internal IEnumerable <RIDMapping> GetRIDMappings()
{
// base =>
// Parent
yield return(Parent == null ?
new RIDMapping(CreateRuntime(BaseRID)) :
new RIDMapping(CreateRuntime(BaseRID), new[] { CreateRuntime(Parent) }));
foreach (var architecture in Architectures)
{
// base + arch =>
// base,
// parent + arch
var imports = new List <RID>()
{
CreateRuntime(BaseRID)
};
if (!IsNullOrRoot(Parent))
{
imports.Add(CreateRuntime(Parent, architecture: architecture));
}
yield return(new RIDMapping(CreateRuntime(BaseRID, architecture: architecture), imports));
}
RuntimeVersion lastVersion = null;
foreach (var version in Versions)
{
// base + version =>
// base + lastVersion,
// parent + version (optionally)
var imports = new List <RID>()
{
CreateRuntime(BaseRID, version: lastVersion)
};
if (ApplyVersionsToParent)
{
imports.Add(CreateRuntime(Parent, version: version));
}
yield return(new RIDMapping(CreateRuntime(BaseRID, version: version), imports));
foreach (var architecture in Architectures)
{
// base + version + architecture =>
// base + version,
// base + lastVersion + architecture,
// parent + version + architecture (optionally)
var archImports = new List <RID>()
{
CreateRuntime(BaseRID, version: version),
CreateRuntime(BaseRID, version: lastVersion, architecture: architecture)
};
if (ApplyVersionsToParent)
{
archImports.Add(CreateRuntime(Parent, version: version, architecture: architecture));
}
yield return(new RIDMapping(CreateRuntime(BaseRID, version: version, architecture: architecture), archImports));
}
if (TreatVersionsAsCompatible)
{
lastVersion = version;
}
}
foreach (var qualifier in AdditionalQualifiers)
{
// base + qual =>
// base,
// parent + qual
yield return(new RIDMapping(CreateRuntime(BaseRID, qualifier: qualifier),
new[]
{
CreateRuntime(BaseRID),
IsNullOrRoot(Parent) ? CreateRuntime(qualifier) : CreateRuntime(Parent, qualifier: qualifier)
}));
foreach (var architecture in Architectures)
{
// base + arch + qualifier =>
// base + qualifier,
// base + arch
// parent + arch + qualifier
var imports = new List <RID>()
{
CreateRuntime(BaseRID, qualifier: qualifier),
CreateRuntime(BaseRID, architecture: architecture)
};
if (!IsNullOrRoot(Parent))
{
imports.Add(CreateRuntime(Parent, architecture: architecture, qualifier: qualifier));
}
yield return(new RIDMapping(CreateRuntime(BaseRID, architecture: architecture, qualifier: qualifier), imports));
}
lastVersion = null;
foreach (var version in Versions)
{
// base + version + qualifier =>
// base + version,
// base + lastVersion + qualifier
// parent + version + qualifier (optionally)
var imports = new List <RID>()
{
CreateRuntime(BaseRID, version: version),
CreateRuntime(BaseRID, version: lastVersion, qualifier: qualifier)
};
if (ApplyVersionsToParent)
{
imports.Add(CreateRuntime(Parent, version: version, qualifier: qualifier));
}
yield return(new RIDMapping(CreateRuntime(BaseRID, version: version, qualifier: qualifier), imports));
foreach (var architecture in Architectures)
{
// base + version + architecture + qualifier =>
// base + version + qualifier,
// base + version + architecture,
// base + version,
// base + lastVersion + architecture + qualifier,
// parent + version + architecture + qualifier (optionally)
var archImports = new List <RID>()
{
CreateRuntime(BaseRID, version: version, qualifier: qualifier),
CreateRuntime(BaseRID, version: version, architecture: architecture),
CreateRuntime(BaseRID, version: version),
CreateRuntime(BaseRID, version: lastVersion, architecture: architecture, qualifier: qualifier)
};
if (ApplyVersionsToParent)
{
imports.Add(CreateRuntime(Parent, version: version, architecture: architecture, qualifier: qualifier));
}
yield return(new RIDMapping(CreateRuntime(BaseRID, version: version, architecture: architecture, qualifier: qualifier), archImports));
}
if (TreatVersionsAsCompatible)
{
lastVersion = version;
}
}
}
}
public void AddRuntimeIdentifier(RID rid, string parent)
{
// Do nothing if we already know about the RID
if (knownRIDs.Contains(rid))
{
return;
}
RuntimeGroup runtimeGroup = null;
if (runtimeGroupsByBaseRID.TryGetValue(rid.BaseRID, out var candidateRuntimeGroups))
{
RuntimeVersion closestVersion = null;
foreach (var candidate in candidateRuntimeGroups)
{
if (rid.HasVersion)
{
// Find the closest previous version
foreach (var version in candidate.Versions)
{
// a previous version
if (version <= rid.Version)
{
// haven't yet found a match or this is a closer match
if (closestVersion == null || version > closestVersion)
{
closestVersion = version;
runtimeGroup = candidate;
}
else if (version == closestVersion)
{
// found a tie in version, examine other fields
considerCandidate();
}
}
}
}
// if we don't have a version, or if we couldn't find any match, consider other fields
if (!rid.HasVersion)
{
considerCandidate();
}
// if we don't have a match yet, take this as it matches on baseRID
runtimeGroup ??= candidate;
void considerCandidate()
{
// is this a better match?
if (!rid.HasArchitecture || candidate.Architectures.Contains(rid.Architecture))
{
if (!rid.HasQualifier || candidate.AdditionalQualifiers.Contains(rid.Qualifier))
{
// matched on arch and qualifier.
runtimeGroup = candidate;
}
else if (rid.HasArchitecture && !runtimeGroup.Architectures.Contains(rid.Architecture))
{
// matched only on arch and existing match doesn't match arch
runtimeGroup = candidate;
}
}
}
}
Debug.Assert(runtimeGroup != null, "Empty candidates?");
}
else
{
// This is an unknown base RID, we'll need to add a new group.
if (string.IsNullOrEmpty(parent))
{
throw new InvalidOperationException($"AdditionalRuntimeIdentifier {rid} was specified, which could not be found in any existing {nameof(RuntimeGroup)}, and no {nameof(parent)} was specified.");
}
runtimeGroup = new RuntimeGroup(rid.BaseRID, parent);
AddRuntimeGroup(runtimeGroup);
}
runtimeGroup.ApplyRid(rid);
// Compute the portion of the RID graph produced from this modified RuntimeGroup
var ridMappings = runtimeGroup.GetRIDMappings();
// Record any newly defined RIDs in our set of known RIDs
foreach (RID definedRID in ridMappings.Select(mapping => mapping.RuntimeIdentifier))
{
knownRIDs.Add(definedRID);
}
// Make sure that any RID imported is added as well. This allows users to specify
// a single new RID and we'll add any new RIDs up the parent chain that might be needed.
foreach (RID importedRID in ridMappings.SelectMany(mapping => mapping.Imports))
{
// This should not introduce any new RuntimeGroups, so we specify parent as null
AddRuntimeIdentifier(importedRID, null);
}
}