/// <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));
}
}