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[ruby/reline] The width of Block Elements in Unicode is East Asian Ambiguous

Browse source 
https://github.com/ruby/reline/commit/05e8ab8cbb
This commit is contained in:
aycabta 2021-09-07 05:14:43 +09:00 • committed by git
parent 26153667f9
commit 30486d9150
1 changed files with 5 additions and 4 deletions
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9
lib/reline/line_editor.rb
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@ -692,6 +692,7 @@ class Reline::LineEditor
bar_height = (bar_max_height * ((dialog.contents.size * 2).to_f / (dialog_render_info.contents.size * 2))).floor.to_i
position = ((bar_max_height - bar_height) * position_ratio).floor.to_i
end
block_elem_size = calculate_width('█')
dialog.contents.each_with_index do |item, i|
if i == pointer
bg_color = '45'
@ -706,15 +707,15 @@ class Reline::LineEditor
@output.write "\e[#{bg_color}m#{str}"
if dialog_render_info.scrollbar and dialog_render_info.contents.size > height
@output.write "\e[37m"
if position <= (i * 2) and (i * 2 + 1) < (position + bar_height)
if position <= (i * 2) and (i * 2 + block_elem_size) < (position + bar_height)
@output.write '█'
elsif position <= (i * 2) and (i * 2) < (position + bar_height)
@output.write '▀'
str += ''
elsif position <= (i * 2 + 1) and (i * 2) < (position + bar_height)
elsif position <= (i * 2 + block_elem_size) and (i * 2) < (position + bar_height)
@output.write '▄'
else
@output.write ' '
@output.write ' ' * block_elem_size
end
@output.write "\e[39m"
end
@ -722,7 +723,7 @@ class Reline::LineEditor
Reline::IOGate.move_cursor_column(dialog.column)
move_cursor_down(1) if i < (dialog.contents.size - 1)
end
dialog.width += 1 if dialog_render_info.scrollbar and dialog_render_info.contents.size > height
dialog.width += block_elem_size if dialog_render_info.scrollbar and dialog_render_info.contents.size > height
Reline::IOGate.move_cursor_column(cursor_column)
move_cursor_up(dialog.vertical_offset + dialog.contents.size - 1)
Reline::IOGate.show_cursor