Add ability to pass example args using params syntax (#1166)

src/Spectre.Console.Cli/ICommandConfigurator.cs

@@ -10,7 +10,7 @@ public interface ICommandConfigurator
     /// </summary>
     /// <param name="args">The example arguments.</param>
     /// <returns>The same <see cref="ICommandConfigurator"/> instance so that multiple calls can be chained.</returns>
-    ICommandConfigurator WithExample(string[] args);
+    ICommandConfigurator WithExample(params string[] args);
 
     /// <summary>
     /// Adds an alias (an alternative name) to the command being configured.

src/Spectre.Console.Cli/IConfigurator.cs

@@ -14,8 +14,8 @@ public interface IConfigurator
     /// Adds an example of how to use the application.
     /// </summary>
     /// <param name="args">The example arguments.</param>
-    void AddExample(string[] args);
-
+    void AddExample(params string[] args);
+
     /// <summary>
     /// Adds a command.
     /// </summary>

src/Spectre.Console.Cli/Internal/Configuration/CommandConfigurator.cs

@@ -9,7 +9,7 @@ internal sealed class CommandConfigurator : ICommandConfigurator
         Command = command;
     }
 
-    public ICommandConfigurator WithExample(string[] args)
+    public ICommandConfigurator WithExample(params string[] args)
     {
         Command.Examples.Add(args);
         return this;

src/Spectre.Console.Cli/Internal/Configuration/Configurator.cs

@@ -20,7 +20,7 @@ internal sealed class Configurator : IUnsafeConfigurator, IConfigurator, IConfig
         Examples = new List<string[]>();
     }
 
-    public void AddExample(string[] args)
+    public void AddExample(params string[] args)
     {
         Examples.Add(args);
     }