public static bool CanReplaceWithReducedName(
this MemberAccessExpressionSyntax memberAccess,
ExpressionSyntax reducedName,
SemanticModel semanticModel,
CancellationToken cancellationToken)
{
if (!IsThisOrTypeOrNamespace(memberAccess, semanticModel))
{
return(false);
}
var speculationAnalyzer = new SpeculationAnalyzer(memberAccess, reducedName, semanticModel, cancellationToken);
if (!speculationAnalyzer.SymbolsForOriginalAndReplacedNodesAreCompatible() ||
speculationAnalyzer.ReplacementChangesSemantics())
{
return(false);
}
if (WillConflictWithExistingLocal(memberAccess, reducedName))
{
return(false);
}
if (IsMemberAccessADynamicInvocation(memberAccess, semanticModel))
{
return(false);
}
if (memberAccess.AccessMethodWithDynamicArgumentInsideStructConstructor(semanticModel))
{
return(false);
}
if (memberAccess.Expression.Kind() == SyntaxKind.BaseExpression)
{
var enclosingNamedType = semanticModel.GetEnclosingNamedType(memberAccess.SpanStart, cancellationToken);
var symbol = semanticModel.GetSymbolInfo(memberAccess.Name).Symbol;
if (enclosingNamedType != null &&
!enclosingNamedType.IsSealed &&
symbol != null &&
symbol.IsOverridable())
{
return(false);
}
}
var invalidTransformation1 = ParserWouldTreatExpressionAsCast(reducedName, memberAccess);
return(!invalidTransformation1);
}
