private NativeMethods.FindSourceDefinitionsAndDetermineSymbolResult GetNode(SnapshotPoint point, Project project, string fileName)
{
Compiler compiler;
try {
compiler = compilerHost.Value.CreateCompiler(project);
} catch (COMException) { return(null); } // Don't choke on metadata as source
var sourceFile = compiler.SourceFiles[new FileName(fileName)];
var node = sourceFile.GetParseTree().FindLeafNode(CSharpLanguageUtilities.ToPosition(point));
if (node == null)
{
return(null);
}
var rNode = ParseTreeMatch.GetReferencedNode(node);
if (rNode == null)
{
return(null);
}
return(NativeMethods.FindSourceDefinitionsAndDetermineSymbolFromParseTree((IDECompilation)compiler.GetCompilation(), null, rNode));
}
