/// <summary>
/// Returns a map of project property names / list of search paths for the specified toolsVersion and os
/// </summary>
protected override Dictionary <string, ProjectImportPathMatch> GetProjectImportSearchPathsTable(string toolsVersion, string os)
{
Dictionary <string, ProjectImportPathMatch> kindToPathsCache;
var key = toolsVersion + ":" + os;
if (_projectImportSearchPathsCache.TryGetValue(key, out kindToPathsCache))
{
return(kindToPathsCache);
}
// Read and populate the map
kindToPathsCache = new Dictionary <string, ProjectImportPathMatch>();
_projectImportSearchPathsCache[key] = kindToPathsCache;
ToolsetElement toolsetElement = ConfigurationSection.Toolsets.GetElement(toolsVersion);
var propertyCollection = toolsetElement?.AllProjectImportSearchPaths?.GetElement(os)?.PropertyElements;
if (propertyCollection == null || propertyCollection.Count == 0)
{
return(kindToPathsCache);
}
kindToPathsCache = ComputeDistinctListOfSearchPaths(propertyCollection);
return(kindToPathsCache);
}
/// <summary>
/// Provides an enumerator over property definitions for a specified tools version
/// </summary>
protected override IEnumerable <ToolsetPropertyDefinition> GetPropertyDefinitions(string toolsVersion)
{
ToolsetElement toolsetElement = ConfigurationSection.Toolsets.GetElement(toolsVersion);
if (toolsetElement == null)
{
yield break;
}
foreach (ToolsetElement.PropertyElement propertyElement in toolsetElement.PropertyElements)
{
ElementLocation location = ElementLocation.Create(propertyElement.ElementInformation.Source, propertyElement.ElementInformation.LineNumber, 0);
if (propertyElement.Name != null && propertyElement.Name.Length == 0)
{
InvalidToolsetDefinitionException.Throw("InvalidToolsetValueInConfigFileValue", location.LocationString);
}
yield return(new ToolsetPropertyDefinition(propertyElement.Name, propertyElement.Value, location));
}
}
/// <summary>
/// Returns a list of the search paths for a given search path property collection
/// </summary>
private Dictionary<string, List<string>> ComputeDistinctListOfSearchPaths(ToolsetElement.PropertyElementCollection propertyCollection)
{
var pathsTable = new Dictionary<string, List<string>>();
foreach (ToolsetElement.PropertyElement property in propertyCollection)
{
if (string.IsNullOrEmpty(property.Value) || string.IsNullOrEmpty(property.Name))
{
continue;
}
//FIXME: handle ; in path on Unix
var paths =
property.Value.Split(new[] {_separatorForExtensionsPathSearchPaths},
StringSplitOptions.RemoveEmptyEntries).Distinct();
pathsTable.Add(property.Name, paths.ToList());
}
return pathsTable;
}
