internal static PEParameterSymbol Create(
PEModuleSymbol moduleSymbol,
PEPropertySymbol containingSymbol,
bool isContainingSymbolVirtual,
int ordinal,
ParameterHandle handle,
ParamInfo <TypeSymbol> parameterInfo,
Symbol nullableContext,
out bool isBad
)
{
return(Create(
moduleSymbol,
containingSymbol,
isContainingSymbolVirtual,
ordinal,
parameterInfo.IsByRef,
parameterInfo.RefCustomModifiers,
parameterInfo.Type,
handle,
nullableContext,
parameterInfo.CustomModifiers,
isReturn: false,
out isBad
));
}
internal static PEPropertySymbol Create(
PEModuleSymbol moduleSymbol,
PENamedTypeSymbol containingType,
PropertyDefinitionHandle handle,
PEMethodSymbol getMethod,
PEMethodSymbol setMethod)
{
Debug.Assert((object)moduleSymbol != null);
Debug.Assert((object)containingType != null);
Debug.Assert(!handle.IsNil);
var metadataDecoder = new MetadataDecoder(moduleSymbol, containingType);
SignatureHeader callingConvention;
BadImageFormatException propEx;
var propertyParams = metadataDecoder.GetSignatureForProperty(handle, out callingConvention, out propEx);
Debug.Assert(propertyParams.Length > 0);
var returnInfo = propertyParams[0];
PEPropertySymbol result = returnInfo.CustomModifiers.IsDefaultOrEmpty && returnInfo.RefCustomModifiers.IsDefaultOrEmpty
? new PEPropertySymbol(moduleSymbol, containingType, handle, getMethod, setMethod, propertyParams, metadataDecoder)
: new PEPropertySymbolWithCustomModifiers(moduleSymbol, containingType, handle, getMethod, setMethod, propertyParams, metadataDecoder);
// A property should always have this modreq, and vice versa.
var isBad = (result.RefKind == RefKind.In) != result.RefCustomModifiers.HasInAttributeModifier();
if (propEx != null || isBad)
{
result._lazyUseSiteDiagnostic = new CSDiagnosticInfo(ErrorCode.ERR_BindToBogus, result);
}
return(result);
}
private static ImmutableArray <ParameterSymbol> GetParameters(
PEModuleSymbol moduleSymbol,
PEPropertySymbol property,
ParamInfo <TypeSymbol>[] propertyParams,
ParamInfo <TypeSymbol>[] accessorParams,
bool isPropertyVirtual,
out bool anyParameterIsBad)
{
anyParameterIsBad = false;
// First parameter is the property type.
if (propertyParams.Length < 2)
{
return(ImmutableArray <ParameterSymbol> .Empty);
}
var numAccessorParams = accessorParams.Length;
var parameters = new ParameterSymbol[propertyParams.Length - 1];
for (int i = 1; i < propertyParams.Length; i++) // from 1 to skip property/return type
{
// NOTE: this is a best guess at the Dev10 behavior. The actual behavior is
// in the unmanaged helper code that Dev10 uses to load the metadata.
var propertyParam = propertyParams[i];
var paramHandle = i < numAccessorParams ? accessorParams[i].Handle : propertyParam.Handle;
var ordinal = i - 1;
bool isBad;
// https://github.com/dotnet/roslyn/issues/29821: handle extra annotations
parameters[ordinal] = PEParameterSymbol.Create(moduleSymbol, property, isPropertyVirtual, ordinal, paramHandle, propertyParam, nullableContext: property, extraAnnotations: default, out isBad);
/// <summary>
/// Construct a parameter symbol for a property loaded from metadata.
/// </summary>
/// <param name="moduleSymbol"></param>
/// <param name="containingSymbol"></param>
/// <param name="ordinal"></param>
/// <param name="handle">The property parameter doesn't have a name in metadata,
/// so this is the handle of a corresponding accessor parameter, if there is one,
/// or of the ParamInfo passed in, otherwise).</param>
/// <param name="isBad" />
/// <param name="parameter"></param>
internal static PEParameterSymbol Create(
PEModuleSymbol moduleSymbol,
PEPropertySymbol containingSymbol,
int ordinal,
ParameterHandle handle,
ParamInfo <TypeSymbol> parameter,
out bool isBad)
{
return(Create(moduleSymbol, containingSymbol, ordinal, parameter.IsByRef, parameter.CountOfCustomModifiersPrecedingByRef, parameter.Type, handle, parameter.CustomModifiers, out isBad));
}
/// <summary>
/// Construct a parameter symbol for a property loaded from metadata.
