Example #1
0
        public static Instruction Create(Type type)
        {
            // Boxed enums can be unboxed as their underlying types:
            switch ((type.IsEnum() ? Enum.GetUnderlyingType(type) : type).GetTypeCode()) {
                case TypeCode.Boolean: return _Boolean ?? (_Boolean = new EqualBoolean());
                case TypeCode.SByte: return _SByte ?? (_SByte = new EqualSByte());
                case TypeCode.Byte: return _Byte ?? (_Byte = new EqualByte());
                case TypeCode.Char: return _Char ?? (_Char = new EqualChar());
                case TypeCode.Int16: return _Int16 ?? (_Int16 = new EqualInt16());
                case TypeCode.Int32: return _Int32 ?? (_Int32 = new EqualInt32());
                case TypeCode.Int64: return _Int64 ?? (_Int64 = new EqualInt64());

                case TypeCode.UInt16: return _UInt16 ?? (_UInt16 = new EqualInt16());
                case TypeCode.UInt32: return _UInt32 ?? (_UInt32 = new EqualInt32());
                case TypeCode.UInt64: return _UInt64 ?? (_UInt64 = new EqualInt64());

                case TypeCode.Single: return _Single ?? (_Single = new EqualSingle());
                case TypeCode.Double: return _Double ?? (_Double = new EqualDouble());

                case TypeCode.Object:
                    if (!type.IsValueType()) {
                        return _Reference ?? (_Reference = new EqualReference());
                    }
                    // TODO: Nullable<T>
                    throw new NotImplementedException();

                default:
                    throw new NotImplementedException();
            }
        }
Example #2
0
        public static Instruction CreateLifted(Type type) {
            // Boxed enums can be unboxed as their underlying types:
            switch ((type.IsEnum() ? Enum.GetUnderlyingType(type) : type).GetTypeCode()) {
                case TypeCode.Boolean: return _BooleanLifted ?? (_BooleanLifted = new EqualBoolean() { LiftedToNull = true });
                case TypeCode.SByte: return _SByteLifted ?? (_SByteLifted = new EqualSByte() { LiftedToNull = true });
                case TypeCode.Byte: return _ByteLifted ?? (_ByteLifted = new EqualByte() { LiftedToNull = true });
                case TypeCode.Char: return _CharLifted ?? (_CharLifted = new EqualChar() { LiftedToNull = true });
                case TypeCode.Int16: return _Int16Lifted ?? (_Int16Lifted = new EqualInt16() { LiftedToNull = true });
                case TypeCode.Int32: return _Int32Lifted ?? (_Int32Lifted = new EqualInt32() { LiftedToNull = true });
                case TypeCode.Int64: return _Int64Lifted ?? (_Int64Lifted = new EqualInt64() { LiftedToNull = true });

                case TypeCode.UInt16: return _UInt16Lifted ?? (_UInt16Lifted = new EqualInt16() { LiftedToNull = true });
                case TypeCode.UInt32: return _UInt32Lifted ?? (_UInt32Lifted = new EqualInt32() { LiftedToNull = true });
                case TypeCode.UInt64: return _UInt64Lifted ?? (_UInt64Lifted = new EqualInt64() { LiftedToNull = true });

                case TypeCode.Single: return _SingleLifted ?? (_SingleLifted = new EqualSingle() { LiftedToNull = true });
                case TypeCode.Double: return _DoubleLifted ?? (_DoubleLifted = new EqualDouble() { LiftedToNull = true });

                default:
                    throw Assert.Unreachable;
            }
        }
        public static Instruction Create(Type type, bool liftedToNull)
        {
            // Boxed enums can be unboxed as their underlying types:
            if (liftedToNull)
            {
                switch (TypeHelper.GetTypeCode(type.IsEnum ? Enum.GetUnderlyingType(type) : TypeHelper.GetNonNullableType(type)))
                {
                    case TypeCode.Boolean: return s_booleanLiftedToNull ?? (s_booleanLiftedToNull = new EqualBooleanLiftedToNull());
                    case TypeCode.SByte: return s_SByteLiftedToNull ?? (s_SByteLiftedToNull = new EqualSByteLiftedToNull());
                    case TypeCode.Byte: return s_byteLiftedToNull ?? (s_byteLiftedToNull = new EqualByteLiftedToNull());
                    case TypeCode.Char: return s_charLiftedToNull ?? (s_charLiftedToNull = new EqualCharLiftedToNull());
                    case TypeCode.Int16: return s_int16LiftedToNull ?? (s_int16LiftedToNull = new EqualInt16LiftedToNull());
                    case TypeCode.Int32: return s_int32LiftedToNull ?? (s_int32LiftedToNull = new EqualInt32LiftedToNull());
                    case TypeCode.Int64: return s_int64LiftedToNull ?? (s_int64LiftedToNull = new EqualInt64LiftedToNull());

