)(object)(Value.ToInt64(null) - value.ToInt64(null));
}
if (typeof(T) == typeof(ulong))
{
Value = (T)(object)(Value.ToUInt64(null) - value.ToUInt64(null));
}
}
public bool NegTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("NegTest1: Test the overflowException ");
try
{
Int32 i1 = 0;
while (i1 <= c_UINT16_MAXVALUE)
{
i1 = TestLibrary.Generator.GetInt32(-55);
}
IConvertible Icon1 = (IConvertible)i1;
ushort s1 = Icon1.ToUInt16(null);
TestLibrary.TestFramework.LogError("101", "The overflow exception was not thrown as expected: ");
retVal = false;
}
catch (OverflowException)
{
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("102", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public static bool IsNumericZero(ICompileTimeConstant constExpression)
{
IConvertible /*?*/ ic = constExpression.Value as IConvertible;
if (ic == null)
{
return(false);
}
switch (ic.GetTypeCode())
{
case System.TypeCode.SByte: return(ic.ToSByte(null) == 0);
case System.TypeCode.Int16: return(ic.ToInt16(null) == 0);
case System.TypeCode.Int32: return(ic.ToInt32(null) == 0);
case System.TypeCode.Int64: return(ic.ToInt64(null) == 0);
case System.TypeCode.Byte: return(ic.ToByte(null) == 0);
case System.TypeCode.UInt16: return(ic.ToUInt16(null) == 0);
case System.TypeCode.UInt32: return(ic.ToUInt32(null) == 0);
case System.TypeCode.UInt64: return(ic.ToUInt64(null) == 0);
case System.TypeCode.Single: return(ic.ToSingle(null) == 0);
case System.TypeCode.Double: return(ic.ToDouble(null) == 0);
case System.TypeCode.Decimal: return(ic.ToDecimal(null) == 0);
}
return(false);
}
public bool NegTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("NegTest1: Convert an enum of negative value to Uint16");
try
{
e_test e1 = e_test.itemA;
IConvertible i1 = e1 as IConvertible;
UInt16 u1 = i1.ToUInt16(null);
TestLibrary.TestFramework.LogError("101", "The OverflowException was not thrown as expected");
retVal = false;
}
catch (OverflowException)
{
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("102", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
///////////////////////////////////////////////////////////////////////////////////////////////
public static bool ToUnsignedNarrowInteger(Number number, ref ushort value)
{
bool result = false;
try
{
if (number != null)
{
if (number.IsUnsignedNarrowInteger())
{
value = (ushort)number.Value;
result = true;
}
else
{
IConvertible convertible = number.Value as IConvertible;
if (convertible != null)
{
value = convertible.ToUInt16(null);
result = true;
}
}
}
}
catch
{
// do nothing.
}
return(result);
}
private static bool TryConvert(object input, IFormatProvider provider, out ushort value)
{
if (IsNullOrEmptyString(input))
{
value = 0;
return(false);
}
if (!(input is string))
{
IConvertible ic = input as IConvertible;
if (ic != null)
{
try
{
value = ic.ToUInt16(provider);
return(true);
}
catch
{
}
}
}
NumberStyles styles = NumberStyles.Integer;
string s = Convert.ToString(input, provider);
if (NormalizeHexString(ref s))
{
styles |= NumberStyles.AllowHexSpecifier;
}
return(ushort.TryParse(s, styles, provider, out value));
}
public bool NegTest2()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("NegTest2: Convert an enum of the value which is bigger than uint16.maxvalue to Uint16");
try
{
e_test e1 = e_test.itemB;
IConvertible i1 = e1 as IConvertible;
UInt16 u1 = i1.ToUInt16(null);
TestLibrary.TestFramework.LogError("103", "The OverflowException was not thrown as expected");
retVal = false;
}
catch (OverflowException)
{
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("104", "Unexpected exception: " + e);
TestLibrary.TestFramework.LogInformation(e.StackTrace);
retVal = false;
}
return(retVal);
}
public bool PosTest3()
{
bool retVal = true;
CultureInfo myculture = new CultureInfo("en-us");
IFormatProvider provider = myculture.NumberFormat;
TestLibrary.TestFramework.BeginScenario("PosTest3:The random sbyte IConvertible To UInt16 2");
try
{
sbyte sbyteVal = (sbyte)(this.GetInt32(0, 128));
IConvertible iConvert = (IConvertible)(sbyteVal);
UInt16 UInt16Val = iConvert.ToUInt16(provider);
if (UInt16Val != (UInt16)(sbyteVal))
{
TestLibrary.TestFramework.LogError("005", "the ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("006", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public static bool IsIntegralZero(ICompileTimeConstant constExpression)
{
IConvertible /*?*/ ic = constExpression.Value as IConvertible;
if (ic == null)
{
return(false);
}
switch (ic.GetTypeCode())
{
case System.TypeCode.SByte: return(ic.ToSByte(null) == 0);
case System.TypeCode.Int16: return(ic.ToInt16(null) == 0);
case System.TypeCode.Int32: return(ic.ToInt32(null) == 0);
case System.TypeCode.Int64: return(ic.ToInt64(null) == 0);
case System.TypeCode.Byte: return(ic.ToByte(null) == 0);
case System.TypeCode.UInt16: return(ic.ToUInt16(null) == 0);
case System.TypeCode.UInt32: return(ic.ToUInt32(null) == 0);
case System.TypeCode.UInt64: return(ic.ToUInt64(null) == 0);
case System.TypeCode.Boolean: return(!ic.ToBoolean(null));
}
return(false);
}
public bool PosTest2()
{
bool retVal = true;
CultureInfo myculture = new CultureInfo("el-GR");
IFormatProvider provider = myculture.NumberFormat;
TestLibrary.TestFramework.BeginScenario("PosTest2:The Int64 value which in the range of UInt16 IConvertible To UInt16 2");
try
{
long int64A = this.GetInt32(0, UInt16.MaxValue);
IConvertible iConvert = (IConvertible)(int64A);
ushort uint16A = iConvert.ToUInt16(provider);
if (uint16A != int64A)
{
TestLibrary.TestFramework.LogError("003", "the ActualResult is not the ExpectResult");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004", "Unexpected exception: " + e);
retVal = false;
}
return(retVal);
}
public void TestToUInt16()
{
JulianDate julianDate = new JulianDate(100);
IConvertible convertible = julianDate;
convertible.ToUInt16(null);
}
public ushort this [int index]
{
get {
IConvertible value = (IConvertible)data.GetValue(index);
return(value.ToUInt16(null));
}
}
public void ToUInt16Test()
{
ushort expected = 3;
Assert.Equal(expected, lengthAsIConvertible.ToUInt16(null));
Assert.Equal(expected, Convert.ToUInt16(length));
Assert.Equal(expected, Convert.ChangeType(length, typeof(ushort)));
}
/// <summary>
/// Converts object value to invariant format (understood by JavaScript)
/// </summary>
/// <param name="value">Object value</param>
/// <param name="objTypeCode">Object TypeCode</param>
/// <param name="safeConversion">Check and remove unusual unicode characters from the result string.</param>
/// <returns>Object value converted to string</returns>
internal static string XmlConvertToString(IConvertible value, TypeCode objTypeCode, bool safeConversion = false)
{
if (value == null)
{
return("null");
}
