private void CreateEmbeddedAttributesIfNeeded(DiagnosticBag diagnostics)
{
EmbeddableAttributes needsAttributes = GetNeedsGeneratedAttributes();
if (needsAttributes == 0)
{
return;
}
CreateEmbeddedAttributeIfNeeded(
ref _lazyEmbeddedAttribute,
diagnostics,
AttributeDescription.CodeAnalysisEmbeddedAttribute);
if ((needsAttributes & EmbeddableAttributes.IsReadOnlyAttribute) != 0)
{
CreateEmbeddedAttributeIfNeeded(
ref _lazyIsReadOnlyAttribute,
diagnostics,
AttributeDescription.IsReadOnlyAttribute);
}
if ((needsAttributes & EmbeddableAttributes.IsByRefLikeAttribute) != 0)
{
CreateEmbeddedAttributeIfNeeded(
ref _lazyIsByRefLikeAttribute,
diagnostics,
AttributeDescription.IsByRefLikeAttribute);
}
if ((needsAttributes & EmbeddableAttributes.IsUnmanagedAttribute) != 0)
{
CreateEmbeddedAttributeIfNeeded(
ref _lazyIsUnmanagedAttribute,
diagnostics,
AttributeDescription.IsUnmanagedAttribute);
}
if ((needsAttributes & EmbeddableAttributes.NullableAttribute) != 0)
{
CreateEmbeddedNullableAttributeIfNeeded(
ref _lazyNullableAttribute,
diagnostics);
}
if ((needsAttributes & EmbeddableAttributes.NullableContextAttribute) != 0)
{
CreateEmbeddedNullableContextAttributeIfNeeded(
ref _lazyNullableContextAttribute,
diagnostics);
}
if ((needsAttributes & EmbeddableAttributes.NullablePublicOnlyAttribute) != 0)
{
CreateEmbeddedNullablePublicOnlyAttributeIfNeeded(
ref _lazyNullablePublicOnlyAttribute,
diagnostics);
}
}
private void EnsureEmbeddableAttributeExists(EmbeddableAttributes attribute, DiagnosticBag diagnostics, Location location, bool modifyCompilation)
{
Debug.Assert(!modifyCompilation || !_needsGeneratedAttributes_IsFrozen);
if (CheckIfAttributeShouldBeEmbedded(attribute, diagnostics, location) && modifyCompilation)
{
SetNeedsGeneratedAttributes(attribute);
}
}
internal bool CheckIfAttributeShouldBeEmbedded(EmbeddableAttributes attribute, DiagnosticBag diagnosticsOpt, Location locationOpt)
{
switch (attribute)
{
case EmbeddableAttributes.IsReadOnlyAttribute:
return(CheckIfAttributeShouldBeEmbedded(
diagnosticsOpt,
locationOpt,
WellKnownType.System_Runtime_CompilerServices_IsReadOnlyAttribute,
WellKnownMember.System_Runtime_CompilerServices_IsReadOnlyAttribute__ctor));
case EmbeddableAttributes.IsByRefLikeAttribute:
return(CheckIfAttributeShouldBeEmbedded(
diagnosticsOpt,
locationOpt,
WellKnownType.System_Runtime_CompilerServices_IsByRefLikeAttribute,
WellKnownMember.System_Runtime_CompilerServices_IsByRefLikeAttribute__ctor));
case EmbeddableAttributes.IsUnmanagedAttribute:
return(CheckIfAttributeShouldBeEmbedded(
diagnosticsOpt,
locationOpt,
WellKnownType.System_Runtime_CompilerServices_IsUnmanagedAttribute,
WellKnownMember.System_Runtime_CompilerServices_IsUnmanagedAttribute__ctor));
case EmbeddableAttributes.NullableAttribute:
// Note: if the type exists, we'll check both constructors, regardless of which one(s) we'll eventually need
return(CheckIfAttributeShouldBeEmbedded(
diagnosticsOpt,
locationOpt,
WellKnownType.System_Runtime_CompilerServices_NullableAttribute,
WellKnownMember.System_Runtime_CompilerServices_NullableAttribute__ctorByte,
WellKnownMember.System_Runtime_CompilerServices_NullableAttribute__ctorTransformFlags));
case EmbeddableAttributes.NullableContextAttribute:
return(CheckIfAttributeShouldBeEmbedded(
diagnosticsOpt,
locationOpt,
WellKnownType.System_Runtime_CompilerServices_NullableContextAttribute,
WellKnownMember.System_Runtime_CompilerServices_NullableContextAttribute__ctor));
case EmbeddableAttributes.NullablePublicOnlyAttribute:
return(CheckIfAttributeShouldBeEmbedded(
diagnosticsOpt,
locationOpt,
WellKnownType.System_Runtime_CompilerServices_NullablePublicOnlyAttribute,
WellKnownMember.System_Runtime_CompilerServices_NullablePublicOnlyAttribute__ctor));
default:
throw ExceptionUtilities.UnexpectedValue(attribute);
}
}
private void CreateEmbeddedAttributesIfNeeded(DiagnosticBag diagnostics)
{
EmbeddableAttributes needsAttributes = GetNeedsGeneratedAttributes();
if (ShouldEmitNullablePublicOnlyAttribute() &&
