last-working-dir: clean up source

This commit is contained in:
Marc Cornellà 2016-09-28 18:23:15 +02:00
parent 3de0235ad2
commit 8ea56633a4

View file

@ -1,26 +1,21 @@
#!/usr/bin/env zsh
# Keeps track of the last used working directory and automatically jumps
# into it for new shells.
# Flag indicating if we've previously jumped to last directory.
# Flag indicating if we've previously jumped to last directory
typeset -g ZSH_LAST_WORKING_DIRECTORY
mkdir -p $ZSH_CACHE_DIR
cache_file="$ZSH_CACHE_DIR/last-working-dir"
# Updates the last directory once directory is changed.
# Updates the last directory once directory is changed
chpwd_functions+=(chpwd_last_working_dir)
function chpwd_last_working_dir() {
# Use >| in case noclobber is set to avoid "file exists" error
chpwd_last_working_dir() {
local cache_file="$ZSH_CACHE_DIR/last-working-dir"
pwd >| "$cache_file"
}
# Changes directory to the last working directory.
function lwd() {
[[ ! -r "$cache_file" ]] || cd "`cat "$cache_file"`"
# Changes directory to the last working directory
lwd() {
local cache_file="$ZSH_CACHE_DIR/last-working-dir"
[[ -r "$cache_file" ]] && cd "$(cat "$cache_file")"
}
# Automatically jump to last working directory unless this isn't the first time
# this plugin has been loaded.
# Automatically jump to last working directory unless this
# isn't the first time this plugin has been loaded.
if [[ -z "$ZSH_LAST_WORKING_DIRECTORY" ]]; then
lwd 2>/dev/null && ZSH_LAST_WORKING_DIRECTORY=1 || true
fi