prompt tweak

.zprezto/abra/functions.zsh

@@ -1,5 +1,5 @@
 function is_local {
-  local HOSTNAME=$(hostname)
+  local HOSTNAME="$(hostname)"
   
   [[ "$HOSTNAME" =~ '^abra0' || "$HOSTNAME" == "svxf2-osx" ]]
 }
@@ -155,7 +155,7 @@ function ffmpeg_timelapse {
 }
 
 function ffmpeg_timelapse_today {
-  local TODAY=$(date '+%Y-%m-%d')
+  local TODAY="$(date '+%Y-%m-%d')"
 
   ffmpeg_timelapse "$TODAY" -preset ultrafast -crf 20
 }
@@ -166,14 +166,14 @@ function update_.g {
     return
   fi
 
-  local RES=$(.g pull --no-stat 2>&1)
+  local RES="$(.g pull --no-stat 2>&1)"
 
   if [[ $? != 0 ]]; then
     # something went wrong
     return
   fi
 
-  if [[ ! ($RES =~ "Already up.to.date") ]]; then
+  if [[ ! $RES =~ "Already up.to.date" ]]; then
     echo "Updated .g"
     echo $RES
     echo "======"