Ejemplo n.º 1
0
        public static void DefaultParsingErrorsHandler(CommandLineOptionsBase options, HelpText current)
        {
            if (options == null) throw new ArgumentNullException("options");
            if (current == null) throw new ArgumentNullException("current");

            if (options.InternalLastPostParsingState.Errors.Count <= 0)
                return;

            var errors = current.RenderParsingErrorsText(options, 2); // indent with two spaces
            if (string.IsNullOrWhiteSpace(errors))
                return;

            current.AddPreOptionsLine(string.Concat(Environment.NewLine, current.SentenceBuilder.ErrorsHeadingText));

            var lines = errors.Split(new[] { Environment.NewLine }, StringSplitOptions.None);
            foreach (var line in lines) { current.AddPreOptionsLine(line); }
        }
Ejemplo n.º 2
0
        /// <summary>
        /// Creates a new instance of the <see cref="HelpText"/> class using common defaults.
        /// </summary>
        /// <returns>
        /// An instance of <see cref="HelpText"/> class.
        /// </returns>
        /// <param name='options'>
        /// The instance that collected command line arguments parsed with <see cref="CommandLineParser"/> class.
        /// </param>
        /// <param name='err'>
        /// A delegate used to customize the text block for reporting parsing errors.
        /// </param>
        public static HelpText AutoBuild(object options, HandleParsingErrors err)
        {
            var title = ReflectionUtil.GetAttribute<AssemblyTitleAttribute>();
            if (title == null) throw new InvalidOperationException("HelpText::AutoBuild() requires that you define AssemblyTitleAttribute.");
            var version = ReflectionUtil.GetAttribute<AssemblyInformationalVersionAttribute>();
            if (version == null) throw new InvalidOperationException("HelpText::AutoBuild() requires that you define AssemblyInformationalVersionAttribute.");
            var copyright = ReflectionUtil.GetAttribute<AssemblyCopyrightAttribute>();
            if (copyright == null) throw new InvalidOperationException("HelpText::AutoBuild() requires that you define AssemblyCopyrightAttribute.");

            var auto = new HelpText
            {
                Heading = new HeadingInfo(Path.GetFileNameWithoutExtension(title.Title), version.InformationalVersion),
                AdditionalNewLineAfterOption = true,
                AddDashesToOption = true
            };

            if (err != null)
            {
                var typedTarget = options as CommandLineOptionsBase;
                if (typedTarget != null)
                {
                    err(auto);
                }
            }

            auto.AddOptions(options);

            return auto;
        }