) GetPropertyStuff(IPropertySymbol symbol, SyntaxNode syntax)
{
bool isInitOnly = symbol.SetMethod != null && symbol.SetMethod.IsInitOnly;
// init-only is as good as readonly for the rest of the analyzer.
bool isReadOnly = isInitOnly || symbol.IsReadOnly;
return(syntax switch {
PropertyDeclarationSyntax prop => (
prop.Type,
prop.Identifier,
// Only return the initializer syntax for readonly
// properties. init-only properties can be overwritten by
// callers (rather than just constructors) which are well
// outside the scope of our analysis.
isInitOnly ? null : prop.Initializer?.Value,
prop.IsAutoImplemented(),
isReadOnly
),
ParameterSyntax param => (
param.Type,
param.Identifier,
// We never care about initializers for these types of
// properties because they are always init-only and can
// be overwritten by any caller.
Initializer : null,
IsAutoImplemented : true,
isReadOnly
),
_ => throw new NotImplementedException()
});