switch (objTypeCode)
{
case TypeCode.Boolean:
return(XmlConvert.ToString(value.ToBoolean(CultureInfo.InvariantCulture))); // boolean as lowercase
case TypeCode.Byte:
return(XmlConvert.ToString(value.ToByte(CultureInfo.InvariantCulture)));
case TypeCode.SByte:
return(XmlConvert.ToString(value.ToSByte(CultureInfo.InvariantCulture)));
case TypeCode.Int16:
return(XmlConvert.ToString(value.ToInt16(CultureInfo.InvariantCulture)));
case TypeCode.Int32:
return(XmlConvert.ToString(value.ToInt32(CultureInfo.InvariantCulture)));
case TypeCode.Int64:
return(XmlConvert.ToString(value.ToInt64(CultureInfo.InvariantCulture)));
case TypeCode.UInt16:
return(XmlConvert.ToString(value.ToUInt16(CultureInfo.InvariantCulture)));
case TypeCode.UInt32:
return(XmlConvert.ToString(value.ToUInt32(CultureInfo.InvariantCulture)));
case TypeCode.UInt64:
return(XmlConvert.ToString(value.ToUInt64(CultureInfo.InvariantCulture)));
case TypeCode.Single:
return(XmlConvertToString(value.ToSingle(CultureInfo.InvariantCulture)));
case TypeCode.Double:
return(XmlConvertToString(value.ToDouble(CultureInfo.InvariantCulture)));
case TypeCode.Decimal:
return(XmlConvertToString(value.ToDecimal(CultureInfo.InvariantCulture)));
case TypeCode.DateTime:
return(XmlConvert.ToString(value.ToDateTime(CultureInfo.InvariantCulture), XmlDateTimeSerializationMode.Utc));
case TypeCode.Char:
return(XmlConvert.ToString(value.ToChar(CultureInfo.InvariantCulture)));
case TypeCode.String:
return(safeConversion ? RemoveInvalidXmlChars(value.ToString(CultureInfo.InvariantCulture)) : value.ToString(CultureInfo.InvariantCulture));
default:
return(XmlConvertToStringInvariant(value, safeConversion));
}
}
public void ToUInt16Test()
{
IConvertible target = (Half)33.33;
IFormatProvider provider = CultureInfo.InvariantCulture;
ushort expected = 33;
ushort actual = target.ToUInt16(provider);
Assert.Equal(expected, actual);
}
public void op_ToUInt16_IFormatProvider()
{
const ushort expected = 123;
IConvertible value = (AlphaDecimal)123;
var actual = value.ToUInt16(CultureInfo.InvariantCulture);
Assert.Equal(expected, actual);
}
private static bool TryConvertEnum(object value, Type type, out object result)
{
Type underlyingType = Enum.GetUnderlyingType(type);
IConvertible convertiable = value as IConvertible;
try
{
if (underlyingType == typeof(Int32))
{
result = Enum.ToObject(type, convertiable.ToInt32(CultureInfo.CurrentCulture));
return(true);
}
if (underlyingType == typeof(Int64))
{
result = Enum.ToObject(type, convertiable.ToInt64(CultureInfo.CurrentCulture));
return(true);
}
if (underlyingType == typeof(Int16))
{
result = Enum.ToObject(type, convertiable.ToInt16(CultureInfo.CurrentCulture));
return(true);
}
if (underlyingType == typeof(Byte))
{
result = Enum.ToObject(type, convertiable.ToByte(CultureInfo.CurrentCulture));
return(true);
}
if (underlyingType == typeof(UInt32))
{
result = Enum.ToObject(type, convertiable.ToUInt32(CultureInfo.CurrentCulture));
return(true);
}
if (underlyingType == typeof(UInt64))
{
result = Enum.ToObject(type, convertiable.ToUInt64(CultureInfo.CurrentCulture));
return(true);
}
if (underlyingType == typeof(UInt16))
{
result = Enum.ToObject(type, convertiable.ToUInt16(CultureInfo.CurrentCulture));
return(true);
}
if (underlyingType == typeof(SByte))
{
result = Enum.ToObject(type, convertiable.ToSByte(CultureInfo.CurrentCulture));
return(true);
}
}
catch (InvalidCastException)
{
}
result = null;
return(false);
}
/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="conv"></param>
/// <param name="formatProvider"></param>
/// <returns></returns>
private static T To <T>(IConvertible conv, IFormatProvider formatProvider = null)
{
formatProvider = formatProvider ?? CultureInfo.CurrentCulture;
switch (typeof(T).Name)
{
case TypeNames.BOOLEAN:
return(conv.ToBoolean(formatProvider).To <T>());
case TypeNames.BYTE:
return(conv.ToByte(formatProvider).To <T>());
case TypeNames.CHAR:
return(conv.ToChar(formatProvider).To <T>());
case TypeNames.DATE_TIME:
return(conv.ToDateTime(formatProvider).To <T>());
case TypeNames.DECIMAL:
return(conv.ToDecimal(formatProvider).To <T>());
case TypeNames.DOUBLE:
return(conv.ToDouble(formatProvider).To <T>());
case TypeNames.INT16:
return(conv.ToInt16(formatProvider).To <T>());
case TypeNames.INT32:
return(conv.ToInt32(formatProvider).To <T>());
case TypeNames.INT64:
return(conv.ToInt64(formatProvider).To <T>());
case TypeNames.S_BYTE:
return(conv.ToSByte(formatProvider).To <T>());
case TypeNames.SINGLE:
return(conv.ToSingle(formatProvider).To <T>());
case TypeNames.STRING:
return(conv.ToString(formatProvider).To <T>());
case TypeNames.U_INT16:
return(conv.ToUInt16(formatProvider).To <T>());
case TypeNames.U_INT32:
return(conv.ToUInt32(formatProvider).To <T>());
case TypeNames.U_INT64:
return(conv.ToUInt64(formatProvider).To <T>());
default:
return(default(T));
}
}
static void Test_ToUInt16(IConvertible c)
{
Console.WriteLine("ToUInt16");
try
{
Console.WriteLine(c.ToUInt16(null));
}
catch (Exception exc)
{
Console.WriteLine(exc.GetType());
}
}
private static IEnumerable <byte> GetBytesFromConvertible(Type type, IConvertible value, uint defaultStringLength)
{
IEnumerable <byte> varValueBytes = null;
if (value == null)
{
return(null);
}
switch (value.GetTypeCode())
{
case TypeCode.Boolean: varValueBytes = BitConverter.GetBytes(value.ToBoolean(null)); break;
case TypeCode.Byte: varValueBytes = new byte[] { value.ToByte(null) }; break;
case TypeCode.Char: varValueBytes = BitConverter.GetBytes(value.ToChar(null)); break;
case TypeCode.Int16: varValueBytes = BitConverter.GetBytes(value.ToInt16(null)); break;
case TypeCode.Int32: varValueBytes = BitConverter.GetBytes(value.ToInt32(null)); break;
case TypeCode.Int64: varValueBytes = BitConverter.GetBytes(value.ToInt64(null)); break;
case TypeCode.UInt16: varValueBytes = BitConverter.GetBytes(value.ToUInt16(null)); break;
case TypeCode.UInt32: varValueBytes = BitConverter.GetBytes(value.ToUInt32(null)); break;
case TypeCode.UInt64: varValueBytes = BitConverter.GetBytes(value.ToUInt64(null)); break;
case TypeCode.Single: varValueBytes = BitConverter.GetBytes(value.ToSingle(null)); break;
case TypeCode.Double: varValueBytes = BitConverter.GetBytes(value.ToDouble(null)); break;
case TypeCode.DateTime: varValueBytes = BitConverter.GetBytes(value.ToInt32(null)); break;
case TypeCode.String: varValueBytes = value.ToString().ToAdsBytes(); break;
case TypeCode.Object:
if (Type.Equals(typeof(Date), type))
{
varValueBytes = BitConverter.GetBytes(value.ToInt32(null));
}
if (Type.Equals(typeof(Time), type))
{
varValueBytes = BitConverter.GetBytes(value.ToInt32(null));
}
break;
}
return(varValueBytes);
}
/// <summary>
/// Returns the specified value as an array of bytes in the target endian-order.
