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#!/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.
typeset -g ZSH_LAST_WORKING_DIRECTORY
mkdir -p "$ZSH/cache"
local cache_file="$ZSH/cache/last-working-dir"
# Updates the last directory once directory is changed.
function chpwd() {
# Use >! in case noclobber is set to avoid "file exists" error
echo "$PWD" >! "$cache_file"
}
# Changes directory to the last working directory.
function lwd() {
[[ ! -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.
if [[ -z "$ZSH_LAST_WORKING_DIRECTORY" ]]; then
lwd 2>/dev/null && ZSH_LAST_WORKING_DIRECTORY=1 || true
fi
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