public async Task<string> CloneAsync(string repoUrl, string targetParentFolderPath) {
Directory.CreateDirectory(targetParentFolderPath);
string localTemplateFolder = GetClonedFolder(repoUrl, targetParentFolderPath);
if (Directory.Exists(localTemplateFolder)) {
ShellUtils.DeleteDirectory(localTemplateFolder);
}
// Ensure we always capture the output, because we need to check for errors in stderr
var stdOut = new List<string>();
var stdErr = new List<string>();
Redirector redirector;
if (_redirector != null) {
redirector = new TeeRedirector(_redirector, new ListRedirector(stdOut, stdErr));
} else {
redirector = new ListRedirector(stdOut, stdErr);
}
var arguments = new string[] { "clone", repoUrl };
using (var output = ProcessOutput.Run(_gitExeFilePath, arguments, targetParentFolderPath, null, false, redirector)) {
await output;
var r = new ProcessOutputResult() {
ExeFileName = _gitExeFilePath,
ExitCode = output.ExitCode,
StandardOutputLines = stdOut.ToArray(),
StandardErrorLines = stdErr.ToArray(),
};
if (output.ExitCode < 0 || HasFatalError(stdErr)) {
if (Directory.Exists(localTemplateFolder)) {
// Don't leave a failed clone on disk
try {
ShellUtils.DeleteDirectory(localTemplateFolder);
} catch (Exception ex) when (!ex.IsCriticalException()) {
}
}
throw new ProcessException(r);
}
if (!Directory.Exists(localTemplateFolder)) {
throw new ProcessException(r);
}
return localTemplateFolder;
}
}
private static async Task<ProcessOutputResult> RunPythonScript(Redirector redirector, string interpreterPath, string script, string parameters) {
var outputLines = new List<string>();
var errorLines = new List<string>();
ProcessOutput output = null;
var arguments = string.Format("\"{0}\" {1}", script, parameters);
var listRedirector = new ListRedirector(outputLines, errorLines);
var outerRedirector = new TeeRedirector(redirector, listRedirector);
output = ProcessOutput.Run(interpreterPath, new string[] { arguments }, null, null, false, outerRedirector);
var result = await WaitForOutput(interpreterPath, output);
result.StandardOutputLines = outputLines.ToArray();
result.StandardErrorLines = errorLines.ToArray();
return result;
}