ParseErrorResult.cs

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using System;
using System.CommandLine.Invocation;
using System.CommandLine.IO;
using System.CommandLine.Rendering;
 
namespace IKVM.Tools.Core.CommandLine
{
 
    class ParseErrorResult : IInvocationResult
    {
 
        readonly int? _errorExitCode;
 
        public ParseErrorResult(int? errorExitCode)
        {
            _errorExitCode = errorExitCode;
        }
 
        public void Apply(InvocationContext context)
        {
            var terminal = context.Console.GetTerminal();
            if (terminal != null)
            {
                terminal.ResetColor();
                terminal.ForegroundColor = ConsoleColor.Red;
 
                foreach (var error in context.ParseResult.Errors)
                    terminal.Error.WriteLine(error.Message);
 
                terminal.ResetColor();
            }
            else
            {
                foreach (var error in context.ParseResult.Errors)
                    context.Console.Error.WriteLine(error.Message);
            }
 
            context.ExitCode = _errorExitCode ?? 1;
        }
 
    }
 
}