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[ruby/reline] Scroll down when ^C is pressed

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https://github.com/ruby/reline/commit/6877a7e3f5
This commit is contained in:
aycabta 2021-01-29 18:27:54 +09:00
parent ec6929a5dd
commit 03523fdafb
1 changed files with 8 additions and 0 deletions
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8
lib/reline/line_editor.rb
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@ -150,6 +150,13 @@ class Reline::LineEditor
@screen_height = @screen_size.first
reset_variables(prompt, encoding: encoding)
@old_trap = Signal.trap('SIGINT') {
if @scroll_partial_screen
move_cursor_down(@screen_height - (@line_index - @scroll_partial_screen) - 1)
else
move_cursor_down(@highest_in_all - @line_index - 1)
end
Reline::IOGate.move_cursor_column(0)
scroll_down(1)
@old_trap.call if @old_trap.respond_to?(:call) # can also be string, ex: "DEFAULT"
raise Interrupt
}
@ -420,6 +427,7 @@ class Reline::LineEditor
end
end
@buffer_of_lines[@line_index] = @line
@rest_height = 0 if @scroll_partial_screen
else
line = modify_lines(whole_lines)[@line_index]
render_partial(prompt, prompt_width, line, 0)