private static void ProcessFile(string fullName, Statistics stat)
{
var fileContent = File.ReadAllText(fullName);
var fileSyntaxTree = CSharpSyntaxTree.ParseText(fileContent);
var root = fileSyntaxTree.GetRoot();
var updatedMethods = new Dictionary<BaseMethodDeclarationSyntax, BaseMethodDeclarationSyntax>();
// Look at classes only:
var classes = root.DescendantNodes().OfType<ClassDeclarationSyntax>().ToList();
foreach (var classDeclaration in classes)
{
var classModified = false;
var methodAndOperators =
classDeclaration.DescendantNodes()
.OfType<BaseMethodDeclarationSyntax>()
.Where(x => x.Kind() == SyntaxKind.MethodDeclaration || x.Kind() == SyntaxKind.OperatorDeclaration)
.ToList();
foreach (var method in methodAndOperators)
{
var updatedMethod = method;
if (RoslynHelper.TransformEmptyMethodToExtern(ref updatedMethod))
{
updatedMethods[method] = updatedMethod;
switch (method.Kind())
{
case SyntaxKind.MethodDeclaration:
stat.MethodWasModified();
break;
case SyntaxKind.OperatorDeclaration:
stat.OperatorWasModified();
break;
default:
throw new NotSupportedException($"BaseMethod type is not supported: {method.GetType().FullName}");
}
stat.MethodWasModified();
classModified = true;
}
}
if (classModified)
{
stat.ClassWasModified();
}
}
// Modify the file if there are any changes
if (updatedMethods.Count > 0)
{
root = root.ReplaceNodes(updatedMethods.Keys, (m1, m2) => updatedMethods[m1]);
var updatedFileContent = root.ToFullString();
File.WriteAllText(fullName, updatedFileContent);
stat.FileWasModified();
}
}
