Extracted color functions to a separate file.

functions/colors.zsh

@@ -0,0 +1,56 @@
+# vim:ft=zsh ts=2 sw=2 sts=2 et fenc=utf-8
+################################################################
+# Color functions
+# This file holds some color-functions for
+# the powerlevel9k-ZSH-theme
+# https://github.com/bhilburn/powerlevel9k
+################################################################
+
+# Get numerical color codes. That way we translate ANSI codes
+# into ZSH-Style color codes.
+function getColorCode() {
+  # Check if given value is already numerical
+  if [[ "$1" = <-> ]]; then
+    # ANSI color codes distinguish between "foreground"
+    # and "background" colors. We don't need to do that,
+    # as ZSH uses a 256 color space anyway.
+    if [[ "$1" = <8-15> ]]; then
+      echo $(($1 - 8))
+    else
+      echo "$1"
+    fi
+  else
+    typeset -A codes
+    codes=(
+      'black'   '000'
+      'red'     '001'
+      'green'   '002'
+      'yellow'  '003'
+      'blue'    '004'
+      'magenta' '005'
+      'cyan'    '006'
+      'white'   '007'
+    )
+
+    # Strip eventual "bg-" prefixes
+    1=${1#bg-}
+    # Strip eventual "fg-" prefixes
+    1=${1#fg-}
+    # Strip eventual "br" prefixes ("bright" colors)
+    1=${1#br}
+    echo $codes[$1]
+  fi
+}
+
+# Check if two colors are equal, even if one is specified as ANSI code.
+function isSameColor() {
+  if [[ "$1" == "NONE" || "$2" == "NONE" ]]; then
+    return 1
+  fi
+
+  local color1=$(getColorCode "$1")
+  local color2=$(getColorCode "$2")
+
+  return $(( color1 != color2 ))
+}
+

functions/utilities.zsh

@@ -26,54 +26,6 @@ function set_default() {
   defined "$varname" || typeset -g "$varname"="$default_value"
 }
 
-# Get numerical color codes. That way we translate ANSI codes
-# into ZSH-Style color codes.
-function getColorCode() {
-  # Check if given value is already numerical
-  if [[ "$1" = <-> ]]; then
-    # ANSI color codes distinguish between "foreground"
-    # and "background" colors. We don't need to do that,
-    # as ZSH uses a 256 color space anyway.
-    if [[ "$1" = <8-15> ]]; then
-      echo $(($1 - 8))
-    else
-      echo "$1"
-    fi
-  else
-    typeset -A codes
-    codes=(
-      'black'   '000'
-      'red'     '001'
-      'green'   '002'
-      'yellow'  '003'
-      'blue'    '004'
-      'magenta' '005'
-      'cyan'    '006'
-      'white'   '007'
-    )
-
-    # Strip eventual "bg-" prefixes
-    1=${1#bg-}
-    # Strip eventual "fg-" prefixes
-    1=${1#fg-}
-    # Strip eventual "br" prefixes ("bright" colors)
-    1=${1#br}
-    echo $codes[$1]
-  fi
-}
-
-# Check if two colors are equal, even if one is specified as ANSI code.
-function isSameColor() {
-  if [[ "$1" == "NONE" || "$2" == "NONE" ]]; then
-    return 1
-  fi
-
-  local color1=$(getColorCode "$1")
-  local color2=$(getColorCode "$2")
-
-  return $(( color1 != color2 ))
-}
-
 # Converts large memory values into a human-readable unit (e.g., bytes --> GB)
 printSizeHumanReadable() {
   typeset -F 2 size

powerlevel9k.zsh-theme

@@ -29,6 +29,12 @@ source $(dirname "$0")/functions/icons.zsh
 
 source $(dirname "$0")/functions/utilities.zsh
 
+################################################################
+# Source color functions
+################################################################
+
+source $(dirname "$0")/functions/colors.zsh
+
 ################################################################
 # Source VCS_INFO hooks / helper functions
 ################################################################