internal static int GetSize()

in src/Microsoft.Diagnostics.Runtime/src/Implementation/ClrmdField.cs [209:269]
50 lines of code
30 McCabe index (conditional complexity)

        internal static int GetSize(ClrType? type, ClrElementType cet)
        {
            // todo:  What if we have a struct which is not fully constructed (null MT,
            //        null type) and need to get the size of the field?
            switch (cet)
            {
                case ClrElementType.Struct:
                    if (type is null)
                        return 1;

                    ClrField? last = null;
                    ImmutableArray<ClrInstanceField> fields = type.Fields;
                    foreach (ClrField field in fields)
                    {
                        if (last is null)
                            last = field;
                        else if (field.Offset > last.Offset)
                            last = field;
                        else if (field.Offset == last.Offset && field.Size > last.Size)
                            last = field;
                    }

                    if (last is null)
                        return 0;

                    return last.Offset + last.Size;

                case ClrElementType.Int8:
                case ClrElementType.UInt8:
                case ClrElementType.Boolean:
                    return 1;

                case ClrElementType.Float:
                case ClrElementType.Int32:
                case ClrElementType.UInt32:
                    return 4;

                case ClrElementType.Double: // double
                case ClrElementType.Int64:
                case ClrElementType.UInt64:
                    return 8;

                case ClrElementType.String:
                case ClrElementType.Class:
                case ClrElementType.Array:
                case ClrElementType.SZArray:
                case ClrElementType.Object:
                case ClrElementType.NativeInt: // native int
                case ClrElementType.NativeUInt: // native unsigned int
                case ClrElementType.Pointer:
                case ClrElementType.FunctionPointer:
                    return IntPtr.Size;

                case ClrElementType.UInt16:
                case ClrElementType.Int16:
                case ClrElementType.Char: // u2
                    return 2;
            }

            throw new Exception("Unexpected element type.");
        }