private static ReadOnlyCollection <byte>?GetDynamicTransforms(
this CSharpCompilation compilation,
TypeSymbol type,
int customModifiersCount,
RefKind refKind
)
{
var builder = ArrayBuilder <bool> .GetInstance();
CSharpCompilation.DynamicTransformsEncoder.Encode(
type,
customModifiersCount,
refKind,
builder,
addCustomModifierFlags: true
);
var bytes =
builder.Count > 0 &&
compilation.HasDynamicEmitAttributes(
BindingDiagnosticBag.Discarded,
Location.None
)
? DynamicFlagsCustomTypeInfo.ToBytes(builder)
: null;
builder.Free();
return(bytes);
}
private static void ValidateIndexer(params bool[] dynamicFlags)
{
if (dynamicFlags == null)
{
Assert.False(DynamicFlagsCustomTypeInfo.GetFlag(null, 0));
}
else
{
var builder = ArrayBuilder <bool> .GetInstance(dynamicFlags.Length);
builder.AddRange(dynamicFlags);
var customTypeInfo = DynamicFlagsCustomTypeInfo.ToBytes(builder);
builder.Free();
AssertEx.All(
dynamicFlags.Select(
(f, i) => f == DynamicFlagsCustomTypeInfo.GetFlag(customTypeInfo, i)
),
x => x
);
Assert.False(
DynamicFlagsCustomTypeInfo.GetFlag(customTypeInfo, dynamicFlags.Length)
);
}
}
internal static ReadOnlyCollection <byte> ToBytes(this ImmutableArray <bool> dynamicFlags)
{
Debug.Assert(!dynamicFlags.IsDefaultOrEmpty);
var builder = ArrayBuilder <bool> .GetInstance(dynamicFlags.Length);
builder.AddRange(dynamicFlags);
var bytes = DynamicFlagsCustomTypeInfo.ToBytes(builder);
builder.Free();
return(CustomTypeInfo.Encode(bytes, null));
}
private static void ValidateToBytes(bool[] dynamicFlags, params byte[] expectedBytes)
{
Assert.NotNull(dynamicFlags);
Assert.NotNull(expectedBytes);
var builder = ArrayBuilder <bool> .GetInstance(dynamicFlags.Length);
builder.AddRange(dynamicFlags);
var actualBytes = DynamicFlagsCustomTypeInfo.ToBytes(builder);
builder.Free();
ValidateBytes(actualBytes, expectedBytes);
}
