public static bool IsPublicStaticReadOnly(IFieldSymbol fieldSymbol, string name = null)
{
return(fieldSymbol?.DeclaredAccessibility == Accessibility.Public &&
fieldSymbol.IsStatic &&
fieldSymbol.IsReadOnly &&
StringUtility.IsNullOrEquals(name, fieldSymbol.Name));
}
public static bool IsPublicInstanceNonGeneric(IMethodSymbol methodSymbol, string name = null)
{
return(methodSymbol?.DeclaredAccessibility == Accessibility.Public &&
!methodSymbol.IsStatic &&
!methodSymbol.IsGenericMethod &&
StringUtility.IsNullOrEquals(name, methodSymbol.Name));
}
private static bool IsLinqExtensionOfIEnumerableOfTWithPredicate(
IMethodSymbol methodSymbol,
string name,
int parameterCount,
SemanticModel semanticModel,
bool allowImmutableArrayExtension = false)
{
if (methodSymbol.DeclaredAccessibility != Accessibility.Public)
{
return(false);
}
if (!StringUtility.IsNullOrEquals(name, methodSymbol.Name))
{
return(false);
}
INamedTypeSymbol containingType = methodSymbol.ContainingType;
if (containingType == null)
{
return(false);
}
if (containingType.Equals(semanticModel.GetTypeByMetadataName(MetadataNames.System_Linq_Enumerable)))
{
ImmutableArray <IParameterSymbol> parameters = methodSymbol.Parameters;
return(parameters.Length == parameterCount &&
parameters[0].Type.OriginalDefinition.IsIEnumerableOfT() &&
IsPredicateFunc(parameters[1].Type, methodSymbol.TypeArguments[0], semanticModel));
}
else if (allowImmutableArrayExtension &&
containingType.Equals(semanticModel.GetTypeByMetadataName(MetadataNames.System_Linq_ImmutableArrayExtensions)))
{
ImmutableArray <IParameterSymbol> parameters = methodSymbol.Parameters;
return(parameters.Length == parameterCount &&
IsImmutableArrayOfT(parameters[0].Type, semanticModel) &&
IsPredicateFunc(parameters[1].Type, methodSymbol.TypeArguments[0], semanticModel));
}
return(false);
}
internal static bool IsLinqExtensionOfIEnumerableOfT(
IMethodSymbol methodSymbol,
string name = null,
int parameterCount = -1,
bool allowImmutableArrayExtension = false)
{
if (methodSymbol.DeclaredAccessibility != Accessibility.Public)
{
return(false);
}
if (!StringUtility.IsNullOrEquals(name, methodSymbol.Name))
{
return(false);
}
INamedTypeSymbol containingType = methodSymbol.ContainingType;
if (containingType == null)
{
return(false);
}
if (containingType.HasMetadataName(MetadataNames.System_Linq_Enumerable))
{
ImmutableArray <IParameterSymbol> parameters = methodSymbol.Parameters;
return((parameterCount == -1 || parameters.Length == parameterCount) &&
parameters[0].Type.OriginalDefinition.SpecialType == SpecialType.System_Collections_Generic_IEnumerable_T);
}
else if (allowImmutableArrayExtension &&
containingType.HasMetadataName(MetadataNames.System_Linq_ImmutableArrayExtensions))
{
ImmutableArray <IParameterSymbol> parameters = methodSymbol.Parameters;
return((parameterCount == -1 || parameters.Length == parameterCount) &&
IsImmutableArrayOfT(parameters[0].Type));
}
return(false);
}
public static bool IsPublicInstance(IPropertySymbol propertySymbol, string name = null)
{
return(propertySymbol?.DeclaredAccessibility == Accessibility.Public &&
!propertySymbol.IsStatic &&
StringUtility.IsNullOrEquals(name, propertySymbol.Name));
}
