private static async Task <IEnumerable <DependencyError> > GetDependencyErrors(string packageName, PackageLockDependency dependency, string nodeModulesPath)
{
var packagePath = Path.GetFullPath(Path.Combine(nodeModulesPath, packageName));
var packageJsonPath = Path.Combine(packagePath, "package.json");
Interlocked.Increment(ref _checkedDependencies);
if (!File.Exists(packageJsonPath))
{
return(new[] { new DependencyError(packageName, dependency.Version, "None") });
}
var packageJson = await JsonAccess.LoadPackageJson(packageJsonPath);
var errors = new List <DependencyError>();
if (packageJson.Version != dependency.Version)
{
errors.Add(new DependencyError(packageName, dependency.Version, packageJson.Version));
}
var nestedNodeModulesPath = Path.Combine(packagePath, "node_modules");
var tasks = dependency.Dependencies.Select(kvp => GetDependencyErrors(kvp.Key, kvp.Value, nestedNodeModulesPath)).ToArray();
var nestedDependencyErrors = await Task.WhenAll(tasks);
var flattenedNestedDependencyErrors = nestedDependencyErrors.SelectMany(x => x);
errors.AddRange(flattenedNestedDependencyErrors);
return(errors);
}
public static async Task <int> Main()
{
var projectPath = Directory.GetCurrentDirectory();
var packageLockPath = Path.Combine(projectPath, "package-lock.json");
if (!File.Exists(packageLockPath))
{
Console.Error.WriteLine("'package-lock.json' not found in current directory.");
return(-1);
}
var packageLock = await JsonAccess.LoadPackageLockJson(packageLockPath);
var sw = Stopwatch.StartNew();
var nodeModulesPath = Path.Combine(projectPath, "node_modules");
var tasks = packageLock.Dependencies.Select(kvp => GetDependencyErrors(kvp.Key, kvp.Value, nodeModulesPath)).ToArray();
int exitCode = 0;
try
{
var errors = await Task.WhenAll(tasks);
var flattenedErrors = errors.SelectMany(x => x);
foreach (var dependencyError in flattenedErrors)
{
exitCode++;
Console.Error.WriteLine(
"Version mismatch for package '{0}'! Wanted '{1}' but got '{2}'!",
dependencyError.PackageName,
dependencyError.ExpectedVersion,
dependencyError.ActualVersion);
}
}
catch (Exception e)
{
Console.Error.WriteLine(e.Message);
exitCode = -2;
}
sw.Stop();
Console.WriteLine("Checked {0} dependencies in {1}", _checkedDependencies, sw.Elapsed);
return(exitCode);
}