                    case TypeCode.UInt16: return s_UInt16LiftedToNull ?? (s_UInt16LiftedToNull = new EqualUInt16LiftedToNull());
                    case TypeCode.UInt32: return s_UInt32LiftedToNull ?? (s_UInt32LiftedToNull = new EqualUInt32LiftedToNull());
                    case TypeCode.UInt64: return s_UInt64LiftedToNull ?? (s_UInt64LiftedToNull = new EqualUInt64LiftedToNull());

                    case TypeCode.Single: return s_singleLiftedToNull ?? (s_singleLiftedToNull = new EqualSingleLiftedToNull());
                    case TypeCode.Double: return s_doubleLiftedToNull ?? (s_doubleLiftedToNull = new EqualDoubleLiftedToNull());

                    case TypeCode.String:
                    case TypeCode.Object:
                        if (!type.IsValueType)
                        {
                            return s_referenceLiftedToNull ?? (s_referenceLiftedToNull = new EqualReferenceLiftedToNull());
                        }
                        // TODO: Nullable<T>
                        throw Error.ExpressionNotSupportedForNullableType("Equal", type);

                    default:
                        throw Error.ExpressionNotSupportedForType("Equal", type);
                }
            }
            else
            {
                switch (TypeHelper.GetTypeCode(type.IsEnum ? Enum.GetUnderlyingType(type) : TypeHelper.GetNonNullableType(type)))
                {
                    case TypeCode.Boolean: return s_boolean ?? (s_boolean = new EqualBoolean());
                    case TypeCode.SByte: return s_SByte ?? (s_SByte = new EqualSByte());
                    case TypeCode.Byte: return s_byte ?? (s_byte = new EqualByte());
                    case TypeCode.Char: return s_char ?? (s_char = new EqualChar());
                    case TypeCode.Int16: return s_int16 ?? (s_int16 = new EqualInt16());
                    case TypeCode.Int32: return s_int32 ?? (s_int32 = new EqualInt32());
                    case TypeCode.Int64: return s_int64 ?? (s_int64 = new EqualInt64());

                    case TypeCode.UInt16: return s_UInt16 ?? (s_UInt16 = new EqualUInt16());
                    case TypeCode.UInt32: return s_UInt32 ?? (s_UInt32 = new EqualUInt32());
                    case TypeCode.UInt64: return s_UInt64 ?? (s_UInt64 = new EqualUInt64());

                    case TypeCode.Single: return s_single ?? (s_single = new EqualSingle());
                    case TypeCode.Double: return s_double ?? (s_double = new EqualDouble());

                    case TypeCode.String:
                    case TypeCode.Object:
                        if (!type.IsValueType)
                        {
                            return s_reference ?? (s_reference = new EqualReference());
                        }
                        // TODO: Nullable<T>
                        throw Error.ExpressionNotSupportedForNullableType("Equal", type);

                    default:
                        throw Error.ExpressionNotSupportedForType("Equal", type);
                }
            }
        }
Example #4
0
        public static Instruction Create(Type type)
        {
            var typeInfo = type.GetTypeInfo();
            // Boxed enums can be unboxed as their underlying types:
            var typeToUse = typeInfo.IsEnum ? Enum.GetUnderlyingType(type) : type;
            switch (typeToUse.GetTypeCode())
            {
                case TypeCode.Boolean: return s_boolean ?? (s_boolean = new EqualBoolean());
                case TypeCode.SByte: return s_SByte ?? (s_SByte = new EqualSByte());
                case TypeCode.Byte: return s_byte ?? (s_byte = new EqualByte());
                case TypeCode.Char: return s_char ?? (s_char = new EqualChar());
                case TypeCode.Int16: return s_int16 ?? (s_int16 = new EqualInt16());
                case TypeCode.Int32: return s_int32 ?? (s_int32 = new EqualInt32());
                case TypeCode.Int64: return s_int64 ?? (s_int64 = new EqualInt64());

