public PackageSourceMoniker(string sourceName, IEnumerable <PackageSourceContextInfo> packageSources)
{
SourceName = sourceName;
if (packageSources == null)
{
throw new ArgumentNullException(nameof(packageSources));
}
if (!packageSources.Any())
{
throw new ArgumentException("List of sources cannot be empty", nameof(packageSources));
}
PackageSources = packageSources.ToArray();
PackageSourceNames = PackageSources.Select(s => s.Name).ToList();
_stringRepresentation = $"{SourceName}: [{string.Join("; ", PackageSourceNames)}]";
_tooltip = PackageSources.Count() == 1
? GetTooltip(PackageSources.First())
: string.Join("; ", PackageSourceNames);
}