dotfiles/.config/zsh/utility.zsh

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##
## Utility Functions
##
function _smooth_fzf() {
local fname
local current_dir="$PWD"
cd "${XDG_CONFIG_HOME:-~/.config}"
fname="$(fzf)" || return
$EDITOR "$fname"
cd "$current_dir"
}
function _sudo_replace_buffer() {
local old=$1 new=$2 space=${2:+ }
# if the cursor is positioned in the $old part of the text, make
# the substitution and leave the cursor after the $new text
if [[ $CURSOR -le ${#old} ]]; then
BUFFER="${new}${space}${BUFFER#$old }"
CURSOR=${#new}
# otherwise just replace $old with $new in the text before the cursor
else
LBUFFER="${new}${space}${LBUFFER#$old }"
fi
}
function _sudo_command_line() {
# If line is empty, get the last run command from history
[[ -z $BUFFER ]] && LBUFFER="$(fc -ln -1)"
# Save beginning space
local WHITESPACE=""
if [[ ${LBUFFER:0:1} = " " ]]; then
WHITESPACE=" "
LBUFFER="${LBUFFER:1}"
fi
{
# If $SUDO_EDITOR or $VISUAL are defined, then use that as $EDITOR
# Else use the default $EDITOR
local EDITOR=${SUDO_EDITOR:-${VISUAL:-$EDITOR}}
# If $EDITOR is not set, just toggle the sudo prefix on and off
if [[ -z "$EDITOR" ]]; then
case "$BUFFER" in
sudo\ -e\ *) _sudo_replace_buffer "sudo -e" "" ;;
sudo\ *) _sudo_replace_buffer "sudo" "" ;;
*) LBUFFER="sudo $LBUFFER" ;;
esac
return
fi
# Check if the typed command is really an alias to $EDITOR
# Get the first part of the typed command
local cmd="${${(Az)BUFFER}[1]}"
# Get the first part of the alias of the same name as $cmd, or $cmd if no alias matches
local realcmd="${${(Az)aliases[$cmd]}[1]:-$cmd}"
# Get the first part of the $EDITOR command ($EDITOR may have arguments after it)
local editorcmd="${${(Az)EDITOR}[1]}"
# Note: ${var:c} makes a $PATH search and expands $var to the full path
# The if condition is met when:
# - $realcmd is '$EDITOR'
# - $realcmd is "cmd" and $EDITOR is "cmd"
# - $realcmd is "cmd" and $EDITOR is "cmd --with --arguments"
# - $realcmd is "/path/to/cmd" and $EDITOR is "cmd"
# - $realcmd is "/path/to/cmd" and $EDITOR is "/path/to/cmd"
# or
# - $realcmd is "cmd" and $EDITOR is "cmd"
# - $realcmd is "cmd" and $EDITOR is "/path/to/cmd"
# or
# - $realcmd is "cmd" and $EDITOR is /alternative/path/to/cmd that appears in $PATH
if [[ "$realcmd" = (\$EDITOR|$editorcmd|${editorcmd:c}) \
|| "${realcmd:c}" = ($editorcmd|${editorcmd:c}) ]] \
|| builtin which -a "$realcmd" | command grep -Fx -q "$editorcmd"; then
_sudo_replace_buffer "$cmd" "sudo -e"
return
fi
# Check for editor commands in the typed command and replace accordingly
case "$BUFFER" in
$editorcmd\ *) _sudo_replace_buffer "$editorcmd" "sudo -e" ;;
\$EDITOR\ *) _sudo_replace_buffer '$EDITOR' "sudo -e" ;;
sudo\ -e\ *) _sudo_replace_buffer "sudo -e" "$EDITOR" ;;
sudo\ *) _sudo_replace_buffer "sudo" "" ;;
*) LBUFFER="sudo $LBUFFER" ;;
esac
} always {
# Preserve beginning space
LBUFFER="${WHITESPACE}${LBUFFER}"
# Redisplay edit buffer (compatibility with zsh-syntax-highlighting)
zle redisplay
}
}
function _vi_search_fix() {
zle vi-cmd-mode
zle .vi-history-search-backward
}
function toppy() {
history | awk '{CMD[$2]++;count++;}END { for (a in CMD)print CMD[a] " " CMD[a]/count*100 "% " a;}' | grep -v "./" | column -c3 -s " " -t | sort -nr | nl | head -n 21
}
function cd() {
builtin cd "$@" && command ls --group-directories-first --color=auto -F
}
function git-svn(){
if [[ ! -z "$1" && ! -z "$2" ]]; then
echo "Starting clone/copy ..."
repo=$(echo $1 | sed 's/\/$\|.git$//')
svn export "$repo/trunk/$2"
else
echo "Use: git-svn <repository> <subdirectory>"
fi
}
# vim:ft=sh