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git://git.code.sf.net/p/zsh/code
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108 lines
2.7 KiB
Plaintext
108 lines
2.7 KiB
Plaintext
# zsh prompt themes extension
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#
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# Load with `autoload -U promptinit; promptinit'.
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prompt_themes=()
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typeset -gU prompt_themes
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typeset -g prompt_theme
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promptinit () {
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emulate -L zsh
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local ppath='' name
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# Autoload all prompt_*_setup functions in fpath
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for theme in $fpath/prompt_*_setup(N); do
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if [[ $theme == */prompt_(#b)(*)_setup ]]; then
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name="$match[1]"
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if [[ -r "$theme" ]]; then
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prompt_themes=($name $prompt_themes)
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autoload -U prompt_${name}_setup
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else
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print "Couldn't find theme $theme"
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fi
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else
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print "eh?"
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fi
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done
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# Color definitions come in handy
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autoload -U colors
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colors
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# Variables common to all prompt styles
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prompt_newline=$(echo -ne "\n%{\r%}")
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}
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prompt () {
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local opt preview theme usage old_theme
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usage='Usage: prompt <options>
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Options:
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-l List currently available prompt themes
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-p [<themes>] Preview given themes (defaults to all)
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-h [<theme>] Display help (for given theme)
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-s <theme> Set and save theme
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<theme> Switch to new theme immediately (changes not saved)'
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getopts "hlps" opt
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case "$opt" in
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h) if [[ -n "$2" && -n $prompt_themes[(r)$2] ]]; then
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if functions prompt_$2_help >/dev/null; then
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print "Help for $2 theme:\n"
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prompt_$2_help
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else
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print "No help available for $2 theme"
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fi
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else
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print "$usage"
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fi
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;;
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l) print Currently available prompt themes:
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print $prompt_themes
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return
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;;
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p) if (( ! $+prompt_theme )); then
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print "Cannot preview; current prompt is non-themeable and would"
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print "be destroyed."
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return
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fi
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preview=( $prompt_themes )
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[[ -n "$2" && -n $prompt_themes[(r)$2] ]] && preview=( $*[2,-1] )
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for theme in $preview; do
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[[ $theme == $prompt_theme[1] ]] && continue
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print "\nTheme: $theme"
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prompt_${theme}_setup
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precmd
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print -n -P "${PS1}"
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preexec
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print "command arg1 arg2 ... argn"
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done
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print
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prompt_${prompt_theme}_setup
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;;
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s) print "Set and save not yet implemented. Please ensure your ~/.zshrc"
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print "contains something similar to the following:\n"
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print " autoload -U promptinit"
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print " promptinit"
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print " prompt $*[2,-1]"
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;;
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*) if [[ -z "$1" || -z $prompt_themes[(r)$1] ]]; then
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print "$usage"
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return
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fi
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prompt_$1_setup "$*[2,-1]"
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prompt_theme=( $* )
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# Avoid screwing up the environment listing
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PSZZZZ=$reset_color
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RPSZZZZ=$reset_color
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PROMPTZZZZ=$reset_color
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RPROMPTZZZZ=$reset_color
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promptzzzz=$reset_color
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;;
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esac
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}
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promptinit "$@"
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