bool TryParseVersionAndPackage(LoopState loopState, out VersionRange snippetVersion, out string error)
{
snippetVersion = null;
if (loopState.Version == null)
{
snippetVersion = fileVersion;
error = null;
return(true);
}
VersionRange version;
if (VersionRangeParser.TryParseVersion(loopState.Version, out version))
{
if (fileVersion.IsPreRelease())
{
error = $"Could not use '{loopState.Version}' since directory is flagged as Prerelease. FileVersion: {fileVersion.ToFriendlyString()}.";
return(false);
}
snippetVersion = version;
error = null;
return(true);
}
error = $"Expected '{loopState.Version}' to be parsable as a version.";
return(false);
}
IEnumerable <Package> EnumeratePackages(string directory, string component, List <Snippet> globalShared, List <Snippet> componentShared)
{
var packageDirectories = Directory.EnumerateDirectories(directory, "*_*")
.Where(s => !IsShared(s) &&
fileFinder.IncludeDirectory(s));
var packageVersionList = new List <PackageVersionCurrent>();
foreach (var packageAndVersionDirectory in packageDirectories)
{
var name = Path.GetFileName(packageAndVersionDirectory);
var index = name.IndexOf('_');
if (index < 1)
{
throw new SnippetReadingException($"Expected the directory name '{name}' to be split by a '_'.");
}
var packageAlias = name.Substring(0, index);
var package = translatePackage(packageAlias);
var versionPart = name.Substring(index + 1, name.Length - index - 1);
var pretext = PreTextReader.GetPretext(packageAndVersionDirectory);
var version = VersionRangeParser.ParseVersion(versionPart, pretext);
var item = new PackageVersionCurrent
{
Version = version,
Package = package,
PackageAlias = packageAlias,
Directory = packageAndVersionDirectory,
};
packageVersionList.Add(item);
}
if (!packageVersionList.Any())
{
yield break;
}
packageVersionList = packageVersionList
.OrderByDescending(x => x.Version)
.ToList();
packageVersionList = GetOrderedPackages(component, packageVersionList).ToList();
SetCurrent(packageVersionList);
foreach (var group in packageVersionList.GroupBy(
keySelector: _ => _.Package,
comparer: StringComparer.InvariantCultureIgnoreCase))
{
var versions = new List <VersionGroup>();
NuGetVersion previous = null;
foreach (var packageAndVersion in group)
{
VersionRange versionRange;
var minVersion = packageAndVersion.Version;
if (previous == null)
{
versionRange = new VersionRange(
minVersion: minVersion,
includeMinVersion: true,
maxVersion: new NuGetVersion(minVersion.Major + 1, 0, 0),
includeMaxVersion: false
);
}
else
{
versionRange = new VersionRange(
minVersion: minVersion,
includeMinVersion: true,
maxVersion: new NuGetVersion(previous.Major, previous.Minor, previous.Patch),
includeMaxVersion: false
);
}
previous = minVersion;
var versionGroup = ReadVersion(
versionDirectory: packageAndVersion.Directory,
version: versionRange,
package: packageAndVersion.Package,
packageAlias: packageAndVersion.PackageAlias,
isCurrent: packageAndVersion.IsCurrent,
componentShared: componentShared,
globalShared: globalShared);
versions.Add(versionGroup);
}
yield return(new Package(group.Key, versions));
}
}
