public InstrumentationSyntaxRewriter(
IEnumerable <SyntaxNode> instrumentedNodes,
VariableLocationMap printOnce,
AugmentationMap printEveryStep)
{
_variableLocations = printOnce ?? throw new ArgumentNullException(nameof(printOnce));
_augmentations = printEveryStep ?? throw new ArgumentNullException(nameof(printEveryStep));
_instrumentedNodes = instrumentedNodes ?? throw new ArgumentNullException(nameof(instrumentedNodes));
}
public InstrumentationSyntaxVisitor(
Document document,
SemanticModel semanticModel,
IEnumerable <TextSpan> replacementRegions = null)
{
_document = document ?? throw new ArgumentNullException(nameof(document));
_semanticModel = semanticModel ?? throw new ArgumentNullException(nameof(semanticModel));
_replacementRegions = replacementRegions;
VariableLocations = new VariableLocationMap();
Augmentations = new AugmentationMap();
Visit(_semanticModel.SyntaxTree.GetRoot());
}
public static async Task <(AugmentationMap, VariableLocationMap)> MapLineLocationsRelativeToViewportAsync(
AugmentationMap augmentationMap,
VariableLocationMap locations,
Document document,
Viewport viewport = null)
{
if (viewport == null)
{
return(augmentationMap, locations);
}
var text = await document.GetTextAsync();
var viewportSpan = viewport.Region.ToLinePositionSpan(text);
var mappedAugmentations = MapAugmentationsToViewport();
var mappedLocations = MapVariableLocationsToViewport();
return(mappedAugmentations, mappedLocations);
AugmentationMap MapAugmentationsToViewport()
{
var augmentations = augmentationMap.Data.Values
.Where(augmentation => viewportSpan.ContainsLine((int)augmentation.CurrentFilePosition.Line))
.Select(augmentation => MapAugmentationToViewport(augmentation, viewportSpan));
return(new AugmentationMap(augmentations.ToArray()));
}
VariableLocationMap MapVariableLocationsToViewport()
{
var variableLocationDictionary = locations.Data.ToDictionary(
kv => kv.Key,
kv =>
{
var variableLocations = kv.Value;
return(new HashSet <VariableLocation>(variableLocations
.Where(loc => viewportSpan.ContainsLine(loc.StartLine) &&
viewportSpan.ContainsLine(loc.EndLine))
.Select(location => MapVariableLocationToViewport(location, viewportSpan))));
}
);
return(new VariableLocationMap
{
Data = variableLocationDictionary
});
}
}