Merge pull request #1226 from matt1003/master

[Bugfix] Ensure that vcs init is invoked when using the "vcs_joined" segment.

functions/utilities.zsh

@@ -202,11 +202,10 @@ fi
 #    * $1: The segment to be tested.
 segment_in_use() {
     local key=$1
-    if [[ -n "${POWERLEVEL9K_LEFT_PROMPT_ELEMENTS[(r)$key]}" ]] || [[ -n "${POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS[(r)$key]}" ]]; then
-        return 0
-    else
-        return 1
-    fi
+    [[ -n "${POWERLEVEL9K_LEFT_PROMPT_ELEMENTS[(r)${key}]}" ||
+     -n "${POWERLEVEL9K_LEFT_PROMPT_ELEMENTS[(r)${key}_joined]}" ||
+     -n "${POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS[(r)${key}]}" ||
+     -n "${POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS[(r)${key}_joined]}" ]]
 }
 
 # Print a deprecation warning if an old segment is in use.