private async Task <Solution> MoveExceptionFirstAsync(Document document, ArgumentSyntax argument, CancellationToken cancellationToken)
{
var root = await document.GetSyntaxRootAsync(cancellationToken);
var argumentList = argument.AncestorsAndSelf().OfType <ArgumentListSyntax>().First();
var newList = argumentList.Arguments.Remove(argument);
newList = newList.Insert(0, argument);
root = root.ReplaceNode(argumentList, argumentList.WithArguments(newList));
document = document.WithSyntaxRoot(root);
return(document.Project.Solution);
}
private async Task <Solution> MoveExceptionFirstAsync(Document document, ArgumentSyntax argument, CancellationToken cancellationToken)
{
var root = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
var argumentList = argument.AncestorsAndSelf().OfType <ArgumentListSyntax>().First();
var newList = argumentList.Arguments.Remove(argument);
var semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
var symbolInfo = semanticModel.GetSymbolInfo(argumentList.Parent);
if (symbolInfo.Symbol is IMethodSymbol methodSymbol && methodSymbol.IsExtensionMethod && methodSymbol.IsStatic)
{
// This is a static method invocation of an extension method, so the first parameter is the
// extended type itself; hence we insert at the second position
newList = newList.Insert(1, argument);
}
