/// <summary>
/// Inspects the C# abstract syntax tree for the provided document and finds the string SyntaxToken
/// for the provided document offset.
/// </summary>
/// <returns><c>true</c>, if syntax token was resolved, <c>false</c> otherwise.</returns>
/// <param name="document">The document to inspect.</param>
/// <param name="offset">The document offset in question.</param>
/// <param name="syntaxToken">The string SyntaxToken that was resolved</param>
public static bool ResolveSyntaxToken(Document document, int offset, out Microsoft.CodeAnalysis.SyntaxToken syntaxToken)
{
syntaxToken = new Microsoft.CodeAnalysis.SyntaxToken();
if (document.AnalysisDocument == null)
{
return(false);
}
if (document.Project == null)
{
return(false);
}
var analysisDoc = document.AnalysisDocument;
var token = new CancellationToken();
var syntaxRoot = analysisDoc.GetSyntaxRootAsync(token).Result;
var model = analysisDoc.GetSemanticModelAsync().Result;
Microsoft.CodeAnalysis.SyntaxToken csharpToken = syntaxRoot.FindToken(offset);
if (csharpToken.RawKind != (int)Microsoft.CodeAnalysis.CSharp.SyntaxKind.StringLiteralToken)
{
return(false);
}
syntaxToken = csharpToken;
return(true);
}
public override void VisitToken(Microsoft.CodeAnalysis.SyntaxToken token)
{
if (_targetPatternRegEx.Match(token.ToString()).Success)
{
Messages.AppendLine(String.Format("{0} >{1}<",
//GetNodeContext(token),
"",
token.ToString()));
}
base.VisitToken(token);
}
/// <summary>
/// Inspects the C# abstract syntax tree for the provided document and finds the string SyntaxToken
/// for the provided document location/
/// </summary>
/// <returns><c>true</c>, if syntax token was resolved, <c>false</c> otherwise.</returns>
/// <param name="document">The document to inspect.</param>
/// <param name="documentLocation">The document location in question.</param>
/// <param name="token">The string SyntaxToken that was resolved</param>
public static bool ResolveSyntaxToken(Document document, MonoDevelop.Ide.Editor.DocumentLocation documentLocation, out Microsoft.CodeAnalysis.SyntaxToken token)
{
var offset = document.Editor.LocationToOffset(documentLocation);
return(ResolveSyntaxToken(document, offset, out token));
}
private string GetTokenPath(Microsoft.CodeAnalysis.SyntaxToken token)
{
var parent = GetNodePath(token.Parent);
return((string.IsNullOrEmpty(parent) ? "" : $"{parent} → ") + token.Kind());
}
