public SourceLocation GetFileAndLineNumberSafe(ClrStackFrame frame)
{
if (frame.Method == null || frame.Method.Type == null || frame.Method.Type.Module == null)
return null;
string moduleName = frame.Method.Type.Module.Name;
if (_failedToLoadSymbols.Contains(moduleName))
return null;
// ClrStackFrame.GetFileAndLineNumber throws occasionally when something is wrong with the module.
try
{
var location = frame.GetSourceLocation();
if (location == null)
_failedToLoadSymbols.Add(moduleName);
return location;
}
catch (ClrDiagnosticsException)
{
_failedToLoadSymbols.Add(moduleName);
return null;
}
catch (InvalidOperationException)
{
_failedToLoadSymbols.Add(moduleName);
return null;
}
}