Compilation.CheckIfAttributeShouldBeEmbedded(EmbeddableAttributes.NullablePublicOnlyAttribute, diagnostics, Location.None))
{
needsAttributes |= EmbeddableAttributes.NullablePublicOnlyAttribute;
}
else if (needsAttributes == 0)
{
return;
}
var createParameterlessEmbeddedAttributeSymbol = new Func <string, NamespaceSymbol, DiagnosticBag, SynthesizedEmbeddedAttributeSymbol>(CreateParameterlessEmbeddedAttributeSymbol);
CreateAttributeIfNeeded(
ref _lazyEmbeddedAttribute,
diagnostics,
AttributeDescription.CodeAnalysisEmbeddedAttribute,
createParameterlessEmbeddedAttributeSymbol);
if ((needsAttributes & EmbeddableAttributes.IsReadOnlyAttribute) != 0)
{
CreateAttributeIfNeeded(
ref _lazyIsReadOnlyAttribute,
diagnostics,
AttributeDescription.IsReadOnlyAttribute,
createParameterlessEmbeddedAttributeSymbol);
}
if ((needsAttributes & EmbeddableAttributes.IsByRefLikeAttribute) != 0)
{
CreateAttributeIfNeeded(
ref _lazyIsByRefLikeAttribute,
diagnostics,
AttributeDescription.IsByRefLikeAttribute,
createParameterlessEmbeddedAttributeSymbol);
}
if ((needsAttributes & EmbeddableAttributes.IsUnmanagedAttribute) != 0)
{
CreateAttributeIfNeeded(
ref _lazyIsUnmanagedAttribute,
diagnostics,
AttributeDescription.IsUnmanagedAttribute,
createParameterlessEmbeddedAttributeSymbol);
}
if ((needsAttributes & EmbeddableAttributes.NullableAttribute) != 0)
{
CreateAttributeIfNeeded(
ref _lazyNullableAttribute,
diagnostics,
AttributeDescription.NullableAttribute,
CreateNullableAttributeSymbol);
}
if ((needsAttributes & EmbeddableAttributes.NullableContextAttribute) != 0)
{
CreateAttributeIfNeeded(
ref _lazyNullableContextAttribute,
diagnostics,
AttributeDescription.NullableContextAttribute,
CreateNullableContextAttributeSymbol);
}
if ((needsAttributes & EmbeddableAttributes.NullablePublicOnlyAttribute) != 0)
{
CreateAttributeIfNeeded(
ref _lazyNullablePublicOnlyAttribute,
diagnostics,
AttributeDescription.NullablePublicOnlyAttribute,
CreateNullablePublicOnlyAttributeSymbol);
}
if ((needsAttributes & EmbeddableAttributes.NativeIntegerAttribute) != 0)
{
CreateAttributeIfNeeded(
ref _lazyNativeIntegerAttribute,
diagnostics,
AttributeDescription.NativeIntegerAttribute,
CreateNativeIntegerAttributeSymbol);
}
}
private void SetNeedsGeneratedAttributes(EmbeddableAttributes attributes)
{
Debug.Assert(!_needsGeneratedAttributes_IsFrozen);
ThreadSafeFlagOperations.Set(ref _needsGeneratedAttributes, (int)attributes);
}
private void CreateEmbeddedAttributesIfNeeded(DiagnosticBag diagnostics)
{
EmbeddableAttributes needsAttributes = GetNeedsGeneratedAttributes();
if (ShouldEmitNullablePublicOnlyAttribute() &&
Compilation.CheckIfAttributeShouldBeEmbedded(EmbeddableAttributes.NullablePublicOnlyAttribute, diagnostics, Location.None))
{
needsAttributes |= EmbeddableAttributes.NullablePublicOnlyAttribute;
}
else if (needsAttributes == 0)
{
return;
}
CreateEmbeddedAttributeIfNeeded(
ref _lazyEmbeddedAttribute,
diagnostics,
AttributeDescription.CodeAnalysisEmbeddedAttribute);
if ((needsAttributes & EmbeddableAttributes.IsReadOnlyAttribute) != 0)
{
CreateEmbeddedAttributeIfNeeded(
ref _lazyIsReadOnlyAttribute,
diagnostics,
AttributeDescription.IsReadOnlyAttribute);
}
if ((needsAttributes & EmbeddableAttributes.IsByRefLikeAttribute) != 0)
{
CreateEmbeddedAttributeIfNeeded(
ref _lazyIsByRefLikeAttribute,
diagnostics,
AttributeDescription.IsByRefLikeAttribute);
}
if ((needsAttributes & EmbeddableAttributes.IsUnmanagedAttribute) != 0)
{
CreateEmbeddedAttributeIfNeeded(
ref _lazyIsUnmanagedAttribute,
diagnostics,
AttributeDescription.IsUnmanagedAttribute);
}
if ((needsAttributes & EmbeddableAttributes.NullableAttribute) != 0)
{
CreateEmbeddedNullableAttributeIfNeeded(
ref _lazyNullableAttribute,
diagnostics);
}
if ((needsAttributes & EmbeddableAttributes.NullableContextAttribute) != 0)
{
CreateEmbeddedNullableContextAttributeIfNeeded(
ref _lazyNullableContextAttribute,
diagnostics);
}
if ((needsAttributes & EmbeddableAttributes.NullablePublicOnlyAttribute) != 0)
{
CreateEmbeddedNullablePublicOnlyAttributeIfNeeded(
ref _lazyNullablePublicOnlyAttribute,
diagnostics);
}
}