public DisplayStringElement(DisplayStringType displayString)
{
if (displayString == null)
{
throw new ArgumentNullException(nameof(displayString));
}
_displayString = displayString;
}
internal string FormatDisplayString(IVariableInformation variable)
{
try
{
_depth++;
if (_depth < MAX_FORMAT_DEPTH)
{
if (!(variable is VisualizerWrapper) && //no displaystring for dummy vars ([Raw View])
(ShowDisplayStrings == DisplayStringsState.On ||
(ShowDisplayStrings == DisplayStringsState.ForVisualizedItems && variable.IsVisualized)) &&
!variable.IsPreformatted)
{
VisualizerInfo visualizer = FindType(variable);
if (visualizer == null)
{
return(variable.Value);
}
Cache.Add(variable); // vizualized value has been displayed
foreach (var item in visualizer.Visualizer.Items)
{
if (item is DisplayStringType)
{
DisplayStringType display = item as DisplayStringType;
// e.g. <DisplayString>{{ size={_Mypair._Myval2._Mylast - _Mypair._Myval2._Myfirst} }}</DisplayString>
if (!EvalCondition(display.Condition, variable, visualizer.ScopedNames))
{
continue;
}
return(FormatValue(display.Value, variable, visualizer.ScopedNames));
}
}
}
}
}
catch (Exception e)
{
// don't allow natvis to mess up debugging
// eat any exceptions and return the variable's value
_process.Logger.WriteLine("natvis FormatDisplayString: " + e.Message);
}
finally
{
_depth--;
}
return(variable.Value);
}
