diff options
author | aycabta <aycabta@gmail.com> | 2021-10-08 03:43:21 +0900 |
---|---|---|
committer | git <svn-admin@ruby-lang.org> | 2021-10-08 10:33:39 +0900 |
commit | 5c02df829665ea2063c674fba93d3025817718cf (patch) | |
tree | 9877013ddc36e4bcb8eb0772fa50aa220d8b9003 /lib/irb | |
parent | 36bf378363519f70ee7955fd86b6281224ce051a (diff) |
[ruby/irb] Display doc dialog in gaps on narrow screen
https://github.com/ruby/irb/commit/4d7cefcaa4
Diffstat (limited to 'lib/irb')
-rw-r--r-- | lib/irb/input-method.rb | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/lib/irb/input-method.rb b/lib/irb/input-method.rb index d65c0308c6..f005ed7474 100644 --- a/lib/irb/input-method.rb +++ b/lib/irb/input-method.rb @@ -366,14 +366,35 @@ module IRB end return nil if doc.nil? width = 40 + + x = cursor_pos_to_render.x + autocomplete_dialog.width + if x + width > screen_width + old_width = screen_width - (x + 0) + new_x = autocomplete_dialog.column - width + new_x = 0 if new_x < 0 + new_width = width > autocomplete_dialog.column ? autocomplete_dialog.column : width + if old_width.positive? and new_width.positive? + if old_width >= new_width + width = old_width + else + width = new_width + x = new_x + end + elsif old_width.positive? and new_width.negative? + width = old_width + elsif old_width.negative? and new_width.positive? + width = new_width + x = new_x + else # Both are negative width. + return nil + end + end formatter = RDoc::Markup::ToAnsi.new formatter.width = width dialog.trap_key = alt_d message = 'Press Alt+d to read the full document' contents = [message] + doc.accept(formatter).split("\n") - x = cursor_pos_to_render.x + autocomplete_dialog.width - x = autocomplete_dialog.column - width if x + width >= screen_width y = cursor_pos_to_render.y DialogRenderInfo.new(pos: Reline::CursorPos.new(x, y), contents: contents, width: width, bg_color: '49') } |