/// </summary>
/// <param name="value">The value to convert.</param>
/// <returns>An array of bytes with length 1.</returns>
/// <typeparam name="T">Native value type to get bytes for.</typeparam>
/// <exception cref="ArgumentException"><paramref name="value"/> type is not primitive.</exception>
/// <exception cref="InvalidOperationException">Cannot get bytes for <paramref name="value"/> type.</exception>
public byte[] GetBytes <T>(T value) where T : struct
{
if (!typeof(T).IsPrimitive)
{
throw new ArgumentException("Value type is not primitive", "value");
}
IConvertible nativeValue = (IConvertible)value;
switch (nativeValue.GetTypeCode())
{
case TypeCode.Char:
return(GetBytes(nativeValue.ToChar(null)));
case TypeCode.Boolean:
return(GetBytes(nativeValue.ToBoolean(null)));
case TypeCode.SByte:
return(GetBytes(nativeValue.ToSByte(null)));
case TypeCode.Byte:
return(GetBytes(nativeValue.ToByte(null)));
case TypeCode.Int16:
return(GetBytes(nativeValue.ToInt16(null)));
case TypeCode.UInt16:
return(GetBytes(nativeValue.ToUInt16(null)));
case TypeCode.Int32:
return(GetBytes(nativeValue.ToInt32(null)));
case TypeCode.UInt32:
return(GetBytes(nativeValue.ToUInt32(null)));
case TypeCode.Int64:
return(GetBytes(nativeValue.ToInt64(null)));
case TypeCode.UInt64:
return(GetBytes(nativeValue.ToUInt64(null)));
case TypeCode.Single:
return(GetBytes(nativeValue.ToSingle(null)));
case TypeCode.Double:
return(GetBytes(nativeValue.ToDouble(null)));
default:
throw new InvalidOperationException("Cannot get bytes for value type " + nativeValue.GetTypeCode());
}
}
public static Literal DoOr(IConvertible ic1, IConvertible ic2, TypeCode code1, TypeCode code2, BinaryExpression binaryExpression){
TypeNode type = SystemTypes.Object;
object val = null;
switch(code1){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
int i = ic1.ToInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
val = i | ic2.ToInt32(null);
type = SystemTypes.Int32;
break;
case TypeCode.UInt32:
if (i >= 0){
val = ((uint)i) | ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
}
goto case TypeCode.Int64;
case TypeCode.Int64:
long lng = i;
val = lng | ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.UInt64:
ulong ulng = (ulong) i;
val = ulng | ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
ushort us = ic1.ToUInt16(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
val = ((int)us) | ic2.ToInt32(null);
type = SystemTypes.Int32;
break;
case TypeCode.UInt32:
val = ((uint)us) | ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.Int64:
val = ((long)us) | ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.UInt64:
val = ((ulong)us) | ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.UInt32:
uint ui = ic1.ToUInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
i = ic2.ToInt32(null);
if (i >= 0){
val = ui | (uint)i;
type = SystemTypes.UInt32;
break;
}
goto case TypeCode.Int64;
case TypeCode.Int64:
val = ((long)ui) | ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = ui | ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.UInt64:
val = ((ulong)ui) | ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.Int64:
long l = ic1.ToInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = l | ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.UInt64:
val = ((ulong)l) | ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.UInt64:
ulong ul = ic1.ToUInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
case TypeCode.Int64:
case TypeCode.UInt64:
val = ul | ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
return new Literal(val, type, binaryExpression.SourceContext);
}
public static Literal DoLe(IConvertible ic1, IConvertible ic2, TypeCode code1, TypeCode code2, BinaryExpression binaryExpression){
TypeNode type = SystemTypes.Boolean;
object val = null;
switch(code1){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
int i = ic1.ToInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
val = i <= ic2.ToInt32(null);
break;
case TypeCode.Int64:
case TypeCode.UInt32:
val = ((long)i) <= ic2.ToInt64(null);
break;
case TypeCode.UInt64:
val = ((ulong)i) <= ic2.ToUInt64(null);
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.Byte:
case TypeCode.UInt16:
ushort us = ic1.ToUInt16(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.Int32:
val = ((int)us) <= ic2.ToInt32(null);
break;
case TypeCode.UInt32:
val = ((uint)us) <= ic2.ToUInt32(null);
break;
case TypeCode.Int64:
val = ((long)us) <= ic2.ToInt64(null);
break;
case TypeCode.UInt64:
val = ((ulong)us) <= ic2.ToUInt64(null);
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.UInt32:
uint ui = ic1.ToUInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = ((long)ui) <= ic2.ToInt64(null);
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = ui <= ic2.ToUInt32(null);
break;
case TypeCode.UInt64:
val = ((ulong)ui) <= ic2.ToUInt64(null);
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.Int64:
long l = ic1.ToInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = l <= ic2.ToInt64(null);
break;
case TypeCode.UInt64:
val = ((ulong)l) <= ic2.ToUInt64(null);
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.UInt64:
ulong ul = ic1.ToUInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
case TypeCode.Int64:
case TypeCode.UInt64:
val = ul <= ic2.ToUInt64(null);
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
break;
case TypeCode.Single:
case TypeCode.Double:
case TypeCode.Decimal:
return null;
default: return null;
}
return new Literal(val, type, binaryExpression.SourceContext);
}
internal static object DefaultToType(IConvertible value, Type targetType, IFormatProvider provider)
{
if (targetType == null)
{
throw new ArgumentNullException("targetType");
}
RuntimeType left = targetType as RuntimeType;
if (left != null)
{
if (value.GetType() == targetType)
{
return value;
}
if (left == Convert.ConvertTypes[3])
{
return value.ToBoolean(provider);
}
if (left == Convert.ConvertTypes[4])
{
return value.ToChar(provider);
}
if (left == Convert.ConvertTypes[5])
{
return value.ToSByte(provider);
}
if (left == Convert.ConvertTypes[6])
{
return value.ToByte(provider);
}
if (left == Convert.ConvertTypes[7])
{
return value.ToInt16(provider);
}
if (left == Convert.ConvertTypes[8])
{
return value.ToUInt16(provider);
}
if (left == Convert.ConvertTypes[9])
{
return value.ToInt32(provider);
}
if (left == Convert.ConvertTypes[10])
{
return value.ToUInt32(provider);
}
if (left == Convert.ConvertTypes[11])
{
return value.ToInt64(provider);
}
if (left == Convert.ConvertTypes[12])
{
return value.ToUInt64(provider);
}
if (left == Convert.ConvertTypes[13])
{
return value.ToSingle(provider);
}
if (left == Convert.ConvertTypes[14])
{
return value.ToDouble(provider);
}
if (left == Convert.ConvertTypes[15])
{
return value.ToDecimal(provider);
}
if (left == Convert.ConvertTypes[16])
{
return value.ToDateTime(provider);
}
if (left == Convert.ConvertTypes[18])
{
return value.ToString(provider);
}
if (left == Convert.ConvertTypes[1])
{
return value;
}
if (left == Convert.EnumType)
{
return (Enum)value;
}
if (left == Convert.ConvertTypes[2])
{
throw new InvalidCastException(Environment.GetResourceString("InvalidCast_DBNull"));
}
if (left == Convert.ConvertTypes[0])
{
throw new InvalidCastException(Environment.GetResourceString("InvalidCast_Empty"));
}
}
throw new InvalidCastException(Environment.GetResourceString("InvalidCast_FromTo", new object[]
{
value.GetType().FullName,
targetType.FullName
}));
}
public static Literal DoDiv(IConvertible ic1, IConvertible ic2, TypeCode code1, TypeCode code2, BinaryExpression binaryExpression){
TypeNode type = SystemTypes.Object;
object val = null;
switch(code1){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
int i = ic1.ToInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
val = i / ic2.ToInt32(null);
type = SystemTypes.Int32;
break;
case TypeCode.Int64:
case TypeCode.UInt32:
case TypeCode.UInt64:
val = i / ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Single:
val = i / ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = i / ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = i / ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Byte:
case TypeCode.UInt16:
ushort us = ic1.ToUInt16(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
val = us / ic2.ToInt32(null);
type = SystemTypes.Int32;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = us / ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.Int64:
val = us / ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.UInt64:
val = us / ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
case TypeCode.Double:
val = us / ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = us / ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.UInt32:
uint ui = ic1.ToUInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = ui / ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = ui / ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.UInt64:
val = ui / ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = ui / ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = ui / ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = ui / ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Int64:
long l = ic1.ToInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = l / ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = l / ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.UInt64:
val = l / (long)ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = l / ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = l / ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = l / ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.UInt64:
ulong ul = ic1.ToUInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = ul / ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.Int64:
case TypeCode.UInt64:
val = ul / ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = ul / ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = ul / ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = ul / ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Single:
float f = ic1.ToSingle(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
val = f / ic2.ToInt16(null);
type = SystemTypes.Single;
break;
case TypeCode.Int32:
case TypeCode.Int64:
val = f / (double)ic2.ToInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
val = f / ic2.ToUInt16(null);
type = SystemTypes.Single;
break;
case TypeCode.UInt32:
case TypeCode.UInt64:
val = f / (double)ic2.ToUInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Single:
val = f / ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = f / ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = f / (double)ic2.ToDecimal(null);
type = SystemTypes.Double;
break;
default: return null;
}
break;
case TypeCode.Double:
double d = ic1.ToDouble(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = d / ic2.ToInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
case TypeCode.UInt32:
case TypeCode.UInt64:
val = d / ic2.ToUInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Single:
case TypeCode.Double:
val = d / ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = d / (double)ic2.ToDecimal(null);
type = SystemTypes.Double;
break;
default: return null;
}
break;
case TypeCode.Decimal:
decimal dec = ic1.ToDecimal(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.Int32:
val = dec / ic2.ToInt32(null);
type = SystemTypes.Decimal;
break;
case TypeCode.UInt32:
case TypeCode.Int64:
case TypeCode.UInt64:
val = dec / ic2.ToInt64(null);
type = SystemTypes.Decimal;
break;
case TypeCode.Decimal:
val = dec / ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
default: return null;
}
return new Literal(val, type, binaryExpression.SourceContext);
}
protected void EncodeConvertible(IConvertible value, Stream output)
{
output.WriteByte((byte)value.GetTypeCode());
byte[] result;
switch (value.GetTypeCode())
{
// the following encode directly on the stream
case TypeCode.Boolean: output.WriteByte((byte)((bool)value ? 1 : 0)); return;
case TypeCode.Byte: output.WriteByte(value.ToByte(null)); return;
case TypeCode.SByte: output.WriteByte((byte)(value.ToSByte(null) + 128)); return;
case TypeCode.Object:
formatter.Serialize(output, value);
return;
case TypeCode.String: {
long lengthPosition = output.Position;
output.Write(new byte[4], 0, 4);
StreamWriter w = new StreamWriter(output, Encoding.UTF8);
w.Write((string)value);
w.Flush();
long savedPosition = output.Position;
uint payloadLength = (uint)(output.Position - lengthPosition - 4);
output.Position = lengthPosition;
output.Write(DataConverter.Converter.GetBytes(payloadLength), 0, 4);
output.Position = savedPosition;
return;
}
// the following obtain byte arrays which are dumped below
case TypeCode.Char: result = DataConverter.Converter.GetBytes(value.ToChar(null)); break;
case TypeCode.Single: result = DataConverter.Converter.GetBytes(value.ToSingle(null)); break;
case TypeCode.Double: result = DataConverter.Converter.GetBytes(value.ToDouble(null)); break;
case TypeCode.Int16: result = DataConverter.Converter.GetBytes(value.ToInt16(null)); break;
case TypeCode.Int32: result = DataConverter.Converter.GetBytes(value.ToInt32(null)); break;
case TypeCode.Int64: result = DataConverter.Converter.GetBytes(value.ToInt64(null)); break;
case TypeCode.UInt16: result = DataConverter.Converter.GetBytes(value.ToUInt16(null)); break;
case TypeCode.UInt32: result = DataConverter.Converter.GetBytes(value.ToUInt32(null)); break;
case TypeCode.UInt64: result = DataConverter.Converter.GetBytes(value.ToUInt64(null)); break;
case TypeCode.DateTime: result = DataConverter.Converter.GetBytes(((DateTime)value).ToBinary()); break;
default: throw new MarshallingException("Unhandled form of IConvertible: " + value.GetTypeCode());
}
output.Write(result, 0, result.Length);
}
internal static bool JScriptStrictEquals(object v1, object v2, IConvertible ic1, IConvertible ic2, TypeCode t1, TypeCode t2, bool checkForDebuggerObjects)
{
long num7;
switch (t1)
{
case TypeCode.Empty:
return (t2 == TypeCode.Empty);
case TypeCode.Object:
if (v1 != v2)
{
if ((v1 is Microsoft.JScript.Missing) || (v1 is System.Reflection.Missing))
{
v1 = null;
}
if (v1 == v2)
{
return true;
}
if ((v2 is Microsoft.JScript.Missing) || (v2 is System.Reflection.Missing))
{
v2 = null;
}
if (checkForDebuggerObjects)
{
IDebuggerObject obj2 = v1 as IDebuggerObject;
if (obj2 != null)
{
IDebuggerObject o = v2 as IDebuggerObject;
if (o != null)
{
return obj2.IsEqual(o);
}
}
}
return (v1 == v2);
}
return true;
case TypeCode.DBNull:
return (t2 == TypeCode.DBNull);
case TypeCode.Boolean:
if (t2 != TypeCode.Boolean)
{
return false;
}
return (ic1.ToBoolean(null) == ic2.ToBoolean(null));
case TypeCode.Char:
{
char ch = ic1.ToChar(null);
switch (t2)
{
case TypeCode.Char:
return (ch == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (ch == ic2.ToInt64(null));
case TypeCode.UInt64:
return (ch == ic2.ToUInt64(null));
case TypeCode.Single:
case TypeCode.Double:
return (((double) ch) == ic2.ToDouble(null));
case TypeCode.Decimal:
return (ch == ic2.ToDecimal(null));
case TypeCode.String:
{
string str = ic2.ToString(null);
return ((str.Length == 1) && (ch == str[0]));
}
}
break;
}
case TypeCode.SByte:
{
sbyte num = ic1.ToSByte(null);
switch (t2)
{
case TypeCode.Char:
return (num == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num == ic2.ToInt64(null));
case TypeCode.UInt64:
return ((num >= 0) && (num == ic2.ToUInt64(null)));
case TypeCode.Single:
return (num == ic2.ToSingle(null));
case TypeCode.Double:
return (num == ic2.ToDouble(null));
case TypeCode.Decimal:
return (num == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.Byte:
{
byte num2 = ic1.ToByte(null);
switch (t2)
{
case TypeCode.Char:
return (num2 == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num2 == ic2.ToInt64(null));