/// </summary>
/// <param name="moduleSymbol"></param>
/// <param name="containingSymbol"></param>
/// <param name="ordinal"></param>
/// <param name="handle">The property parameter doesn't have a name in metadata,
/// so this is the handle of a corresponding accessor parameter, if there is one,
/// or of the ParamInfo passed in, otherwise).</param>
/// <param name="isBad" />
/// <param name="parameter"></param>
internal PEParameterSymbol(
PEModuleSymbol moduleSymbol,
PEPropertySymbol containingSymbol,
int ordinal,
ParameterHandle handle,
ParamInfo <TypeSymbol> parameter,
out bool isBad)
: this(moduleSymbol, containingSymbol, ordinal, parameter.IsByRef, parameter.HasByRefBeforeCustomModifiers, parameter.Type, handle, parameter.CustomModifiers, out isBad)
{
}
internal static PEPropertySymbol Create(
PEModuleSymbol moduleSymbol,
PEPropertySymbol indexer)
{
Debug.Assert(indexer.IsIndexer);
var ps = Create(moduleSymbol, indexer._containingType, indexer._handle, indexer._getMethod, indexer._setMethod);
ps._namedIndexer = true;
return(ps);
}
/// <summary>
/// Construct a parameter symbol for a property loaded from metadata.
/// </summary>
/// <param name="moduleSymbol"></param>
/// <param name="containingSymbol"></param>
/// <param name="ordinal"></param>
/// <param name="handle">The property parameter doesn't have a name in metadata,
/// so this is the handle of a corresponding accessor parameter, if there is one,
/// or of the ParamInfo passed in, otherwise).</param>
/// <param name="parameterInfo" />
/// <param name="isBad" />
internal static PEParameterSymbol Create(
PEModuleSymbol moduleSymbol,
PEPropertySymbol containingSymbol,
bool isContainingSymbolVirtual,
int ordinal,
ParameterHandle handle,
ParamInfo <TypeSymbol> parameterInfo,
ImmutableArray <byte> extraAnnotations,
out bool isBad)
{
return(Create(
moduleSymbol, containingSymbol, isContainingSymbolVirtual, ordinal,
parameterInfo.IsByRef, parameterInfo.RefCustomModifiers, parameterInfo.Type, extraAnnotations,
handle, parameterInfo.CustomModifiers, isReturn: false, out isBad));
}
private static ImmutableArray <ParameterSymbol> GetParameters(
PEModuleSymbol moduleSymbol,
PEPropertySymbol property,
ParamInfo <TypeSymbol>[] propertyParams,
ParamInfo <TypeSymbol>[] accessorParams,
bool isPropertyVirtual,
out bool anyParameterIsBad)
{
anyParameterIsBad = false;
// First parameter is the property type.
if (propertyParams.Length < 2)
{
return(ImmutableArray <ParameterSymbol> .Empty);
}
var numAccessorParams = accessorParams.Length;
var parameters = new ParameterSymbol[propertyParams.Length - 1];
for (int i = 1; i < propertyParams.Length; i++) // from 1 to skip property/return type
{
// NOTE: this is a best guess at the Dev10 behavior. The actual behavior is
// in the unmanaged helper code that Dev10 uses to load the metadata.
var propertyParam = propertyParams[i];
var paramHandle = i < numAccessorParams ? accessorParams[i].Handle : propertyParam.Handle;
var ordinal = i - 1;
bool isBad;
parameters[ordinal] = PEParameterSymbol.Create(moduleSymbol, property, isPropertyVirtual, ordinal, paramHandle, propertyParam, out isBad);
if (isBad)
{
anyParameterIsBad = true;
}
}
return(parameters.AsImmutableOrNull());
}
internal static PEPropertySymbol Create(
PEModuleSymbol moduleSymbol,
PENamedTypeSymbol containingType,
PropertyDefinitionHandle handle,
PEMethodSymbol getMethod,
PEMethodSymbol setMethod)
{
Debug.Assert((object)moduleSymbol != null);
Debug.Assert((object)containingType != null);
Debug.Assert(!handle.IsNil);
var metadataDecoder = new MetadataDecoder(moduleSymbol, containingType);
SignatureHeader callingConvention;
BadImageFormatException propEx;
var propertyParams = metadataDecoder.GetSignatureForProperty(handle, out callingConvention, out propEx);
Debug.Assert(propertyParams.Length > 0);
var returnInfo = propertyParams[0];
PEPropertySymbol result;
if (returnInfo.CustomModifiers.IsDefaultOrEmpty && returnInfo.RefCustomModifiers.IsDefaultOrEmpty)
{
result = new PEPropertySymbol(moduleSymbol, containingType, handle, getMethod, setMethod, 0, propertyParams, metadataDecoder);
}
else
{
result = new PEPropertySymbolWithCustomModifiers(moduleSymbol, containingType, handle, getMethod, setMethod, propertyParams, metadataDecoder);
}
if (propEx != null)
{
result._lazyUseSiteDiagnostic = new CSDiagnosticInfo(ErrorCode.ERR_BindToBogus, result);
}
return result;
}
/// <summary>
/// Associate the method with a particular property. Returns
/// false if the method is already associated with a property or event.
