fixed #7

atEaE · Feb 9, 2021 · d552f1b · d552f1b
1 parent 1989142
commit d552f1b
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Showing 7 changed files with 46 additions and 1 deletion.
diff --git a/docs/wiki/arrow-chg.gif b/docs/wiki/arrow-chg.gif
diff --git a/docs/wiki/clear-menu.gif b/docs/wiki/clear-menu.gif
diff --git a/docs/wiki/color-only.gif b/docs/wiki/color-only.gif
diff --git a/docs/wiki/simple.gif b/docs/wiki/simple.gif
diff --git a/src/CommandLineSelectableMenu/CommandLineSelectableMenu.csproj b/src/CommandLineSelectableMenu/CommandLineSelectableMenu.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
 	<PackageId>CommandLineSelectableMenu</PackageId>
 	<Title>CommandLineSelectableMenu</Title>
-	<Version>1.1.1</Version>
+	<Version>1.2.0</Version>
 	<Description>Provides a command line only selectable menu.</Description>
 	<AssemblyName>CommandLineSelectableMenu</AssemblyName>
 	<Authors>EtaAoki</Authors>

diff --git a/src/CommandLineSelectableMenu/SelectableMenu.cs b/src/CommandLineSelectableMenu/SelectableMenu.cs
@@ -19,6 +19,29 @@ public class SelectableMenu<T>
         public SelectableMenu()
             : this(new SelectableMenuOptions())
         { }
+
+        /// <summary>
+        /// Create new selectable menu instance.
+        /// </summary>
+        /// <param name="action">function.</param>
+        public SelectableMenu(Action<SelectableMenuOptions> action)
+        {
+            if (action == null)
+            {
+                throw new ArgumentNullException(nameof(action));
+            }
+
+            var options = new SelectableMenuOptions();
+            action.Invoke(options);
+
+            if (options == null)
+            {
+                throw new ArgumentNullException(nameof(options));
+            }
+
+            items = new List<SelectableMenuItem<T>>();
+            this.options = options;
+        }
 
         /// <summary>
         /// Create new selectable menu instance.

diff --git a/src/Test_CommandLineSelectableMenu/Test_SelectableMenu.cs b/src/Test_CommandLineSelectableMenu/Test_SelectableMenu.cs
@@ -7,6 +7,28 @@ namespace Test_CommandLineSelectableMenu
 {
     public class Test_SelectableMenu
     {
+        [Fact]
+        public void NullOptionsArguments()
+        {
+            var ex = Assert.Throws<ArgumentNullException>(() => 
+            {
+                SelectableMenuOptions options = null;
+                var selectableMenu = new SelectableMenu<string>(options); 
+            });
+            ex.Message.Is("Value cannot be null. (Parameter 'options')");
+        }
+
+        [Fact]
+        public void NullActionArguments()
+        {
+            var ex = Assert.Throws<ArgumentNullException>(() =>
+            {
+                Action<SelectableMenuOptions> action = null;
+                var selectableMenu = new SelectableMenu<string>(action);
+            });
+            ex.Message.Is("Value cannot be null. (Parameter 'action')");
+        }
+
         [Fact]
         public void NullAdd()
         {