Cleaned up whitespaces: Now the whitespaces are controlled by the functions that draw the segments (except vcs). This makes it more flexible, and you don't get unwanted whitespaces, when flipping segments from one side to another.

powerlevel9k.zsh-theme

@@ -263,12 +263,14 @@ left_prompt_segment() {
   [[ -n $2 ]] && bg="%K{$2}" || bg="%k"
   [[ -n $3 ]] && fg="%F{$3}" || fg="%f"
   if [[ $CURRENT_BG != 'NONE' && $2 != $CURRENT_BG ]]; then
+    # Middle segment
     echo -n "%{$bg%F{$CURRENT_BG}%}$LEFT_SEGMENT_SEPARATOR%{$fg%} "
   else
+    # First segment
     echo -n "%{$bg%}%{$fg%} "
   fi
   CURRENT_BG=$2
-  [[ -n $4 ]] && echo -n $4
+  [[ -n $4 ]] && echo -n "$4 "
 }
 
 # End the left prompt, closing any open segments
@@ -301,7 +303,7 @@ right_prompt_segment() {
   [[ -n $2 ]] && bg="%K{$2}" || bg="%k"
   [[ -n $3 ]] && fg="%F{$3}" || fg="%f"
   echo -n "%f%F{$2}$RIGHT_SEGMENT_SEPARATOR%f%{$bg%}%{$fg%} "
-  [[ -n $4 ]] && echo -n $4
+  [[ -n $4 ]] && echo -n "$4 "
 }
 
 ################################################################
@@ -523,7 +525,7 @@ prompt_time() {
     time_format=$POWERLEVEL9K_TIME_FORMAT
   fi
 
-  $1_prompt_segment $0 $DEFAULT_COLOR_INVERTED $DEFAULT_COLOR "$time_format "
+  $1_prompt_segment $0 $DEFAULT_COLOR_INVERTED $DEFAULT_COLOR $time_format
 }
 
 # Virtualenv: current working virtualenv