case TypeCode.UInt64:
return (num2 == ic2.ToUInt64(null));
case TypeCode.Single:
return (num2 == ic2.ToSingle(null));
case TypeCode.Double:
return (num2 == ic2.ToDouble(null));
case TypeCode.Decimal:
return (num2 == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.Int16:
{
short num3 = ic1.ToInt16(null);
switch (t2)
{
case TypeCode.Char:
return (num3 == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num3 == ic2.ToInt64(null));
case TypeCode.UInt64:
return ((num3 >= 0) && (num3 == ic2.ToUInt64(null)));
case TypeCode.Single:
return (num3 == ic2.ToSingle(null));
case TypeCode.Double:
return (num3 == ic2.ToDouble(null));
case TypeCode.Decimal:
return (num3 == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.UInt16:
{
ushort num4 = ic1.ToUInt16(null);
switch (t2)
{
case TypeCode.Char:
return (num4 == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num4 == ic2.ToInt64(null));
case TypeCode.UInt64:
return (num4 == ic2.ToUInt64(null));
case TypeCode.Single:
return (num4 == ic2.ToSingle(null));
case TypeCode.Double:
return (num4 == ic2.ToDouble(null));
case TypeCode.Decimal:
return (num4 == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.Int32:
{
int num5 = ic1.ToInt32(null);
switch (t2)
{
case TypeCode.Char:
return (num5 == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num5 == ic2.ToInt64(null));
case TypeCode.UInt64:
return ((num5 >= 0) && (num5 == ic2.ToUInt64(null)));
case TypeCode.Single:
return (num5 == ic2.ToSingle(null));
case TypeCode.Double:
return (num5 == ic2.ToDouble(null));
case TypeCode.Decimal:
return (num5 == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.UInt32:
{
uint num6 = ic1.ToUInt32(null);
switch (t2)
{
case TypeCode.Char:
return (num6 == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num6 == ic2.ToInt64(null));
case TypeCode.UInt64:
return (num6 == ic2.ToUInt64(null));
case TypeCode.Single:
return (num6 == ic2.ToSingle(null));
case TypeCode.Double:
return (num6 == ic2.ToDouble(null));
case TypeCode.Decimal:
return (num6 == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.Int64:
num7 = ic1.ToInt64(null);
switch (t2)
{
case TypeCode.Char:
return (num7 == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num7 == ic2.ToInt64(null));
case TypeCode.UInt64:
return ((num7 >= 0L) && (num7 == ic2.ToUInt64(null)));
case TypeCode.Single:
return (num7 == ic2.ToSingle(null));
case TypeCode.Double:
return (num7 == ic2.ToDouble(null));
case TypeCode.Decimal:
return (num7 == ic2.ToDecimal(null));
}
return false;
case TypeCode.UInt64:
{
ulong num8 = ic1.ToUInt64(null);
switch (t2)
{
case TypeCode.Char:
return (num8 == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
num7 = ic2.ToInt64(null);
return ((num7 >= 0L) && (num8 == num7));
case TypeCode.UInt64:
return (num8 == ic2.ToUInt64(null));
case TypeCode.Single:
return (num8 == ic2.ToSingle(null));
case TypeCode.Double:
return (num8 == ic2.ToDouble(null));
case TypeCode.Decimal:
return (num8 == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.Single:
{
float num9 = ic1.ToSingle(null);
switch (t2)
{
case TypeCode.Char:
return (num9 == ((float) ic2.ToChar(null)));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num9 == ic2.ToInt64(null));
case TypeCode.UInt64:
return (num9 == ic2.ToUInt64(null));
case TypeCode.Single:
return (num9 == ic2.ToSingle(null));
case TypeCode.Double:
return (num9 == ic2.ToSingle(null));
case TypeCode.Decimal:
return (((decimal) num9) == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.Double:
{
double num10 = ic1.ToDouble(null);
switch (t2)
{
case TypeCode.Char:
return (num10 == ((double) ic2.ToChar(null)));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num10 == ic2.ToInt64(null));
case TypeCode.UInt64:
return (num10 == ic2.ToUInt64(null));
case TypeCode.Single:
return (((float) num10) == ic2.ToSingle(null));
case TypeCode.Double:
return (num10 == ic2.ToDouble(null));
case TypeCode.Decimal:
return (((decimal) num10) == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.Decimal:
{
decimal num11 = ic1.ToDecimal(null);
switch (t2)
{
case TypeCode.Char:
return (num11 == ic2.ToChar(null));
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
return (num11 == ic2.ToInt64(null));
case TypeCode.UInt64:
return (num11 == ic2.ToUInt64(null));
case TypeCode.Single:
return (num11 == ((decimal) ic2.ToSingle(null)));
case TypeCode.Double:
return (num11 == ((decimal) ic2.ToDouble(null)));
case TypeCode.Decimal:
return (num11 == ic2.ToDecimal(null));
}
return false;
}
case TypeCode.DateTime:
if (t2 != TypeCode.DateTime)
{
return false;
}
return (ic1.ToDateTime(null) == ic2.ToDateTime(null));
case TypeCode.String:
{
if (t2 != TypeCode.Char)
{
if (t2 != TypeCode.String)
{
return false;
}
if (v1 != v2)
{
return ic1.ToString(null).Equals(ic2.ToString(null));
}
return true;
}
string str2 = ic1.ToString(null);
if (str2.Length != 1)
{
return false;
}
return (str2[0] == ic2.ToChar(null));
}
default:
return false;
}
return false;
}
private object ExecuteBinaryOperator(IConvertible left, IConvertible right, CodeBinaryOperatorType op)
{
TypeCode typeCode = left.GetTypeCode();
TypeCode code2 = right.GetTypeCode();
TypeCode[] codeArray = new TypeCode[] { TypeCode.Byte, TypeCode.Char, TypeCode.Int16, TypeCode.UInt16, TypeCode.Int32, TypeCode.UInt32, TypeCode.Int64, TypeCode.UInt64 };
int num = -1;
int num2 = -1;
for (int i = 0; i < codeArray.Length; i++)
{
if (typeCode == codeArray[i])
{
num = i;
}
if (code2 == codeArray[i])
{
num2 = i;
}
if ((num != -1) && (num2 != -1))
{
break;
}
}
if ((num == -1) || (num2 == -1))
{
return left;
}
int index = Math.Max(num, num2);
object obj2 = left;
switch (codeArray[index])
{
case TypeCode.Char:
{
char ch = left.ToChar(null);
char ch2 = right.ToChar(null);
if (op != CodeBinaryOperatorType.BitwiseOr)
{
obj2 = ch & ch2;
break;
}
obj2 = ch | ch2;
break;
}
case TypeCode.Byte:
{
byte num5 = left.ToByte(null);
byte num6 = right.ToByte(null);
if (op != CodeBinaryOperatorType.BitwiseOr)
{
obj2 = num5 & num6;
break;
}
obj2 = num5 | num6;
break;
}
case TypeCode.Int16:
{
short num7 = left.ToInt16(null);
short num8 = right.ToInt16(null);
if (op != CodeBinaryOperatorType.BitwiseOr)
{
obj2 = num7 & num8;
break;
}
obj2 = (short) (((ushort) num7) | ((ushort) num8));
break;
}
case TypeCode.UInt16:
{
ushort num9 = left.ToUInt16(null);
ushort num10 = right.ToUInt16(null);
if (op != CodeBinaryOperatorType.BitwiseOr)
{
obj2 = num9 & num10;
break;
}
obj2 = num9 | num10;
break;
}
case TypeCode.Int32:
{
int num11 = left.ToInt32(null);
int num12 = right.ToInt32(null);
if (op != CodeBinaryOperatorType.BitwiseOr)
{
obj2 = num11 & num12;
break;
}
obj2 = num11 | num12;
break;
}
case TypeCode.UInt32:
{
uint num13 = left.ToUInt32(null);
uint num14 = right.ToUInt32(null);
if (op != CodeBinaryOperatorType.BitwiseOr)
{
obj2 = num13 & num14;
break;
}
obj2 = num13 | num14;
break;
}
case TypeCode.Int64:
{
long num15 = left.ToInt64(null);
long num16 = right.ToInt64(null);
if (op != CodeBinaryOperatorType.BitwiseOr)
{
obj2 = num15 & num16;
break;
}
obj2 = num15 | num16;
break;
}
case TypeCode.UInt64:
{
ulong num17 = left.ToUInt64(null);
ulong num18 = right.ToUInt64(null);
if (op != CodeBinaryOperatorType.BitwiseOr)
{
obj2 = num17 & num18;
break;
}
obj2 = num17 | num18;
break;
}
}
if ((obj2 != left) && (left is Enum))
{
obj2 = Enum.ToObject(left.GetType(), obj2);
}
return obj2;
}
internal static bool JScriptStrictEquals(Object v1, Object v2, IConvertible ic1, IConvertible ic2, TypeCode t1, TypeCode t2, bool checkForDebuggerObjects){
switch (t1){
case TypeCode.Empty: return t2 == TypeCode.Empty;
case TypeCode.Object:
if (v1 == v2) return true;
if (v1 is Missing || v1 is System.Reflection.Missing) v1 = null;
if (v1 == v2) return true;
if (v2 is Missing || v2 is System.Reflection.Missing) v2 = null;
return v1 == v2;
case TypeCode.DBNull: return t2 == TypeCode.DBNull;
case TypeCode.Boolean: return t2 == TypeCode.Boolean && ic1.ToBoolean(null) == ic2.ToBoolean(null);