                case TypeCode.UInt16: return s_UInt16 ?? (s_UInt16 = new EqualInt16());
                case TypeCode.UInt32: return s_UInt32 ?? (s_UInt32 = new EqualInt32());
                case TypeCode.UInt64: return s_UInt64 ?? (s_UInt64 = new EqualInt64());

                case TypeCode.Single: return s_single ?? (s_single = new EqualSingle());
                case TypeCode.Double: return s_double ?? (s_double = new EqualDouble());

                case TypeCode.Object:
                    if (!typeInfo.IsValueType)
                    {
                        return s_reference ?? (s_reference = new EqualReference());
                    }
                    // TODO: Nullable<T>
                    throw new NotImplementedException();

                default:
                    throw new NotImplementedException();
            }
        }
Example #5
0
        public static Instruction Create(Type type, bool liftedToNull)
        {
            // Boxed enums can be unboxed as their underlying types:
            Type underlyingType = type.GetTypeInfo().IsEnum ? Enum.GetUnderlyingType(type) : type.GetNonNullableType();

            if (liftedToNull)
            {
                switch (underlyingType.GetTypeCode())
                {
                    case TypeCode.Boolean: return s_booleanLiftedToNull ?? (s_booleanLiftedToNull = new EqualBooleanLiftedToNull());
                    case TypeCode.SByte: return s_SByteLiftedToNull ?? (s_SByteLiftedToNull = new EqualSByteLiftedToNull());
                    case TypeCode.Byte: return s_byteLiftedToNull ?? (s_byteLiftedToNull = new EqualByteLiftedToNull());
                    case TypeCode.Char: return s_charLiftedToNull ?? (s_charLiftedToNull = new EqualCharLiftedToNull());
                    case TypeCode.Int16: return s_int16LiftedToNull ?? (s_int16LiftedToNull = new EqualInt16LiftedToNull());
                    case TypeCode.Int32: return s_int32LiftedToNull ?? (s_int32LiftedToNull = new EqualInt32LiftedToNull());
                    case TypeCode.Int64: return s_int64LiftedToNull ?? (s_int64LiftedToNull = new EqualInt64LiftedToNull());

                    case TypeCode.UInt16: return s_UInt16LiftedToNull ?? (s_UInt16LiftedToNull = new EqualUInt16LiftedToNull());
                    case TypeCode.UInt32: return s_UInt32LiftedToNull ?? (s_UInt32LiftedToNull = new EqualUInt32LiftedToNull());
                    case TypeCode.UInt64: return s_UInt64LiftedToNull ?? (s_UInt64LiftedToNull = new EqualUInt64LiftedToNull());

                    case TypeCode.Single: return s_singleLiftedToNull ?? (s_singleLiftedToNull = new EqualSingleLiftedToNull());
                    default:
                        Debug.Assert(underlyingType.GetTypeCode() == TypeCode.Double);
                        return s_doubleLiftedToNull ?? (s_doubleLiftedToNull = new EqualDoubleLiftedToNull());
                }
            }
            else
            {
                switch (underlyingType.GetTypeCode())
                {
                    case TypeCode.Boolean: return s_boolean ?? (s_boolean = new EqualBoolean());
                    case TypeCode.SByte: return s_SByte ?? (s_SByte = new EqualSByte());
                    case TypeCode.Byte: return s_byte ?? (s_byte = new EqualByte());
                    case TypeCode.Char: return s_char ?? (s_char = new EqualChar());
                    case TypeCode.Int16: return s_int16 ?? (s_int16 = new EqualInt16());
                    case TypeCode.Int32: return s_int32 ?? (s_int32 = new EqualInt32());
                    case TypeCode.Int64: return s_int64 ?? (s_int64 = new EqualInt64());

                    case TypeCode.UInt16: return s_UInt16 ?? (s_UInt16 = new EqualUInt16());
                    case TypeCode.UInt32: return s_UInt32 ?? (s_UInt32 = new EqualUInt32());
                    case TypeCode.UInt64: return s_UInt64 ?? (s_UInt64 = new EqualUInt64());

                    case TypeCode.Single: return s_single ?? (s_single = new EqualSingle());
                    case TypeCode.Double: return s_double ?? (s_double = new EqualDouble());

                    default:
                        // Nullable only valid if one operand is constant null, so this assert is slightly too broad.
                        Debug.Assert(type.IsNullableOrReferenceType());
                        return s_reference ?? (s_reference = new EqualReference());

                }
            }
        }