/// <summary>
/// Parse dependencies from the xelement and returns a list of PackageDependencySet
/// </summary>
/// <param name="dependenciesElement"></param>
/// <returns></returns>
private static List <PackageDependencySet> ReadDependencyList(XElement dependenciesElement)
{
// No elements so return empty list
if (!dependenciesElement.HasElements)
{
return(new List <PackageDependencySet>());
}
// Direct child of dependenciesElement with tag <group>
var groups = dependenciesElement.ElementsNoNamespace("group");
// It is an error for <dependencies> element to contain both <dependency> and <group> child elements
if (dependenciesElement.ElementsNoNamespace("dependency").Any() && groups.Any())
{
throw new InvalidDataException(Messages.DependencyHasBothElements);
}
var dependencies = ReadDependencies(dependenciesElement);
if (!groups.Any())
{
// since there is no group, we are encoutering
// old format, <dependency> is direct child of <dependencies>
var dependencySet = new PackageDependencySet
{
Dependencies = dependencies
};
return(new List <PackageDependencySet> {
dependencySet
});
}
else
{
// new format, with <group> as child of <dependencies>
// Project each group into a packagedependencyset
return(groups.Select(group =>
new PackageDependencySet {
TargetFramework = group.GetOptionalAttributeValue("targetFramework").SafeTrim(),
Dependencies = ReadDependencies(group)
}).ToList());
}
}
/// <summary>
/// Parse dependencies from the xelement and returns a list of PackageDependencySet
/// </summary>
/// <param name="dependenciesElement"></param>
/// <returns></returns>
private static List<PackageDependencySet> ReadDependencyList(XElement dependenciesElement)
{
// No elements so return empty list
if (!dependenciesElement.HasElements)
{
return new List<PackageDependencySet>();
}
// Direct child of dependenciesElement with tag <group>
var groups = dependenciesElement.ElementsNoNamespace("group");
// It is an error for <dependencies> element to contain both <dependency> and <group> child elements
if (dependenciesElement.ElementsNoNamespace("dependency").Any() && groups.Any())
{
throw new InvalidDataException(Messages.DependencyHasBothElements);
}
var dependencies = ReadDependencies(dependenciesElement);
if (!groups.Any())
{
// since there is no group, we are encoutering
// old format, <dependency> is direct child of <dependencies>
var dependencySet = new PackageDependencySet
{
Dependencies = dependencies
};
return new List<PackageDependencySet> { dependencySet };
}
else
{
// new format, with <group> as child of <dependencies>
// Project each group into a packagedependencyset
return groups.Select(group =>
new PackageDependencySet {
TargetFramework = group.GetOptionalAttributeValue("targetFramework").SafeTrim(),
Dependencies = ReadDependencies(group)
}).ToList();
}
}
