Expose 'ViBackwardChar' and 'ViForwardChar' as bindable functions (#1547)

Author: daxian-dbw

PSReadLine/KeyBindings.cs

@@ -502,7 +502,9 @@ public static KeyHandlerGroup GetDisplayGrouping(string function)
             case nameof(ShellBackwardWord):
             case nameof(ShellForwardWord):
             case nameof(ShellNextWord):
+            case nameof(ViBackwardChar):
             case nameof(ViBackwardWord):
+            case nameof(ViForwardChar):
             case nameof(ViEndOfGlob):
             case nameof(ViEndOfPreviousGlob):
             case nameof(ViGotoBrace):

PSReadLine/Movement.cs

@@ -87,7 +87,7 @@ public static void BackwardChar(ConsoleKeyInfo? key = null, object arg = null)
         /// <summary>
         /// Moves the cursor one character to the right on a single logical line.
         /// </summary>
-        private static void ViForwardChar(ConsoleKeyInfo? key = null, object arg = null)
+        public static void ViForwardChar(ConsoleKeyInfo? key = null, object arg = null)
         {
             if (TryGetArgAsInt(arg, out var numericArg, 1))
             {
@@ -105,7 +105,7 @@ private static void ViForwardChar(ConsoleKeyInfo? key = null, object arg = null)
         /// <summary>
         /// Move the cursor one character to the left on a single logical line.
         /// </summary>
-        private static void ViBackwardChar(ConsoleKeyInfo? key = null, object arg = null)
+        public static void ViBackwardChar(ConsoleKeyInfo? key = null, object arg = null)
         {
             if (TryGetArgAsInt(arg, out var numericArg, 1))
             {

PSReadLine/PSReadLineResources.resx

@@ -591,6 +591,12 @@ If there are other parse errors, unresolved commands, or incorrect parameters, s
   <data name="ViBackwardWordDescription" xml:space="preserve">
     <value>Delete backward to the beginning of the previous word, as delimited by white space and common delimiters, and enter insert mode.</value>
   </data>
+  <data name="ViBackwardCharDescription" xml:space="preserve">
+    <value>Move the cursor back one character in the Vi edit mode.</value>
+  </data>
+  <data name="ViForwardCharDescription" xml:space="preserve">
+    <value>Move the cursor forward one character in the Vi edit mode.</value>
+  </data>
   <data name="PasteAfterDescription" xml:space="preserve">
     <value>Write the contents of the local clipboard after the cursor.</value>
   </data>