case TypeCode.Char:
Char ch = ic1.ToChar(null);
switch(t2){
case TypeCode.Char: return ch == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return ch == ic2.ToInt64(null);
case TypeCode.UInt64: return ch == ic2.ToUInt64(null);
case TypeCode.Single:
case TypeCode.Double: return ch == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)(int)ch) == ic2.ToDecimal(null);
case TypeCode.String:
String str = ic2.ToString(null);
return str.Length == 1 && ch == str[0];
}
return false;
case TypeCode.SByte:
SByte sb1 = ic1.ToSByte(null);
switch (t2){
case TypeCode.Char: return sb1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return sb1 == ic2.ToInt64(null);
case TypeCode.UInt64: return sb1 >= 0 && ((UInt64)sb1) == ic2.ToUInt64(null);
case TypeCode.Single: return sb1 == ic2.ToSingle(null);
case TypeCode.Double: return sb1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)sb1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.Byte:
Byte b1 = ic1.ToByte(null);
switch (t2){
case TypeCode.Char: return b1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return b1 == ic2.ToInt64(null);
case TypeCode.UInt64: return b1 == ic2.ToUInt64(null);
case TypeCode.Single: return b1 == ic2.ToSingle(null);
case TypeCode.Double: return b1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)b1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.Int16:
Int16 s1 = ic1.ToInt16(null);
switch (t2){
case TypeCode.Char: return s1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return s1 == ic2.ToInt64(null);
case TypeCode.UInt64: return s1 >= 0 && ((UInt64)s1) == ic2.ToUInt64(null);
case TypeCode.Single: return s1 == ic2.ToSingle(null);
case TypeCode.Double: return s1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)s1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.UInt16:
UInt16 us1 = ic1.ToUInt16(null);
switch (t2){
case TypeCode.Char: return us1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return us1 == ic2.ToInt64(null);
case TypeCode.UInt64: return us1 == ic2.ToUInt64(null);
case TypeCode.Single: return us1 == ic2.ToSingle(null);
case TypeCode.Double: return us1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)us1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.Int32:
Int32 i1 = ic1.ToInt32(null);
switch (t2){
case TypeCode.Char: return i1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return i1 == ic2.ToInt64(null);
case TypeCode.UInt64: return i1 >= 0 && ((UInt64)i1) == ic2.ToUInt64(null);
case TypeCode.Single: return i1 == ic2.ToSingle(null);
case TypeCode.Double: return i1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)i1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.UInt32:
UInt32 ui1 = ic1.ToUInt32(null);
switch (t2){
case TypeCode.Char: return ui1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return ui1 == ic2.ToInt64(null);
case TypeCode.UInt64: return ui1 == ic2.ToUInt64(null);
case TypeCode.Single: return ui1 == ic2.ToSingle(null);
case TypeCode.Double: return ui1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)ui1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.Int64:
Int64 l1 = ic1.ToInt64(null);
switch (t2){
case TypeCode.Char: return l1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return l1 == ic2.ToInt64(null);
case TypeCode.UInt64: return l1 >= 0 && ((UInt64)l1) == ic2.ToUInt64(null);
case TypeCode.Single: return l1 == ic2.ToSingle(null);
case TypeCode.Double: return l1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)l1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.UInt64:
UInt64 ul1 = ic1.ToUInt64(null);
switch (t2){
case TypeCode.Char: return ul1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64:
l1 = ic2.ToInt64(null);
return l1 >= 0 && ul1 == (UInt64)l1;
case TypeCode.UInt64: return ul1 == ic2.ToUInt64(null);
case TypeCode.Single: return ul1 == ic2.ToSingle(null);
case TypeCode.Double: return ul1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)ul1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.Single:
Single f1 = ic1.ToSingle(null);
switch (t2){
case TypeCode.Char: return f1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return f1 == ic2.ToInt64(null);
case TypeCode.UInt64: return f1 == ic2.ToUInt64(null);
case TypeCode.Single: return f1 == ic2.ToSingle(null);
case TypeCode.Double: return f1 == ic2.ToSingle(null);
case TypeCode.Decimal: return ((Decimal)f1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.Double:
Double d1 = ic1.ToDouble(null);
switch (t2){
case TypeCode.Char: return d1 == ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return d1 == ic2.ToInt64(null);
case TypeCode.UInt64: return d1 == ic2.ToUInt64(null);
case TypeCode.Single: return ((float)d1) == ic2.ToSingle(null);
case TypeCode.Double: return d1 == ic2.ToDouble(null);
case TypeCode.Decimal: return ((Decimal)d1) == ic2.ToDecimal(null);
}
return false;
case TypeCode.Decimal:
Decimal de1 = ic1.ToDecimal(null);
switch (t2){
case TypeCode.Char: return de1 == (Decimal)(int)ic2.ToChar(null);
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.Int64: return de1 == ic2.ToInt64(null);
case TypeCode.UInt64: return de1 == ic2.ToUInt64(null);
case TypeCode.Single: return de1 == (Decimal)ic2.ToSingle(null);
case TypeCode.Double: return de1 == (Decimal)ic2.ToDouble(null);
case TypeCode.Decimal: return de1 == ic2.ToDecimal(null);
}
return false;
case TypeCode.DateTime: return t2 == TypeCode.DateTime && ic1.ToDateTime(null) == ic2.ToDateTime(null);
case TypeCode.String:
if (t2 == TypeCode.Char){
String str = ic1.ToString(null);
return str.Length == 1 && str[0] == ic2.ToChar(null);
}
return t2 == TypeCode.String && (v1 == v2 || ic1.ToString(null).Equals(ic2.ToString(null)));
}
return false; //should never get here
}
internal static Object DefaultToType(IConvertible value, Type targetType, IFormatProvider provider) {
BCLDebug.Assert(value!=null, "[Convert.DefaultToType]value!=null");
if (targetType==null) {
throw new ArgumentNullException("targetType");
}
if (value.GetType()==targetType) {
return value;
}
if (targetType==ConvertTypes[(int)TypeCode.Boolean])
return value.ToBoolean(provider);
if (targetType==ConvertTypes[(int)TypeCode.Char])
return value.ToChar(provider);
if (targetType==ConvertTypes[(int)TypeCode.SByte])
return value.ToSByte(provider);
if (targetType==ConvertTypes[(int)TypeCode.Byte])
return value.ToByte(provider);
if (targetType==ConvertTypes[(int)TypeCode.Int16])
return value.ToInt16(provider);
if (targetType==ConvertTypes[(int)TypeCode.UInt16])
return value.ToUInt16(provider);
if (targetType==ConvertTypes[(int)TypeCode.Int32])
return value.ToInt32(provider);
if (targetType==ConvertTypes[(int)TypeCode.UInt32])
return value.ToUInt32(provider);
if (targetType==ConvertTypes[(int)TypeCode.Int64])
return value.ToInt64(provider);
if (targetType==ConvertTypes[(int)TypeCode.UInt64])
return value.ToUInt64(provider);
if (targetType==ConvertTypes[(int)TypeCode.Single])
return value.ToSingle(provider);
if (targetType==ConvertTypes[(int)TypeCode.Double])
return value.ToDouble(provider);
if (targetType==ConvertTypes[(int)TypeCode.Decimal])
return value.ToDecimal(provider);
if (targetType==ConvertTypes[(int)TypeCode.DateTime])
return value.ToDateTime(provider);
if (targetType==ConvertTypes[(int)TypeCode.String]) {
return value.ToString(provider);
}
if (targetType==ConvertTypes[(int)TypeCode.Object])
return (Object)value;
if (targetType==ConvertTypes[(int)TypeCode.DBNull])
throw new InvalidCastException(Environment.GetResourceString("InvalidCast_DBNull"));
if (targetType==ConvertTypes[(int)TypeCode.Empty])
throw new InvalidCastException(Environment.GetResourceString("InvalidCast_Empty"));
throw new InvalidCastException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("InvalidCast_FromTo"), value.GetType().FullName, targetType.FullName));
}
// Default implementation of the "ToType" methods in
// the primitive classes like Byte, Int32, Boolean, etc.
