mirror of
https://github.com/fish-shell/fish-shell
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d8d491741b
Unless the editor changed to a different file for some reason. Note that the Kakoune integration uses -always to export the cursor even if the user temporarily suppressed hooks - possibly a "fish_indent" hook.
125 lines
4.3 KiB
Fish
125 lines
4.3 KiB
Fish
function edit_command_buffer --description 'Edit the command buffer in an external editor'
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set -l f (mktemp)
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or return 1
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if set -q f[1]
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command mv $f $f.fish
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set f $f.fish
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else
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# We should never execute this block but better to be paranoid.
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if set -q TMPDIR
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set f $TMPDIR/fish.$fish_pid.fish
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else
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set f /tmp/fish.$fish_pid.fish
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end
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command touch $f
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or return 1
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end
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set -l editor (__fish_anyeditor)
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or return 1
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commandline -b >$f
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set -l offset (commandline --cursor)
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# compute cursor line/column
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set -l lines (commandline)\n
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set -l line 1
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while test $offset -ge (string length -- $lines[1])
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set offset (math $offset - (string length -- $lines[1]))
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set line (math $line + 1)
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set -e lines[1]
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end
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set col (math $offset + 1)
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set -l editor_basename (string match -r '[^/]+$' -- $editor[1])
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set -l wrapped_commands
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for wrap_target in (complete -- $editor_basename | string replace -rf '^complete [^/]+ --wraps (.+)$' '$1')
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set -l tmp
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string unescape -- $wrap_target | read -at tmp
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set -a wrapped_commands $tmp[1]
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end
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set -l found false
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set -l cursor_from_editor
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for editor_command in $editor_basename $wrapped_commands
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switch $editor_command
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case vi vim nvim
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if test $editor_command = vi && not set -l vi_version "$(vi --version 2>/dev/null)"
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if printf %s $vi_version | grep -q BusyBox
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break
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end
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set -a editor +{$line} $f
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set found true
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break
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end
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set cursor_from_editor (mktemp)
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set -a editor +$line "+norm! $col|" $f \
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'+autocmd VimLeave * ++once call writefile(
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[printf("%s %s %s", shellescape(bufname()), line("."), col("."))],
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"'$cursor_from_editor'"
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)'
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case emacs emacsclient gedit
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set -a editor +$line:$col $f
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case kak
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set cursor_from_editor (mktemp)
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set -a editor +$line:$col $f -e "
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hook -always -once global ClientClose %val{client} %{
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echo -to-file $cursor_from_editor -quoting shell \
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%val{buffile} %val{cursor_line} %val{cursor_column}
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}
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"
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case nano
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set -a editor +$line,$col $f
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case joe ee
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set -a editor +$line $f
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case code code-oss
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set -a editor --goto $f:$line:$col --wait
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case subl
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set -a editor $f:$line:$col --wait
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case micro
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set -a editor $f +$line:$col
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case '*'
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continue
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end
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set found true
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break
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end
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if not $found
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set -a editor $f
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end
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__fish_disable_bracketed_paste
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$editor
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set -l editor_status $status
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__fish_enable_bracketed_paste
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# Here we're checking the exit status of the editor.
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if test $editor_status -eq 0 -a -s $f
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# Set the command to the output of the edited command and move the cursor to the
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# end of the edited command.
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commandline -r -- (command cat $f)
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commandline -C 999999
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else
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echo
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echo (_ "Ignoring the output of your editor since its exit status was non-zero")
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echo (_ "or the file was empty")
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end
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if set -q cursor_from_editor[1]
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eval set -l pos "$(cat $cursor_from_editor)"
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if set -q pos[1] && test $pos[1] = $f
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set -l line $pos[2]
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set -l column $pos[3]
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commandline -C 0
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for _line in (seq $line)[2..]
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commandline -f down-line
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end
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commandline -f beginning-of-line
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for _column in (seq $column)[2..]
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commandline -f forward-single-char
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end
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end
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command rm $cursor_from_editor
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end
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command rm $f
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# We've probably opened something that messed with the screen.
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# A repaint seems in order.
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commandline -f repaint
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end
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