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[ruby/reline] Add doc about ed-kill-line, kill-line, em-kill-line, and unix-line-discard

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https://github.com/ruby/reline/commit/586a48ffe0
This commit is contained in:
aycabta 2021-09-27 02:32:12 +09:00
parent 9de42d3b34
commit fd60a235f5
1 changed files with 9 additions and 0 deletions
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9
lib/reline/line_editor.rb
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@ -2593,6 +2593,11 @@ class Reline::LineEditor
end end
alias_method :backward_delete_char, :em_delete_prev_char alias_method :backward_delete_char, :em_delete_prev_char
# Editline:: +ed-kill-line+ (vi command: +D+, +Ctrl-K+; emacs: +Ctrl-K+,
# +Ctrl-U+) + Kill from the cursor to the end of the line.
# GNU Readline:: +kill-line+ (+C-k+) Kill the text from point to the end of
# the line. With a negative numeric argument, kill backward
# from the cursor to the beginning of the current line.
private def ed_kill_line(key) private def ed_kill_line(key)
if @line.bytesize > @byte_pointer if @line.bytesize > @byte_pointer
@line, deleted = byteslice!(@line, @byte_pointer, @line.bytesize - @byte_pointer) @line, deleted = byteslice!(@line, @byte_pointer, @line.bytesize - @byte_pointer)
@ -2611,6 +2616,10 @@ class Reline::LineEditor
end end
alias_method :kill_line, :ed_kill_line alias_method :kill_line, :ed_kill_line
# Editline:: +em-kill-line+ (not bound) Delete the entire contents of the
# edit buffer and save it to the cut buffer. +vi-kill-line-prev+
# GNU Readline:: +unix-line-discard+ (+C-u+) Kill backward from the cursor
# to the beginning of the current line.
private def em_kill_line(key) private def em_kill_line(key)
if @byte_pointer > 0 if @byte_pointer > 0
@line, deleted = byteslice!(@line, 0, @byte_pointer) @line, deleted = byteslice!(@line, 0, @byte_pointer)