mirror of
https://github.com/romkatv/powerlevel10k.git
synced 2024-12-18 05:40:07 +00:00
Moved utility-functions to "functions/power-utilities.zsh".
This commit is contained in:
Dominik Ritter
parent
c10cbabb9e
commit
5addfdc9e0
2 changed files with 192 additions and 179 deletions
190
functions/power-utilities.zsh
Normal file
190
functions/power-utilities.zsh
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@ -0,0 +1,190 @@
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# vim:ft=zsh ts=2 sw=2 sts=2 et fenc=utf-8
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################################################################
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# power-functions
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# This file holds some utility-functions for
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# the powerlevel9k-ZSH-theme
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# https://github.com/bhilburn/powerlevel9k
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################################################################
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################################################################
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# Utility functions
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################################################################
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# Exits with 0 if a variable has been previously defined (even if empty)
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# Takes the name of a variable that should be checked.
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function defined() {
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local varname="$1"
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typeset -p "$varname" > /dev/null 2>&1
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}
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# Given the name of a variable and a default value, sets the variable
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# value to the default only if it has not been defined.
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#
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# Typeset cannot set the value for an array, so this will only work
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# for scalar values.
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function set_default() {
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local varname="$1"
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local default_value="$2"
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defined "$varname" || typeset -g "$varname"="$default_value"
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}
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# Safety function for printing icons
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# Prints the named icon, or if that icon is undefined, the string name.
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function print_icon() {
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local icon_name=$1
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local ICON_USER_VARIABLE=POWERLEVEL9K_${icon_name}
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local USER_ICON=${(P)ICON_USER_VARIABLE}
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if defined "$ICON_USER_VARIABLE"; then
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echo -n "$USER_ICON"
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else
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echo -n "${icons[$icon_name]}"
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fi
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}
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# Get numerical color codes. That way we translate ANSI codes
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# into ZSH-Style color codes.
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function getColorCode() {
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# Check if given value is already numerical
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if [[ "$1" = <-> ]]; then
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# ANSI color codes distinguish between "foreground"
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# and "background" colors. We don't need to do that,
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# as ZSH uses a 256 color space anyway.
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if [[ "$1" = <8-15> ]]; then
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echo $(($1 - 8))
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else
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echo "$1"
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fi
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else
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typeset -A codes
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codes=(
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'black' '000'
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'red' '001'
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'green' '002'
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'yellow' '003'
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'blue' '004'
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'magenta' '005'
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'cyan' '006'
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'white' '007'
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)
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# Strip eventual "bg-" prefixes
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1=${1#bg-}
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# Strip eventual "fg-" prefixes
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1=${1#fg-}
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# Strip eventual "br" prefixes ("bright" colors)
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1=${1#br}
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echo $codes[$1]
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fi
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}
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# Check if two colors are equal, even if one is specified as ANSI code.
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function isSameColor() {
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if [[ "$1" == "NONE" || "$2" == "NONE" ]]; then
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return 1
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fi
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local color1=$(getColorCode "$1")
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local color2=$(getColorCode "$2")
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return $(( color1 != color2 ))
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}
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# Converts large memory values into a human-readable unit (e.g., bytes --> GB)
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printSizeHumanReadable() {
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local size=$1
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local extension
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extension=(B K M G T P E Z Y)
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local index=1
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# if the base is not Bytes
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if [[ -n $2 ]]; then
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for idx in "${extension[@]}"; do
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if [[ "$2" == "$idx" ]]; then
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break
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fi
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index=$(( index + 1 ))
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done
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fi
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while (( (size / 1024) > 0 )); do
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size=$(( size / 1024 ))
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index=$(( index + 1 ))
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done
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echo "$size${extension[$index]}"
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}
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# Gets the first value out of a list of items that is not empty.
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# The items are examined by a callback-function.
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# Takes two arguments:
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# * $list - A list of items
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# * $callback - A callback function to examine if the item is
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# worthy. The callback function has access to
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# the inner variable $item.
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function getRelevantItem() {
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setopt shwordsplit # We need to split the words in $interfaces
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local list callback
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list=$1
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callback=$2
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for item in $list; do
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# The first non-empty item wins
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try=$(eval "$callback")
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if [[ -n "$try" ]]; then
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echo "$try"
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break;
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fi
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done
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}
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get_icon_names() {
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for key in ${(@k)icons}; do
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echo "POWERLEVEL9K_$key: ${icons[$key]}"
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done
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}
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# OS detection for the `os_icon` segment
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case $(uname) in
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Darwin)
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OS='OSX'
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OS_ICON=$(print_icon 'APPLE_ICON')
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;;
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FreeBSD)
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OS='BSD'
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OS_ICON=$(print_icon 'FREEBSD_ICON')
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;;
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OpenBSD)
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OS='BSD'
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OS_ICON=$(print_icon 'FREEBSD_ICON')
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;;
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DragonFly)
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OS='BSD'
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OS_ICON=$(print_icon 'FREEBSD_ICON')
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;;
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Linux)
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OS='Linux'
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OS_ICON=$(print_icon 'LINUX_ICON')
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;;
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SunOS)
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OS='Solaris'
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OS_ICON=$(print_icon 'SUNOS_ICON')
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;;
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*)
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OS=''
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OS_ICON=''
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;;
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esac
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# Determine the correct sed parameter.
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#
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# `sed` is unfortunately not consistent across OSes when it comes to flags.
