public LockFile CreateLockFile(LockFile previousLockFile,
PackageSpec project,
IEnumerable <RestoreTargetGraph> targetGraphs,
IReadOnlyList <NuGetv3LocalRepository> localRepositories,
RemoteWalkContext context)
{
var lockFile = new LockFile()
{
Version = _lockFileVersion
};
var previousLibraries = previousLockFile?.Libraries.ToDictionary(l => Tuple.Create(l.Name, l.Version));
if (project.RestoreMetadata?.ProjectStyle == ProjectStyle.PackageReference ||
project.RestoreMetadata?.ProjectStyle == ProjectStyle.DotnetToolReference)
{
AddProjectFileDependenciesForPackageReference(project, lockFile, targetGraphs);
}
else
{
AddProjectFileDependenciesForSpec(project, lockFile);
}
// Record all libraries used
foreach (var item in targetGraphs.SelectMany(g => g.Flattened).Distinct()
.OrderBy(x => x.Data.Match.Library))
{
var library = item.Data.Match.Library;
if (project.Name.Equals(library.Name, StringComparison.OrdinalIgnoreCase))
{
// Do not include the project itself as a library.
continue;
}
if (library.Type == LibraryType.Project || library.Type == LibraryType.ExternalProject)
{
// Project
var localMatch = (LocalMatch)item.Data.Match;
var projectLib = new LockFileLibrary()
{
Name = library.Name,
Version = library.Version,
Type = LibraryType.Project,
};
// Set the relative path if a path exists
// For projects without project.json this will be empty
if (!string.IsNullOrEmpty(localMatch.LocalLibrary.Path))
{
projectLib.Path = PathUtility.GetRelativePath(
project.FilePath,
localMatch.LocalLibrary.Path,
'/');
}
// The msbuild project path if it exists
object msbuildPath;
if (localMatch.LocalLibrary.Items.TryGetValue(KnownLibraryProperties.MSBuildProjectPath, out msbuildPath))
{
var msbuildRelativePath = PathUtility.GetRelativePath(
project.FilePath,
(string)msbuildPath,
'/');
projectLib.MSBuildProject = msbuildRelativePath;
}
lockFile.Libraries.Add(projectLib);
}
else if (library.Type == LibraryType.Package)
{
// Packages
var packageInfo = NuGetv3LocalRepositoryUtility.GetPackage(localRepositories, library.Name, library.Version);
// Add the library if it was resolved, unresolved packages are not added to the assets file.
if (packageInfo != null)
{
var package = packageInfo.Package;
var resolver = packageInfo.Repository.PathResolver;
var sha512 = package.Sha512;
var path = PathUtility.GetPathWithForwardSlashes(resolver.GetPackageDirectory(package.Id, package.Version));
LockFileLibrary lockFileLib = null;
LockFileLibrary previousLibrary = null;
if (previousLibraries?.TryGetValue(Tuple.Create(package.Id, package.Version), out previousLibrary) == true)
{
// Check that the previous library is still valid
if (previousLibrary != null &&
StringComparer.Ordinal.Equals(path, previousLibrary.Path) &&
StringComparer.Ordinal.Equals(sha512, previousLibrary.Sha512))
{
// We mutate this previous library so we must take a clone of it. This is
// important because later, when deciding whether the lock file has changed,
// we compare the new lock file to the previous (in-memory) lock file.
lockFileLib = previousLibrary.Clone();
}
}
// Create a new lock file library if one doesn't exist already.
if (lockFileLib == null)
{
lockFileLib = CreateLockFileLibrary(package, sha512, path);
}
// Create a new lock file library
lockFile.Libraries.Add(lockFileLib);
}
}
}
var libraries = lockFile.Libraries.ToDictionary(lib => Tuple.Create(lib.Name, lib.Version));
var librariesWithWarnings = new HashSet <LibraryIdentity>();
var rootProjectStyle = project.RestoreMetadata?.ProjectStyle ?? ProjectStyle.Unknown;
// Cache package data and selection criteria across graphs.
var builderCache = new LockFileBuilderCache();
// Add the targets
foreach (var targetGraph in targetGraphs
.OrderBy(graph => graph.Framework.ToString(), StringComparer.Ordinal)
.ThenBy(graph => graph.RuntimeIdentifier, StringComparer.Ordinal))
{
var target = new LockFileTarget
{
TargetFramework = targetGraph.Framework,
RuntimeIdentifier = targetGraph.RuntimeIdentifier
};
var flattenedFlags = IncludeFlagUtils.FlattenDependencyTypes(_includeFlagGraphs, project, targetGraph);
// Check if warnings should be displayed for the current framework.
var tfi = project.GetTargetFramework(targetGraph.Framework);
bool warnForImportsOnGraph = tfi.Warn &&
(target.TargetFramework is FallbackFramework ||
target.TargetFramework is AssetTargetFallbackFramework);
foreach (var graphItem in targetGraph.Flattened.OrderBy(x => x.Key))
{
var library = graphItem.Key;
// include flags
LibraryIncludeFlags includeFlags;
if (!flattenedFlags.TryGetValue(library.Name, out includeFlags))
{
includeFlags = ~LibraryIncludeFlags.ContentFiles;
}
if (library.Type == LibraryType.Project || library.Type == LibraryType.ExternalProject)
{
if (project.Name.Equals(library.Name, StringComparison.OrdinalIgnoreCase))
{
// Do not include the project itself as a library.
