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last-working-dir: clean up source

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This commit is contained in:
Marc Cornellà 2016-09-28 18:23:15 +02:00
parent 3de0235ad2
commit 8ea56633a4
1 changed files with 10 additions and 15 deletions
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25
plugins/last-working-dir/last-working-dir.plugin.zsh
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@ -1,26 +1,21 @@
#!/usr/bin/env zsh # Flag indicating if we've previously jumped to last directory
# 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 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) chpwd_functions+=(chpwd_last_working_dir)
function chpwd_last_working_dir() { chpwd_last_working_dir() {
# Use >| in case noclobber is set to avoid "file exists" error local cache_file="$ZSH_CACHE_DIR/last-working-dir"
pwd >| "$cache_file" pwd >| "$cache_file"
} }
# Changes directory to the last working directory. # Changes directory to the last working directory
function lwd() { lwd() {
[[ ! -r "$cache_file" ]] || cd "`cat "$cache_file"`" local cache_file="$ZSH_CACHE_DIR/last-working-dir"
[[ -r "$cache_file" ]] && cd "$(cat "$cache_file")"
} }
# Automatically jump to last working directory unless this isn't the first time # Automatically jump to last working directory unless this
# this plugin has been loaded. # isn't the first time this plugin has been loaded.
if [[ -z "$ZSH_LAST_WORKING_DIRECTORY" ]]; then if [[ -z "$ZSH_LAST_WORKING_DIRECTORY" ]]; then
lwd 2>/dev/null && ZSH_LAST_WORKING_DIRECTORY=1 || true lwd 2>/dev/null && ZSH_LAST_WORKING_DIRECTORY=1 || true
fi fi