internal static Expression Emit_EnsureTypeAndWrap(
Expression input,
Expression keyReader,
Expression entitySetReader,
Type requestedType,
Type identityType,
Type actualType,
MergeOption mergeOption,
bool isProxy)
{
Expression input1 = CodeGenEmitter.Emit_EnsureType(input, requestedType);
if (!requestedType.IsClass())
input1 = CodeGenEmitter.Emit_EnsureType(input, typeof (object));
return CodeGenEmitter.CreateEntityWrapper(CodeGenEmitter.Emit_EnsureType(input1, actualType), keyReader, entitySetReader, actualType, identityType, mergeOption, isProxy);
}
internal static Expression Emit_UnwrapAndEnsureType(Expression input, Type type)
{
return CodeGenEmitter.Emit_EnsureType((Expression) Expression.Property(input, CodeGenEmitter.IEntityWrapper_Entity), type);
}
internal static Expression Emit_Shaper_GetState(int stateSlotNumber, Type type)
{
return CodeGenEmitter.Emit_EnsureType((Expression) Expression.ArrayIndex(CodeGenEmitter.Shaper_State, (Expression) Expression.Constant((object) stateSlotNumber)), type);
}
internal static Expression Emit_Reader_GetValue(int ordinal, Type type)
{
return CodeGenEmitter.Emit_EnsureType((Expression) Expression.Call(CodeGenEmitter.Shaper_Reader, CodeGenEmitter.DbDataReader_GetValue, (Expression) Expression.Constant((object) ordinal)), type);
}
internal static Expression Emit_NullConstant(Type type)
{
return !type.IsNullable() ? CodeGenEmitter.Emit_EnsureType((Expression) Expression.Constant((object) null, typeof (object)), type) : (Expression) Expression.Constant((object) null, type);
}