internal static Object DefaultToType(IConvertible obj, Type targetType,
IFormatProvider provider,
bool recursive)
{
if(targetType != null)
{
if(obj.GetType() == targetType)
{
return obj;
}
else if(targetType == ConvertTypes[(int)TypeCode.Boolean])
{
return (Object)(obj.ToBoolean(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Char])
{
return (Object)(obj.ToChar(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.SByte])
{
return (Object)(obj.ToSByte(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Byte])
{
return (Object)(obj.ToByte(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Int16])
{
return (Object)(obj.ToInt16(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.UInt16])
{
return (Object)(obj.ToUInt16(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Int32])
{
return (Object)(obj.ToInt32(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.UInt32])
{
return (Object)(obj.ToUInt32(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Int64])
{
return (Object)(obj.ToInt64(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.UInt64])
{
return (Object)(obj.ToUInt64(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Single])
{
return (Object)(obj.ToSingle(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Double])
{
return (Object)(obj.ToDouble(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Decimal])
{
return (Object)(obj.ToDecimal(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.DateTime])
{
return (Object)(obj.ToDateTime(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.String])
{
return (Object)(obj.ToString(provider));
}
else if(targetType == ConvertTypes[(int)TypeCode.Object])
{
return obj;
}
else if(targetType == ConvertTypes[(int)TypeCode.Empty])
{
throw new InvalidCastException
(_("InvalidCast_Empty"));
}
else if(targetType == ConvertTypes[(int)TypeCode.DBNull])
{
throw new InvalidCastException
(_("InvalidCast_DBNull"));
}
else if(recursive)
{
throw new InvalidCastException
(String.Format
(_("InvalidCast_FromTo"),
obj.GetType().FullName, targetType.FullName));
}
else
{
// We weren't called from a "ToType" method,
// so we can use it to handle the default case.
return obj.ToType(targetType, provider);
}
}
else
{
throw new ArgumentNullException("targetType");
}
}
public static Literal DoSubOvf(IConvertible ic1, IConvertible ic2, TypeCode code1, TypeCode code2, BinaryExpression binaryExpression){
TypeNode type = SystemTypes.Object;
object val = null;
checked{switch(code1){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
int i = ic1.ToInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
val = i - ic2.ToInt32(null);
type = SystemTypes.Int32;
break;
case TypeCode.Int64:
case TypeCode.UInt32:
case TypeCode.UInt64:
val = i - ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Single:
val = i - ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = i - ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = i - ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Byte:
case TypeCode.UInt16:
ushort us = ic1.ToUInt16(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
val = us - ic2.ToInt32(null);
type = SystemTypes.Int32;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = us - ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.Int64:
val = us - ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.UInt64:
val = us - ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
case TypeCode.Double:
val = us - ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = us - ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Char:
char ch = ic1.ToChar(null);
if (code2 != TypeCode.Char) goto default;
val = ch - ic2.ToChar(null);
type = SystemTypes.Int32;
break;
case TypeCode.UInt32:
uint ui = ic1.ToUInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = ui - ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = ui - ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.UInt64:
val = ui - ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = ui - ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = ui - ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = ui - ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Int64:
long l = ic1.ToInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = l - ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = l - ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.UInt64:
val = l - (long)ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = l - ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = l - ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = l - ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.UInt64:
ulong ul = ic1.ToUInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = ul - ic2.ToUInt32(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Int64:
case TypeCode.UInt64:
val = ul - ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = ul - ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = ul - ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = ul - ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Single:
float f = ic1.ToSingle(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
val = f - ic2.ToInt16(null);
type = SystemTypes.Single;
break;
case TypeCode.Int32:
case TypeCode.Int64:
val = f - (double)ic2.ToInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
val = f - ic2.ToUInt16(null);
type = SystemTypes.Single;
break;
case TypeCode.UInt32:
case TypeCode.UInt64:
val = f - (double)ic2.ToUInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Single:
case TypeCode.Double:
val = f - ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = f - (double)ic2.ToDecimal(null);
type = SystemTypes.Double;
break;
default: return null;
}
break;
case TypeCode.Double:
double d = ic1.ToDouble(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = d - ic2.ToInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
case TypeCode.UInt32:
case TypeCode.UInt64:
val = d - ic2.ToUInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Single:
case TypeCode.Double:
val = d - ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = d - (double)ic2.ToDecimal(null);
type = SystemTypes.Double;
break;
default: return null;
}
break;
case TypeCode.Decimal:
decimal dec = ic1.ToDecimal(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.Int32:
val = dec - ic2.ToInt32(null);
type = SystemTypes.Decimal;
break;
case TypeCode.UInt32:
case TypeCode.Int64:
case TypeCode.UInt64:
val = dec - ic2.ToInt64(null);
type = SystemTypes.Decimal;
break;
case TypeCode.Decimal:
val = dec - ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
default: return null;
}
}
return new Literal(val, type, binaryExpression.SourceContext);
}
internal static Object DefaultToType(IConvertible value, Type targetType, IFormatProvider provider) {
Contract.Requires(value != null, "[Convert.DefaultToType]value!=null");
if (targetType==null) {
throw new ArgumentNullException("targetType");
}
Contract.EndContractBlock();
RuntimeType rtTargetType = targetType as RuntimeType;
if (rtTargetType != null)
{
if (value.GetType() == targetType)
{
return value;
}
if (rtTargetType == ConvertTypes[(int)TypeCode.Boolean])
return value.ToBoolean(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Char])
return value.ToChar(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.SByte])
return value.ToSByte(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Byte])
return value.ToByte(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Int16])
return value.ToInt16(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.UInt16])
return value.ToUInt16(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Int32])
return value.ToInt32(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.UInt32])
return value.ToUInt32(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Int64])
return value.ToInt64(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.UInt64])
return value.ToUInt64(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Single])
return value.ToSingle(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Double])
return value.ToDouble(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Decimal])
return value.ToDecimal(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.DateTime])
return value.ToDateTime(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.String])
return value.ToString(provider);
if (rtTargetType == ConvertTypes[(int)TypeCode.Object])
return (Object)value;
// Need to special case Enum because typecode will be underlying type, e.g. Int32
if (rtTargetType == EnumType)
return (Enum)value;
if (rtTargetType == ConvertTypes[(int)TypeCode.DBNull])
throw new InvalidCastException(Environment.GetResourceString("InvalidCast_DBNull"));
if (rtTargetType == ConvertTypes[(int)TypeCode.Empty])
throw new InvalidCastException(Environment.GetResourceString("InvalidCast_Empty"));
}
throw new InvalidCastException(Environment.GetResourceString("InvalidCast_FromTo", value.GetType().FullName, targetType.FullName));
}