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SED_EXTENDED_REGEX_PARAMETER="-r"
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if [[ "$OS" == 'OSX' ]]; then
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local IS_BSD_SED="$(sed --version &>> /dev/null || echo "BSD sed")"
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if [[ -n "$IS_BSD_SED" ]]; then
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SED_EXTENDED_REGEX_PARAMETER="-E"
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fi
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fi
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@ -192,187 +192,10 @@ if [[ "$POWERLEVEL9K_HIDE_BRANCH_ICON" == true ]]; then
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fi
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fi
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################################################################
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################################################################
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# Utility functions
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# Source utility functions
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################################################################
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################################################################
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# Exits with 0 if a variable has been previously defined (even if empty)
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source $(dirname "$0")/functions/power-utilities.zsh
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# Takes the name of a variable that should be checked.
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function defined() {
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local varname="$1"
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typeset -p "$varname" > /dev/null 2>&1
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}
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# Given the name of a variable and a default value, sets the variable
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# value to the default only if it has not been defined.
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#
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# Typeset cannot set the value for an array, so this will only work
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# for scalar values.
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function set_default() {
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local varname="$1"
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local default_value="$2"
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defined "$varname" || typeset -g "$varname"="$default_value"
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}
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# Safety function for printing icons
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# Prints the named icon, or if that icon is undefined, the string name.
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function print_icon() {
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local icon_name=$1
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local ICON_USER_VARIABLE=POWERLEVEL9K_${icon_name}
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local USER_ICON=${(P)ICON_USER_VARIABLE}
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if defined "$ICON_USER_VARIABLE"; then
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echo -n "$USER_ICON"
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else
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echo -n "${icons[$icon_name]}"
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fi
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}
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# Get numerical color codes. That way we translate ANSI codes
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# into ZSH-Style color codes.
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function getColorCode() {
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# Check if given value is already numerical
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if [[ "$1" = <-> ]]; then
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# ANSI color codes distinguish between "foreground"
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# and "background" colors. We don't need to do that,
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# as ZSH uses a 256 color space anyway.
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if [[ "$1" = <8-15> ]]; then
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echo $(($1 - 8))
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else
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echo "$1"
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fi
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else
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typeset -A codes
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codes=(
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'black' '000'
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'red' '001'
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'green' '002'
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'yellow' '003'
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'blue' '004'
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'magenta' '005'
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'cyan' '006'
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'white' '007'
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)
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# Strip eventual "bg-" prefixes
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1=${1#bg-}
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# Strip eventual "fg-" prefixes
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1=${1#fg-}
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# Strip eventual "br" prefixes ("bright" colors)
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1=${1#br}
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echo $codes[$1]
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fi
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}
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# Check if two colors are equal, even if one is specified as ANSI code.
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function isSameColor() {
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if [[ "$1" == "NONE" || "$2" == "NONE" ]]; then
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return 1
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fi
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local color1=$(getColorCode "$1")
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local color2=$(getColorCode "$2")
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return $(( color1 != color2 ))
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}
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# Converts large memory values into a human-readable unit (e.g., bytes --> GB)
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printSizeHumanReadable() {
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local size=$1
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local extension
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extension=(B K M G T P E Z Y)
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local index=1
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# if the base is not Bytes
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if [[ -n $2 ]]; then
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for idx in "${extension[@]}"; do
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if [[ "$2" == "$idx" ]]; then
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break
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fi
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index=$(( index + 1 ))
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done
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fi
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while (( (size / 1024) > 0 )); do
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size=$(( size / 1024 ))
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index=$(( index + 1 ))
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done
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echo "$size${extension[$index]}"
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}
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# Gets the first value out of a list of items that is not empty.
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# The items are examined by a callback-function.
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# Takes two arguments:
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# * $list - A list of items
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# * $callback - A callback function to examine if the item is
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# worthy. The callback function has access to
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# the inner variable $item.
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function getRelevantItem() {
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setopt shwordsplit # We need to split the words in $interfaces
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local list callback
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list=$1
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callback=$2
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for item in $list; do
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# The first non-empty item wins
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try=$(eval "$callback")
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if [[ -n "$try" ]]; then
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echo "$try"
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break;
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fi
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done
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}
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get_icon_names() {
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for key in ${(@k)icons}; do
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echo "POWERLEVEL9K_$key: ${icons[$key]}"
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done
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}
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# OS detection for the `os_icon` segment
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case $(uname) in
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Darwin)
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OS='OSX'
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OS_ICON=$(print_icon 'APPLE_ICON')
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;;
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FreeBSD)
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OS='BSD'
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OS_ICON=$(print_icon 'FREEBSD_ICON')
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;;
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OpenBSD)
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OS='BSD'
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OS_ICON=$(print_icon 'FREEBSD_ICON')
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;;
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DragonFly)
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OS='BSD'
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OS_ICON=$(print_icon 'FREEBSD_ICON')
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;;
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Linux)
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OS='Linux'
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OS_ICON=$(print_icon 'LINUX_ICON')
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;;
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SunOS)
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OS='Solaris'
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OS_ICON=$(print_icon 'SUNOS_ICON')
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;;
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*)
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OS=''
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OS_ICON=''
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;;
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esac
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# Determine the correct sed parameter.
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#
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# `sed` is unfortunately not consistent across OSes when it comes to flags.
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SED_EXTENDED_REGEX_PARAMETER="-r"
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if [[ "$OS" == 'OSX' ]]; then
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local IS_BSD_SED="$(sed --version &>> /dev/null || echo "BSD sed")"
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if [[ -n "$IS_BSD_SED" ]]; then
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SED_EXTENDED_REGEX_PARAMETER="-E"
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fi
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fi
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################################################################
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################################################################
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# Color Scheme
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# Color Scheme
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