public static bool IsFixable(
SimpleMemberInvocationExpressionInfo invocationInfo,
SemanticModel semanticModel,
CancellationToken cancellationToken)
{
ExpressionSyntax argumentExpression = invocationInfo.Arguments[0].Expression;
if (argumentExpression?.IsMissing != false)
{
return(false);
}
if (invocationInfo.Expression?.IsMissing != false)
{
return(false);
}
IMethodSymbol methodSymbol = semanticModel.GetReducedExtensionMethodInfo(invocationInfo.InvocationExpression, cancellationToken).Symbol;
if (methodSymbol == null)
{
return(false);
}
if (!SymbolUtility.IsLinqElementAt(methodSymbol, semanticModel, allowImmutableArrayExtension: true))
{
return(false);
}
ITypeSymbol typeSymbol = semanticModel.GetTypeSymbol(invocationInfo.Expression, cancellationToken);
return(SymbolUtility.HasAccessibleIndexer(typeSymbol, semanticModel, invocationInfo.InvocationExpression.SpanStart));
}