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authoraycabta <aycabta@gmail.com>2021-01-09 02:13:23 +0900
committeraycabta <aycabta@gmail.com>2021-01-13 01:12:54 +0900
commiteb5a094fc0231ccff080021aef23b19271761da1 (patch)
tree8395399a4907f4937dc9c6f88394421c7b3b2c24 /lib
parent44817db28bfc9a426732977893229e018687919d (diff)
downloadruby-eb5a094fc0231ccff080021aef23b19271761da1.tar.gz
[ruby/reline] Move the cursor correctly when deleting at eol
This fixes ruby/reline#246. https://github.com/ruby/reline/commit/07a73ba601
Diffstat (limited to 'lib')
-rw-r--r--lib/reline/line_editor.rb3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb
index 3ecaef15e1..474fe3ca55 100644
--- a/lib/reline/line_editor.rb
+++ b/lib/reline/line_editor.rb
@@ -2395,6 +2395,9 @@ class Reline::LineEditor
width = Reline::Unicode.get_mbchar_width(mbchar)
@cursor_max -= width
if @cursor > 0 and @cursor >= @cursor_max
+ byte_size = Reline::Unicode.get_prev_mbchar_size(@line, @byte_pointer)
+ mbchar = @line.byteslice(@byte_pointer - byte_size, byte_size)
+ width = Reline::Unicode.get_mbchar_width(mbchar)
@byte_pointer -= byte_size
@cursor -= width
end