41private static async Task<ErrorCode> RunAsync(string[] args, CancellationToken cancellationToken) 52var errorCode = parseArguments(); 53if (errorCode != ErrorCode.None) 62(ImmutableArray<(string, CodeAnalysisMetricData)> metricDatas, ErrorCode exitCode) = await GetMetricDatasAsync(projectsOrSolutions, quiet, cancellationToken).ConfigureAwait(false); 63if (exitCode != ErrorCode.None) 70if (!quiet && errorCode == ErrorCode.None) 77ErrorCode parseArguments() 165return ErrorCode.None; 168static ErrorCode usage() 190return ErrorCode.Usage; 193static ErrorCode fileNotExists(string path) 196return ErrorCode.FileNotExists; 199static ErrorCode requiresProjectOrSolution() 202return ErrorCode.RequiresProjectOrSolution; 205static ErrorCode notASolution(string path) 208return ErrorCode.NotASolution; 211static ErrorCode notASupportedProject(string path) 214return ErrorCode.NotASupportedProject; 217static ErrorCode invalidOutputFile(string path) 220return ErrorCode.InvalidOutputFile; 223async Task<ErrorCode> writeOutputAsync() 249return ErrorCode.None; 255return ErrorCode.WriteException; 265private static async Task<(ImmutableArray<(string, CodeAnalysisMetricData)>, ErrorCode)> GetMetricDatasAsync(List<string> projectsOrSolutions, bool quiet, CancellationToken cancellationToken) 288return (builder.ToImmutable(), ErrorCode.None); 294return (ImmutableArray<(string, CodeAnalysisMetricData)>.Empty, ErrorCode.ComputeException);