https://git.ruby-lang.org/ruby.git/commit/?id=c85035363f

From c85035363feb79d283a753db1fe795fff0067213 Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@g...>
Date: Sat, 14 Nov 2020 22:52:38 +0900
Subject: [ruby/reline] Key strokes like 2dl should behave d2l

Key strokes, vi arg, operator, and motion should be treated as operator, vi
arg, and motion.

https://github.com/ruby/reline/commit/d1a7e74aa4

diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb
index ea1c913..c7b4e47 100644
--- a/lib/reline/line_editor.rb
+++ b/lib/reline/line_editor.rb
@@ -179,6 +179,7 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L179
     @vi_arg = nil
     @waiting_proc = nil
     @waiting_operator_proc = nil
+    @waiting_operator_vi_arg = nil
     @completion_journey_data = nil
     @completion_state = CompletionState::NORMAL
     @perfect_matched = nil
@@ -698,6 +699,7 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L699
     if @waiting_operator_proc
       if VI_MOTIONS.include?(method_symbol)
         old_cursor, old_byte_pointer = @cursor, @byte_pointer
+        @vi_arg = @waiting_operator_vi_arg if @waiting_operator_vi_arg > 1
         block.(true)
         unless @waiting_proc
           cursor_diff, byte_pointer_diff = @cursor - old_cursor, @byte_pointer - old_byte_pointer
@@ -721,6 +723,8 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L723
         block.(false)
       end
       @waiting_operator_proc = nil
+      @waiting_operator_vi_arg = nil
+      @vi_arg = nil
     else
       block.(false)
     end
@@ -2088,7 +2092,7 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L2092
     @cursor = 0
   end
 
-  private def vi_change_meta(key)
+  private def vi_change_meta(key, arg: 1)
     @waiting_operator_proc = proc { |cursor_diff, byte_pointer_diff|
       if byte_pointer_diff > 0
         @line, cut = byteslice!(@line, @byte_pointer, byte_pointer_diff)
@@ -2101,9 +2105,10 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L2105
       @byte_pointer += byte_pointer_diff if byte_pointer_diff < 0
       @config.editing_mode = :vi_insert
     }
+    @waiting_operator_vi_arg = arg
   end
 
-  private def vi_delete_meta(key)
+  private def vi_delete_meta(key, arg: 1)
     @waiting_operator_proc = proc { |cursor_diff, byte_pointer_diff|
       if byte_pointer_diff > 0
         @line, cut = byteslice!(@line, @byte_pointer, byte_pointer_diff)
@@ -2115,9 +2120,10 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L2120
       @cursor_max -= cursor_diff.abs
       @byte_pointer += byte_pointer_diff if byte_pointer_diff < 0
     }
+    @waiting_operator_vi_arg = arg
   end
 
-  private def vi_yank(key)
+  private def vi_yank(key, arg: 1)
     @waiting_operator_proc = proc { |cursor_diff, byte_pointer_diff|
       if byte_pointer_diff > 0
         cut = @line.byteslice(@byte_pointer, byte_pointer_diff)
@@ -2126,6 +2132,7 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L2132
       end
       copy_for_vi(cut)
     }
+    @waiting_operator_vi_arg = arg
   end
 
   private def vi_list_or_eof(key)
diff --git a/test/reline/test_key_actor_vi.rb b/test/reline/test_key_actor_vi.rb
index fb7c804..edef573 100644
--- a/test/reline/test_key_actor_vi.rb
+++ b/test/reline/test_key_actor_vi.rb
@@ -1234,11 +1234,11 @@ class Reline::KeyActor::ViInsert::Test < Reline::TestCase https://github.com/ruby/ruby/blob/trunk/test/reline/test_key_actor_vi.rb#L1234
     assert_cursor(8)
     assert_cursor_max(11)
     assert_line('aaa bbb ccc')
-    input_keys('2dl') # TODO This should delete 2 chars.
+    input_keys('2dl')
     assert_byte_pointer_size('aaa bbb ')
     assert_cursor(8)
-    assert_cursor_max(10)
-    assert_line('aaa bbb cc')
+    assert_cursor_max(9)
+    assert_line('aaa bbb c')
   end
 
   def test_vi_change_meta
-- 
cgit v0.10.2


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