// See if the given commandLine starts with a valid environment name. If so,
// extract the environment name from the front and return the remainder of the
// commandline.
private (string startingEnvironment, string commandLine) GetStartingEnvironment(string commandLine)
{
var validEnvironments = Environments.GetNames();
if (validEnvironments.Count <= 1)
{
return(null, commandLine);
}
var parts = commandLine.Split(new[] { ' ' }, 2);
var env = parts[0];
return(Environments.IsValid(env) ? (env, parts[1]) : (null, commandLine));
/// <summary>
/// Selects the appropriate run mode and executes it. If a command is provided, the
/// application is inferred to be in headless mode. If no arguments are provided
/// the application is inferred to be in interactive mode.
/// </summary>
/// <param name="commandLine"></param>
public int Run(string commandLine)
{
// If there are no arguments, enter interactive mode
if (string.IsNullOrEmpty(commandLine))
{
return(RunInteractively());
}
// if there is exactly one argument and it's the name of a valid environment,
// start interactive mode setting that environment first.
if (Environments.IsValid(commandLine))
{
return(RunInteractively(commandLine));
}
// Otherwise run in headless mode and figure it out from there.
return(RunHeadless(commandLine));
}