public FileInformation(string path)
{
var programText = File.ReadAllText(path);
SyntaxTree tree = CSharpSyntaxTree.ParseText(programText);
root = tree.GetCompilationUnitRoot();
UsedNamespaces = root.Usings.Select(x => x.Name.ToString());
//Console.WriteLine($"The tree is a {root.Kind()} node.");
//Console.WriteLine($"The tree has {root.Members.Count} elements in it.");
//Console.WriteLine($"The tree has {root.Usings.Count} using statements. They are:");
//foreach (UsingDirectiveSyntax element in root.Usings)
// Console.WriteLine($"\t{element.Name}");
foreach (var item in root.DescendantTokens().Where(m => m.Kind() == SyntaxKind.IdentifierToken))
{
SyntaxKind type = item.Parent.Kind();
if (type == SyntaxKind.IdentifierName)
{
type = item.Parent.Parent.Kind();
}
HashSet <string> list;
if (!pairs.TryGetValue(type, out list))
{
list = new HashSet <string>();
pairs.Add(type, list);
}
list.Add(item.Text);
}
List <Type> types = root.DescendantNodes().Where(m => m.Kind() == SyntaxKind.IdentifierName).Select(x => x.Parent.GetType()).ToList();
UsedMembers = pairs.Select(x => x.Value).SelectMany(x => x);
UsedAttributes = Consume(SyntaxKind.Attribute);
DefinedClasses = Consume(SyntaxKind.ClassDeclaration);
DefinedFunctions = Consume(SyntaxKind.MethodDeclaration, SyntaxKind.ConstructorDeclaration);
DefinedVariables = Consume(SyntaxKind.VariableDeclarator, SyntaxKind.Parameter, SyntaxKind.PropertyDeclaration, SyntaxKind.ForEachStatement, SyntaxKind.Argument, SyntaxKind.SimpleAssignmentExpression);
var nodes = root.DescendantNodes().Where(m => m.Kind() == SyntaxKind.Parameter);
var available = nodes.SelectMany(x =>
{
var children = x.ChildNodes();
if (children == null || children.FirstOrDefault() == null)
{
return(new List <SyntaxNode>());
}
return(new List <SyntaxNode> {
children.First()
});
});
UsedTypes = available.Select(x => x.ToString().RemoveSpecialCharacters());
UsedTypes = UsedTypes.Concat(Consume(SyntaxKind.ObjectCreationExpression, SyntaxKind.VariableDeclaration, SyntaxKind.SimpleBaseType, SyntaxKind.ClassDeclaration));
UsedFunctions = Consume(SyntaxKind.MethodDeclaration, SyntaxKind.ConstructorDeclaration, SyntaxKind.InvocationExpression, SyntaxKind.Parameter, SyntaxKind.PropertyDeclaration, SyntaxKind.ForEachStatement);
UsedGenerics = Consume(SyntaxKind.GenericName);
}
public static List <MyToken> Parse(string code)
{
CompilationUnitSyntax tree = SyntaxFactory.ParseCompilationUnit(code);
IEnumerable <SyntaxToken> rawTokens = tree.DescendantTokens();
var malFormedToken = rawTokens.FirstOrDefault(x => x.IsMissing);
if (malFormedToken.Kind() == SyntaxKind.None)
{
malFormedToken = rawTokens.FirstOrDefault(t => t.GetAllTrivia().Any(
x => x.Kind() == SyntaxKind.SkippedTokensTrivia));
}
if (malFormedToken.Kind() != SyntaxKind.None)
{
throw new Exception($"Received code is malformed around: {malFormedToken}");
}
int runningIndex = 0;
var myTokens = new List <MyToken>();
foreach (var rawToken in rawTokens)
{
if (rawToken.HasLeadingTrivia)
{
foreach (var trivia in rawToken.LeadingTrivia)
{
if (trivia.Kind() == SyntaxKind.WhitespaceTrivia ||
trivia.Kind() == SyntaxKind.EndOfLineTrivia)
{
continue;
}
myTokens.Add(MyToken.Create(runningIndex++, trivia));
}
}
myTokens.Add(MyToken.Create(runningIndex++, rawToken));
if (rawToken.HasTrailingTrivia)
{
foreach (var trivia in rawToken.TrailingTrivia)
{
if (trivia.Kind() == SyntaxKind.WhitespaceTrivia ||
trivia.Kind() == SyntaxKind.EndOfLineTrivia)
{
continue;
}
myTokens.Add(MyToken.Create(runningIndex++, trivia));
}
}
}
return(myTokens);
}
