private async Task <AngularCliServerInfo> StartAngularCliServerAsync(string npmScriptName)
{
var portNumber = FindAvailablePort();
_logger.LogInformation($"Starting @angular/cli on port {portNumber}...");
var npmScriptRunner = new NpmScriptRunner(
_sourcePath, npmScriptName, $"--port {portNumber}");
npmScriptRunner.AttachToLogger(_logger);
var openBrowserLine = await npmScriptRunner.StdOut.WaitForMatch(
new Regex("open your browser on (http\\S+)"),
TimeoutMilliseconds);
var uri = new Uri(openBrowserLine.Groups[1].Value);
var serverInfo = new AngularCliServerInfo {
Port = uri.Port
};
// Even after the Angular CLI claims to be listening for requests, there's a short
// period where it will give an error if you make a request too quickly. Give it
// a moment to finish starting up.
await Task.Delay(500);
return(serverInfo);
}
private static async Task <AngularCliServerInfo> StartAngularCliServerAsync(
string sourcePath, string npmScriptName, ILogger logger)
{
var portNumber = FindAvailablePort();
logger.LogInformation($"Starting @angular/cli on port {portNumber}...");
var npmScriptRunner = new NpmScriptRunner(
sourcePath, npmScriptName, $"--port {portNumber}");
npmScriptRunner.AttachToLogger(logger);
Match openBrowserLine;
using (var stdErrReader = new EventedStreamStringReader(npmScriptRunner.StdErr))
{
try
{
openBrowserLine = await npmScriptRunner.StdOut.WaitForMatch(
new Regex("open your browser on (http\\S+)"),
TimeoutMilliseconds);
}
catch (EndOfStreamException ex)
{
throw new InvalidOperationException(
$"The NPM script '{npmScriptName}' exited without indicating that the " +
$"Angular CLI was listening for requests. The error output was: " +
$"{stdErrReader.ReadAsString()}", ex);
}
catch (TaskCanceledException ex)
{
throw new InvalidOperationException(
$"The Angular CLI process did not start listening for requests " +
$"within the timeout period of {TimeoutMilliseconds / 1000} seconds. " +
$"Check the log output for error information.", ex);
}
}
var uri = new Uri(openBrowserLine.Groups[1].Value);
var serverInfo = new AngularCliServerInfo {
Port = uri.Port
};
// Even after the Angular CLI claims to be listening for requests, there's a short
// period where it will give an error if you make a request too quickly. Give it
// a moment to finish starting up.
await Task.Delay(500);
return(serverInfo);
}
private static async Task <AngularCliServerInfo> StartAngularCliServerAsync(
string sourcePath, string scriptName, string pkgManagerCommand, int portNumber, ILogger logger)
{
if (portNumber == default(int))
{
portNumber = TcpPortFinder.FindAvailablePort();
}
logger.LogInformation($"Starting @angular/cli on port {portNumber}...");
var scriptRunner = new NodeScriptRunner(
sourcePath, scriptName, $"--port {portNumber}", null, pkgManagerCommand);
scriptRunner.AttachToLogger(logger);
Match openBrowserLine;
using (var stdErrReader = new EventedStreamStringReader(scriptRunner.StdErr))
{
try
{
openBrowserLine = await scriptRunner.StdOut.WaitForMatch(
new Regex("open your browser on (http\\S+)", RegexOptions.None, RegexMatchTimeout));
}
catch (EndOfStreamException ex)
{
throw new InvalidOperationException(
$"The {pkgManagerCommand} script '{scriptName}' exited without indicating that the " +
$"Angular CLI was listening for requests. The error output was: " +
$"{stdErrReader.ReadAsString()}", ex);
}
}
var uri = new Uri(openBrowserLine.Groups[1].Value);
var serverInfo = new AngularCliServerInfo {
Port = uri.Port
};
// Even after the Angular CLI claims to be listening for requests, there's a short
// period where it will give an error if you make a request too quickly
await WaitForAngularCliServerToAcceptRequests(uri);
return(serverInfo);
}
private static async Task <AngularCliServerInfo> StartAngularCliServerAsync(string sourcePath, string npmScriptName, NLog.ILogger logger)
{
var availablePort = TcpPortFinder.FindAvailablePort();
logger.Info($"Starting @angular/cli on port {(object) availablePort}...");
var npmScriptRunner = new NpmScriptRunner(
sourcePath, npmScriptName, $"--port {availablePort}", null);
npmScriptRunner.AttachToLogger(logger);
Match openBrowserLine;
using (var stdErrReader = new EventedStreamStringReader(npmScriptRunner.StdErr))
{
try
{
openBrowserLine = await npmScriptRunner.StdOut.WaitForMatch(
new Regex("open your browser on (http\\S+)", RegexOptions.None, RegexMatchTimeout));
}
catch (EndOfStreamException ex)
{
throw new InvalidOperationException(
$"The NPM script '{npmScriptName}' exited without indicating that the " +
$"Angular CLI was listening for requests. The error output was: " +
$"{stdErrReader.ReadAsString()}", ex);
}
}
var cliServerUri = new Uri(openBrowserLine.Groups[1].Value);
var serverInfo = new AngularCliServerInfo
{
Port = cliServerUri.Port
};
// Even after the Angular CLI claims to be listening for requests, there's a short
// period where it will give an error if you make a request too quickly
await WaitForAngularCliServerToAcceptRequests(cliServerUri);
return(serverInfo);
}