/// </summary>
internal bool SetAssociatedProperty(PEPropertySymbol propertySymbol, MethodKind methodKind)
{
Debug.Assert((methodKind == MethodKind.PropertyGet) || (methodKind == MethodKind.PropertySet));
return this.SetAssociatedPropertyOrEvent(propertySymbol, methodKind);
}
private static ImmutableArray<ParameterSymbol> GetParameters(
PEModuleSymbol moduleSymbol,
PEPropertySymbol property,
MetadataDecoder.ParamInfo[] propertyParams,
MetadataDecoder.ParamInfo[] accessorParams,
out bool anyParameterIsBad)
{
anyParameterIsBad = false;
// First parameter is the property type.
if (propertyParams.Length < 2)
{
return ImmutableArray<ParameterSymbol>.Empty;
}
var numAccessorParams = accessorParams.Length;
var parameters = new ParameterSymbol[propertyParams.Length - 1];
for (int i = 1; i < propertyParams.Length; i++) // from 1 to skip property/return type
{
// NOTE: this is a best guess at the Dev10 behavior. The actual behavior is
// in the unmanaged helper code that Dev10 uses to load the metadata.
var propertyParam = propertyParams[i];
var paramHandle = i < numAccessorParams ? accessorParams[i].Handle : propertyParam.Handle;
var ordinal = i - 1;
bool isBad;
parameters[ordinal] = new PEParameterSymbol(moduleSymbol, property, ordinal, paramHandle, propertyParam, out isBad);
if (isBad)
{
anyParameterIsBad = true;
}
}
return parameters.AsImmutableOrNull();
}
/// <summary>
/// Construct a parameter symbol for a property loaded from metadata.
/// </summary>
/// <param name="moduleSymbol"></param>
/// <param name="containingSymbol"></param>
/// <param name="ordinal"></param>
/// <param name="handle">The property parameter doesn't have a name in metadata,
/// so this is the handle of a corresponding accessor parameter, if there is one,
/// or of the ParamInfo passed in, otherwise).</param>
/// <param name="isBad" />
/// <param name="parameter"></param>
internal static PEParameterSymbol Create(
PEModuleSymbol moduleSymbol,
PEPropertySymbol containingSymbol,
int ordinal,
ParameterHandle handle,
ParamInfo<TypeSymbol> parameter,
out bool isBad)
{
return Create(moduleSymbol, containingSymbol, ordinal, parameter.IsByRef, parameter.CountOfCustomModifiersPrecedingByRef, parameter.Type, handle, parameter.CustomModifiers, out isBad);
}
/// <summary>
/// Construct a parameter symbol for a property loaded from metadata.
/// </summary>
/// <param name="moduleSymbol"></param>
/// <param name="containingSymbol"></param>
/// <param name="ordinal"></param>
/// <param name="handle">The property parameter doesn't have a name in metadata,
/// so this is the handle of a corresponding accessor parameter, if there is one,
/// or of the ParamInfo passed in, otherwise).</param>
/// <param name="isBad" />
/// <param name="parameter"></param>
internal PEParameterSymbol(
PEModuleSymbol moduleSymbol,
PEPropertySymbol containingSymbol,
int ordinal,
ParameterHandle handle,
MetadataDecoder.ParamInfo parameter,
out bool isBad)
: this(moduleSymbol, containingSymbol, ordinal, parameter.IsByRef, parameter.HasByRefBeforeCustomModifiers, parameter.Type, handle, parameter.CustomModifiers, out isBad)
{
}
/// <summary>
/// Associate the method with a particular property. Returns
/// false if the method is already associated with a property or event.
/// </summary>
internal bool SetAssociatedProperty(PEPropertySymbol propertySymbol, MethodKind methodKind)
{
Debug.Assert((methodKind == MethodKind.PropertyGet) || (methodKind == MethodKind.PropertySet));
return(this.SetAssociatedPropertyOrEvent(propertySymbol, methodKind));
}
private void VerifyAccessor(MethodSymbol accessor, PEPropertySymbol associatedProperty, MethodKind methodKind)
{
Assert.NotNull(accessor);
Assert.Equal(accessor.AssociatedSymbol, associatedProperty);
Assert.Equal(accessor.MethodKind, methodKind);
if (associatedProperty != null)
{
var method = (methodKind == MethodKind.PropertyGet) ? associatedProperty.GetMethod : associatedProperty.SetMethod;
Assert.Equal(accessor, method);
}
}
private static void VerifyAccessibility(PEPropertySymbol property, Accessibility propertyAccessibility, Accessibility getAccessibility, Accessibility setAccessibility)
{
Assert.Equal(property.DeclaredAccessibility, propertyAccessibility);
Assert.False(property.MustCallMethodsDirectly);
VerifyAccessorAccessibility(property.GetMethod, getAccessibility);
VerifyAccessorAccessibility(property.SetMethod, setAccessibility);
}