/usr/share/zsh/functions/Zle/edit-command-line is in zsh-common 5.1.1-1ubuntu2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | # Edit the command line using your usual editor.
# Binding this to 'v' in the vi command mode map,
# autoload -Uz edit-command-line
# zle -N edit-command-line
# bindkey -M vicmd v edit-command-line
# will give ksh-like behaviour for that key,
# except that it will handle multi-line buffers properly.
() {
exec </dev/tty
# Compute the cursor's position in bytes, not characters.
setopt localoptions nomultibyte
integer byteoffset=$(( $#PREBUFFER + $#LBUFFER + 1 ))
# Open the editor, placing the cursor at the right place if we know how.
local editor=${${VISUAL:-${EDITOR:-vi}}}
case $editor in
(*vim*) ${=editor} -c "normal! ${byteoffset}go" -- $1;;
(*emacs*) ${=editor} $1 -eval "(goto-char ${byteoffset})";;
(*) ${=editor} $1;;
esac
# Replace the buffer with the editor output.
print -Rz - "$(<$1)"
} =(<<<"$PREBUFFER$BUFFER")
zle send-break # Force reload from the buffer stack
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