https://git.ruby-lang.org/ruby.git/commit/?id=c2a5594e27

From c2a5594e271170b57f92d7461466f3c0ab8da863 Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@g...>
Date: Sat, 19 Dec 2020 00:41:00 +0900
Subject: [ruby/reline] Use cached prompt list when just moved the cursor

https://github.com/ruby/reline/commit/cfe619460b

diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb
index f33b228..3637941 100644
--- a/lib/reline/line_editor.rb
+++ b/lib/reline/line_editor.rb
@@ -80,7 +80,15 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L80
     end
     return [prompt, calculate_width(prompt, true), [prompt] * buffer.size] if simplified_rendering?
     if @prompt_proc
-      if @cached_prompt_list and Time.now.to_f < (@prompt_cache_time + PROMPT_LIST_CACHE_TIMEOUT) and buffer.size == @cached_prompt_list.size
+      use_cached_prompt_list = false
+      if @cached_prompt_list
+        if @just_cursor_moving
+          use_cached_prompt_list = true
+        elsif Time.now.to_f < (@prompt_cache_time + PROMPT_LIST_CACHE_TIMEOUT) and buffer.size == @cached_prompt_list.size
+          use_cached_prompt_list = true
+        end
+      end
+      if use_cached_prompt_list
         prompt_list = @cached_prompt_list
       else
         prompt_list = @cached_prompt_list = @prompt_proc.(buffer)
-- 
cgit v0.10.2


--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/