fix(last-working-dir): save working directory more strictly (#11343)

Fixes #11343

plugins/last-working-dir/last-working-dir.plugin.zsh

@@ -9,20 +9,23 @@ chpwd_last_working_dir() {
   [[ "$ZSH_SUBSHELL" -eq 0 ]] || return 0
   # Add ".$SSH_USER" suffix to cache file if $SSH_USER is set and non-empty
   local cache_file="$ZSH_CACHE_DIR/last-working-dir${SSH_USER:+.$SSH_USER}"
-  builtin pwd >| "$cache_file"
+  'builtin' 'echo' '-E' "$PWD" >| "$cache_file"
 }
 
 # Changes directory to the last working directory
 lwd() {
   # Add ".$SSH_USER" suffix to cache file if $SSH_USER is set and non-empty
   local cache_file="$ZSH_CACHE_DIR/last-working-dir${SSH_USER:+.$SSH_USER}"
-  [[ -r "$cache_file" ]] && cd "$(cat "$cache_file")"
+  [[ -r "$cache_file" ]] && cd "$(<"$cache_file")"
 }
 
 # Jump to last directory automatically unless:
-# - this isn't the first time the plugin is loaded
-# - it's not in $HOME directory
-[[ -n "$ZSH_LAST_WORKING_DIRECTORY" ]] && return
-[[ "$PWD" != "$HOME" ]] && return
+#
+# - This isn't the first time the plugin is loaded
+# - We're not in the $HOME directory (e.g. if terminal opened a different folder)
+[[ -z "$ZSH_LAST_WORKING_DIRECTORY" ]] || return
+[[ "$PWD" == "$HOME" ]] || return
 
-lwd 2>/dev/null && ZSH_LAST_WORKING_DIRECTORY=1 || true
+if lwd 2>/dev/null; then
+  ZSH_LAST_WORKING_DIRECTORY=1
+fi