Cleanup update_terminalapp_cwd function

lib/termsupport.zsh

@@ -76,19 +76,18 @@ preexec_functions+=(omz_termsupport_preexec)
 # With extra fixes to handle multibyte chars and non-UTF-8 locales
 
 if [[ "$TERM_PROGRAM" == "Apple_Terminal" ]] && [[ -z "$INSIDE_EMACS" ]]; then
-
   # Emits the control sequence to notify Terminal.app of the cwd
+  # Identifies the directory using a file: URI scheme, including
+  # the host name to disambiguate local vs. remote paths.
   function update_terminalapp_cwd() {
     emulate -L zsh
-    # Identify the directory using a "file:" scheme URL, including
-    # the host name to disambiguate local vs. remote paths.
 
     # Percent-encode the pathname.
     local URL_PATH="$(omz_urlencode -P $PWD)"
     [[ $? != 0 ]] && return 1
-    local PWD_URL="file://$HOST$URL_PATH"
+
     # Undocumented Terminal.app-specific control sequence
-    printf '\e]7;%s\a' $PWD_URL
+    printf '\e]7;%s\a' "file://$HOST$URL_PATH"
   }
 
   # Use a precmd hook instead of a chpwd hook to avoid contaminating output