Moved utility-functions to "functions/power-utilities.zsh".

1 files changed, 2 insertions, 179 deletions

diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index a1170974..4ca5f661 100755
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -192,187 +192,10 @@ if [[ "$POWERLEVEL9K_HIDE_BRANCH_ICON" == true ]]; then
 fi
 
 ################################################################
-# Utility functions
+# Source utility functions
 ################################################################
 
-# Exits with 0 if a variable has been previously defined (even if empty)
-# Takes the name of a variable that should be checked.
-function defined() {
-  local varname="$1"
-
-  typeset -p "$varname" > /dev/null 2>&1
-}
-
-# Given the name of a variable and a default value, sets the variable
-# value to the default only if it has not been defined.
-#
-# Typeset cannot set the value for an array, so this will only work
-# for scalar values.
-function set_default() {
-  local varname="$1"
-  local default_value="$2"
-
-  defined "$varname" || typeset -g "$varname"="$default_value"
-}
-
-# Safety function for printing icons
-# Prints the named icon, or if that icon is undefined, the string name.
-function print_icon() {
-  local icon_name=$1
-  local ICON_USER_VARIABLE=POWERLEVEL9K_${icon_name}
-  local USER_ICON=${(P)ICON_USER_VARIABLE}
-  if defined "$ICON_USER_VARIABLE"; then
-    echo -n "$USER_ICON"
-  else
-    echo -n "${icons[$icon_name]}"
-  fi
-}
-
-# 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() {
-  local size=$1
-  local extension
-  extension=(B K M G T P E Z Y)
-  local index=1
-
-  # if the base is not Bytes
-  if [[ -n $2 ]]; then
-    for idx in "${extension[@]}"; do
-      if [[ "$2" == "$idx" ]]; then
-        break
-      fi
-      index=$(( index + 1 ))
-    done
-  fi
-
-  while (( (size / 1024) > 0 )); do
-    size=$(( size / 1024 ))
-    index=$(( index + 1 ))
-  done
-
-  echo "$size${extension[$index]}"
-}
-
-# Gets the first value out of a list of items that is not empty.
-# The items are examined by a callback-function.
-# Takes two arguments:
-#   * $list - A list of items
-#   * $callback - A callback function to examine if the item is
-#                 worthy. The callback function has access to
-#                 the inner variable $item.
-function getRelevantItem() {
-  setopt shwordsplit # We need to split the words in $interfaces
-
-  local list callback
-  list=$1
-  callback=$2
-
-  for item in $list; do
-    # The first non-empty item wins
-    try=$(eval "$callback")
-    if [[ -n "$try" ]]; then
-      echo "$try"
-      break;
-    fi
-  done
-}
-
-get_icon_names() {
-  for key in ${(@k)icons}; do
-    echo "POWERLEVEL9K_$key: ${icons[$key]}"
-  done
-}
-
-# OS detection for the `os_icon` segment
-case $(uname) in
-    Darwin)
-      OS='OSX'
-      OS_ICON=$(print_icon 'APPLE_ICON')
-      ;;
-    FreeBSD)
-      OS='BSD'
-      OS_ICON=$(print_icon 'FREEBSD_ICON')
-      ;;
-    OpenBSD)
-      OS='BSD'
-      OS_ICON=$(print_icon 'FREEBSD_ICON')
-      ;;
-    DragonFly)
-      OS='BSD'
-      OS_ICON=$(print_icon 'FREEBSD_ICON')
-      ;;
-    Linux)
-      OS='Linux'
-      OS_ICON=$(print_icon 'LINUX_ICON')
-      ;;
-    SunOS)
-      OS='Solaris'
-      OS_ICON=$(print_icon 'SUNOS_ICON')
-      ;;
-    *)
-      OS=''
-      OS_ICON=''
-      ;;
-esac
-
-# Determine the correct sed parameter.
-#
-# `sed` is unfortunately not consistent across OSes when it comes to flags.
-SED_EXTENDED_REGEX_PARAMETER="-r"
-if [[ "$OS" == 'OSX' ]]; then
-  local IS_BSD_SED="$(sed --version &>> /dev/null || echo "BSD sed")"
-  if [[ -n "$IS_BSD_SED" ]]; then
-    SED_EXTENDED_REGEX_PARAMETER="-E"
-  fi
-fi
+source $(dirname "$0")/functions/power-utilities.zsh
 
 ################################################################
 # Color Scheme