public static Literal DoAddOvf(IConvertible ic1, IConvertible ic2, TypeCode code1, TypeCode code2, BinaryExpression binaryExpression){
TypeNode type = SystemTypes.Object;
object val = null;
checked{switch(code1){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
int i = ic1.ToInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
val = i + ic2.ToInt32(null);
type = SystemTypes.Int32;
break;
case TypeCode.Int64:
case TypeCode.UInt32:
case TypeCode.UInt64:
val = i + ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Single:
val = i + ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = i + ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = i + ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Byte:
case TypeCode.UInt16:
ushort us = ic1.ToUInt16(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
val = us + ic2.ToInt32(null);
type = SystemTypes.Int32;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = us + ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.Int64:
val = us + ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.UInt64:
val = us + ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = us + ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = us + ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = us + ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.UInt32:
uint ui = ic1.ToUInt32(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = ui + ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = ui + ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.UInt64:
val = ui + ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = ui + ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = ui + ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = ui + ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Int64:
long l = ic1.ToInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = l + ic2.ToInt64(null);
type = SystemTypes.Int64;
break;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = l + ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.UInt64:
if (l >= 0){
val = ((ulong)l) + ic2.ToUInt64(null);
type = SystemTypes.UInt64;
}else{
val = l + (long)ic2.ToUInt64(null);
type = SystemTypes.Int64;
}
break;
case TypeCode.Single:
val = l + ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = l + ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = l + ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.UInt64:
ulong ul = ic1.ToUInt64(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.UInt32:
val = ul + ic2.ToUInt32(null);
type = SystemTypes.UInt32;
break;
case TypeCode.Int64:
case TypeCode.UInt64:
val = ul + ic2.ToUInt64(null);
type = SystemTypes.UInt64;
break;
case TypeCode.Single:
val = ul + ic2.ToSingle(null);
type = SystemTypes.Single;
break;
case TypeCode.Double:
val = ul + ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = ul + ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.Single:
float f = ic1.ToSingle(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
val = f + ic2.ToInt16(null);
type = SystemTypes.Single;
break;
case TypeCode.Int32:
case TypeCode.Int64:
val = f + (double)ic2.ToInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
val = f + ic2.ToUInt16(null);
type = SystemTypes.Single;
break;
case TypeCode.UInt32:
case TypeCode.UInt64:
val = f + (double)ic2.ToUInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Single:
case TypeCode.Double:
val = f + ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = f + (double)ic2.ToDecimal(null);
type = SystemTypes.Double;
break;
default: return null;
}
break;
case TypeCode.Double:
double d = ic1.ToDouble(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
val = d + ic2.ToInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Byte:
case TypeCode.Char:
case TypeCode.UInt16:
case TypeCode.UInt32:
case TypeCode.UInt64:
val = d + ic2.ToUInt64(null);
type = SystemTypes.Double;
break;
case TypeCode.Single:
case TypeCode.Double:
val = d + ic2.ToDouble(null);
type = SystemTypes.Double;
break;
case TypeCode.Decimal:
val = d + (double)ic2.ToDecimal(null);
type = SystemTypes.Double;
break;
default: return null;
}
break;
case TypeCode.Decimal:
decimal dec = ic1.ToDecimal(null);
switch(code2){
case TypeCode.SByte:
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.UInt16:
case TypeCode.Char:
case TypeCode.Int32:
val = dec + ic2.ToInt32(null);
type = SystemTypes.Decimal;
break;
case TypeCode.UInt32:
case TypeCode.Int64:
case TypeCode.UInt64:
val = dec + ic2.ToInt64(null);
type = SystemTypes.Decimal;
break;
case TypeCode.Decimal:
val = dec + ic2.ToDecimal(null);
type = SystemTypes.Decimal;
break;
default: return null;
}
break;
case TypeCode.String:
string str = ic1.ToString(null);
switch (code2) {
case TypeCode.String:
val = str + ic2.ToString(null);
type = SystemTypes.String;
break;
default: return null;
}
break;
default: return null;
}}
return new Literal(val, type, binaryExpression.SourceContext);
}
/// <summary> 数字 类型对象转换Json字符串写入Buffer
/// </summary>
/// <param name="number">数字对象</param>
protected virtual void AppendNumber(IConvertible number) {
switch (number.GetTypeCode()) {
case TypeCode.Decimal:
case TypeCode.Double:
case TypeCode.Single:
Buffer.Append(number.ToString(System.Globalization.NumberFormatInfo.InvariantInfo));
break;
case TypeCode.Int16:
Buffer.Append(number.ToInt16(System.Globalization.NumberFormatInfo.InvariantInfo));
break;
case TypeCode.Int32:
case TypeCode.Int64:
Buffer.Append(number.ToInt64(System.Globalization.NumberFormatInfo.InvariantInfo));
break;
case TypeCode.SByte:
Buffer.Append(number.ToSByte(System.Globalization.NumberFormatInfo.InvariantInfo));
break;
case TypeCode.Byte:
Buffer.Append(number.ToByte(System.Globalization.NumberFormatInfo.InvariantInfo));
break;
case TypeCode.UInt16:
Buffer.Append(number.ToUInt16(System.Globalization.NumberFormatInfo.InvariantInfo));
break;
case TypeCode.UInt32:
case TypeCode.UInt64:
Buffer.Append(number.ToUInt64(System.Globalization.NumberFormatInfo.InvariantInfo));
break;
default:
break;
}
}
public void SetAsIConvertible(IConvertible value) {
Debug.Assert(IsEmpty); // The setter can only be called once as VariantClear might be needed otherwise
TypeCode tc = value.GetTypeCode();
CultureInfo ci = CultureInfo.CurrentCulture;
switch (tc) {
case TypeCode.Empty: break;
case TypeCode.Object: AsUnknown = value; break;
case TypeCode.DBNull: SetAsNull(); break;
case TypeCode.Boolean: AsBool = value.ToBoolean(ci); break;
case TypeCode.Char: AsUi2 = value.ToChar(ci); break;
case TypeCode.SByte: AsI1 = value.ToSByte(ci); break;
case TypeCode.Byte: AsUi1 = value.ToByte(ci); break;
case TypeCode.Int16: AsI2 = value.ToInt16(ci); break;
case TypeCode.UInt16: AsUi2 = value.ToUInt16(ci); break;
case TypeCode.Int32: AsI4 = value.ToInt32(ci); break;
case TypeCode.UInt32: AsUi4 = value.ToUInt32(ci); break;
case TypeCode.Int64: AsI8 = value.ToInt64(ci); break;
case TypeCode.UInt64: AsI8 = value.ToInt64(ci); break;
case TypeCode.Single: AsR4 = value.ToSingle(ci); break;
case TypeCode.Double: AsR8 = value.ToDouble(ci); break;
case TypeCode.Decimal: AsDecimal = value.ToDecimal(ci); break;
case TypeCode.DateTime: AsDate = value.ToDateTime(ci); break;
case TypeCode.String: AsBstr = value.ToString(ci); break;
default:
throw Assert.Unreachable;
}
}
internal static Object DefaultToType(IConvertible value, Type targetType, IFormatProvider provider)
{
Contract.Requires(value != null, "[Convert.DefaultToType]value!=null");
if (targetType == null)
{
throw new ArgumentNullException("targetType");
}
Contract.EndContractBlock();
if (value.GetType() == targetType)
return value;
if (targetType == CommonRuntimeTypes.Boolean)
return value.ToBoolean(provider);
if (targetType == CommonRuntimeTypes.Char)
return value.ToChar(provider);
if (targetType == CommonRuntimeTypes.SByte)
return value.ToSByte(provider);
if (targetType == CommonRuntimeTypes.Byte)
return value.ToByte(provider);
if (targetType == CommonRuntimeTypes.Int16)
return value.ToInt16(provider);
if (targetType == CommonRuntimeTypes.UInt16)
return value.ToUInt16(provider);
if (targetType == CommonRuntimeTypes.Int32)
return value.ToInt32(provider);
if (targetType == CommonRuntimeTypes.UInt32)
return value.ToUInt32(provider);
if (targetType == CommonRuntimeTypes.Int64)
return value.ToInt64(provider);
if (targetType == CommonRuntimeTypes.UInt64)
return value.ToUInt64(provider);
if (targetType == CommonRuntimeTypes.Single)
return value.ToSingle(provider);
if (targetType == CommonRuntimeTypes.Double)
return value.ToDouble(provider);
if (targetType == CommonRuntimeTypes.Decimal)
return value.ToDecimal(provider);
if (targetType == CommonRuntimeTypes.DateTime)
return value.ToDateTime(provider);
if (targetType == CommonRuntimeTypes.String)
return value.ToString(provider);
if (targetType == CommonRuntimeTypes.Object)
return (Object)value;
if (targetType == CommonRuntimeTypes.Enum)
return (Enum)value;
throw new InvalidCastException(SR.Format(SR.InvalidCast_FromTo, value.GetType().ToString(), targetType.Name));
}