continue;
}
var projectLib = LockFileUtils.CreateLockFileTargetProject(
graphItem,
library,
includeFlags,
targetGraph,
rootProjectStyle);
target.Libraries.Add(projectLib);
continue;
}
else if (library.Type == LibraryType.Package)
{
var packageInfo = NuGetv3LocalRepositoryUtility.GetPackage(localRepositories, library.Name, library.Version);
if (packageInfo == null)
{
continue;
}
var package = packageInfo.Package;
var targetLibrary = LockFileUtils.CreateLockFileTargetLibrary(
libraries[Tuple.Create(library.Name, library.Version)],
package,
targetGraph,
dependencyType: includeFlags,
targetFrameworkOverride: null,
dependencies: graphItem.Data.Dependencies,
cache: builderCache);
target.Libraries.Add(targetLibrary);
// Log warnings if the target library used the fallback framework
if (warnForImportsOnGraph && !librariesWithWarnings.Contains(library))
{
var nonFallbackFramework = new NuGetFramework(target.TargetFramework);
var targetLibraryWithoutFallback = LockFileUtils.CreateLockFileTargetLibrary(
libraries[Tuple.Create(library.Name, library.Version)],
package,
targetGraph,
targetFrameworkOverride: nonFallbackFramework,
dependencyType: includeFlags,
dependencies: graphItem.Data.Dependencies,
cache: builderCache);
if (!targetLibrary.Equals(targetLibraryWithoutFallback))
{
var libraryName = DiagnosticUtility.FormatIdentity(library);
var message = string.Format(CultureInfo.CurrentCulture,
Strings.Log_ImportsFallbackWarning,
libraryName,
GetFallbackFrameworkString(target.TargetFramework),
nonFallbackFramework);
var logMessage = RestoreLogMessage.CreateWarning(
NuGetLogCode.NU1701,
message,
library.Name,
targetGraph.TargetGraphName);
_logger.Log(logMessage);
// only log the warning once per library
librariesWithWarnings.Add(library);
}
}
}
}
lockFile.Targets.Add(target);
}
PopulatePackageFolders(localRepositories.Select(repo => repo.RepositoryRoot).Distinct(), lockFile);
// Add the original package spec to the lock file.
lockFile.PackageSpec = project;
return(lockFile);
}
/// <summary>
/// Create a specific error message for the unresolved dependency.
/// </summary>
public static async Task <RestoreLogMessage> GetMessageAsync(IRestoreTargetGraph graph,
LibraryRange unresolved,
RemoteWalkContext context,
ILogger logger,
CancellationToken token)
{
// Default to using the generic unresolved error code, this will be overridden later.
var code = NuGetLogCode.NU1100;
var message = string.Empty;
if (unresolved.TypeConstraintAllows(LibraryDependencyTarget.ExternalProject) &&
!unresolved.TypeConstraintAllows(LibraryDependencyTarget.Package))
{
// Project
// Check if the name is a path and if it exists. All project paths should have been normalized and converted to full paths before this.
if (unresolved.Name.IndexOf(Path.DirectorySeparatorChar) > -1 && File.Exists(unresolved.Name))
{
// File exists but the dg spec did not contain the spec
code = NuGetLogCode.NU1105;
message = string.Format(CultureInfo.CurrentCulture, Strings.Error_UnableToFindProjectInfo, unresolved.Name);
}
else
{
// Generic missing project error
code = NuGetLogCode.NU1104;
message = string.Format(CultureInfo.CurrentCulture, Strings.Error_ProjectDoesNotExist, unresolved.Name);
}
}
else if (unresolved.TypeConstraintAllows(LibraryDependencyTarget.Package) &&
context.RemoteLibraryProviders.Count > 0)
{
// Package
var range = unresolved.VersionRange ?? VersionRange.All;
var sourceInfo = await GetSourceInfosForIdAsync(unresolved.Name, range, context, logger, token);
var allVersions = new SortedSet <NuGetVersion>(sourceInfo.SelectMany(e => e.Value));
if (allVersions.Count == 0)
{
// No versions found
code = NuGetLogCode.NU1101;
var sourceList = string.Join(", ",
sourceInfo.Select(e => e.Key.Name)
.OrderBy(e => e, StringComparer.OrdinalIgnoreCase));
message = string.Format(CultureInfo.CurrentCulture, Strings.Error_NoPackageVersionsExist, unresolved.Name, sourceList);
}
else
{
// At least one version found
var firstLine = string.Empty;
var rangeString = range.ToNonSnapshotRange().PrettyPrint();
if (!IsPrereleaseAllowed(range) && HasPrereleaseVersionsOnly(range, allVersions))
{
code = NuGetLogCode.NU1103;
firstLine = string.Format(CultureInfo.CurrentCulture, Strings.Error_NoStablePackageVersionsExist, unresolved.Name, rangeString);
}
else
{
code = NuGetLogCode.NU1102;
firstLine = string.Format(CultureInfo.CurrentCulture, Strings.Error_NoPackageVersionsExistInRange, unresolved.Name, rangeString);
}
var lines = new List <string>()
{
firstLine
};
lines.AddRange(sourceInfo.Select(e => FormatSourceInfo(e, range)));
message = DiagnosticUtility.GetMultiLineMessage(lines);
}
}
else
{
// Unknown or non-specific.
// Also shown when no sources exist.
message = string.Format(CultureInfo.CurrentCulture,
Strings.Log_UnresolvedDependency,
unresolved.ToString(),
graph.TargetGraphName);
// Set again for clarity
code = NuGetLogCode.NU1100;
}
return(RestoreLogMessage.CreateError(code, message, unresolved.Name, graph.TargetGraphName));
}
