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feat(sudo): support aliases to $EDITOR (#9431)

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Co-authored-by: Marc Cornellà <marc.cornella@live.com>
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Subhaditya Nath 2020-11-12 01:55:32 +05:30 committed by GitHub
parent 1beac5958e
commit 874d83f7b8
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1 changed files with 31 additions and 21 deletions
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52
plugins/sudo/sudo.plugin.zsh
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@ -9,40 +9,48 @@
# -------
#
# * Dongweiming <ciici123@gmail.com>
# * Subhaditya Nath <github.com/subnut>
# * Marc Cornellà <github.com/mcornella>
#
# ------------------------------------------------------------------------------
__sudo-replace-buffer() {
local old=$1 new=$2 space=${2:+ }
if [[ ${#LBUFFER} -le ${#old} ]]; then
RBUFFER="${space}${BUFFER#$old }"
LBUFFER="${new}"
else
LBUFFER="${new}${space}${LBUFFER#$old }"
fi
}
sudo-command-line() {
[[ -z $BUFFER ]] && LBUFFER="$(fc -ln -1)"
# Save beginning space
local WHITESPACE=""
if [[ ${LBUFFER:0:1} == " " ]] ; then
if [[ ${LBUFFER:0:1} = " " ]]; then
WHITESPACE=" "
LBUFFER="${LBUFFER:1}"
fi
if [[ -n $EDITOR && $BUFFER == $EDITOR\ * ]]; then
if [[ ${#LBUFFER} -le ${#EDITOR} ]]; then
RBUFFER=" ${BUFFER#$EDITOR }"
LBUFFER="sudoedit"
else
LBUFFER="sudoedit ${LBUFFER#$EDITOR }"
fi
elif [[ $BUFFER == sudoedit\ * ]]; then
if [[ ${#LBUFFER} -le 8 ]]; then
RBUFFER=" ${BUFFER#sudoedit }"
LBUFFER="$EDITOR"
else
LBUFFER="$EDITOR ${LBUFFER#sudoedit }"
fi
elif [[ $BUFFER == sudo\ * ]]; then
if [[ ${#LBUFFER} -le 4 ]]; then
RBUFFER="${BUFFER#sudo }"
LBUFFER=""
else
LBUFFER="${LBUFFER#sudo }"
# Get the first part of the typed command and check if it's an alias to $EDITOR
# If so, locally change $EDITOR to the alias so that it matches below
if [[ -n "$EDITOR" ]]; then
local cmd="${${(Az)BUFFER}[1]}"
if [[ "${aliases[$cmd]} " = (\$EDITOR|$EDITOR)\ * ]]; then
local EDITOR="$cmd"
fi
fi
if [[ -n $EDITOR && $BUFFER = $EDITOR\ * ]]; then
__sudo-replace-buffer "$EDITOR" "sudoedit"
elif [[ -n $EDITOR && $BUFFER = \$EDITOR\ * ]]; then
__sudo-replace-buffer "\$EDITOR" "sudoedit"
elif [[ $BUFFER = sudoedit\ * ]]; then
__sudo-replace-buffer "sudoedit" "$EDITOR"
elif [[ $BUFFER = sudo\ * ]]; then
__sudo-replace-buffer "sudo" ""
else
LBUFFER="sudo $LBUFFER"
fi
@ -50,7 +58,9 @@ sudo-command-line() {
# Preserve beginning space
LBUFFER="${WHITESPACE}${LBUFFER}"
}
zle -N sudo-command-line
# Defined shortcut keys: [Esc] [Esc]
bindkey -M emacs '\e\e' sudo-command-line
bindkey -M vicmd '\e\e' sudo-command-line