zsh theme

thom.zsh-theme

autoload -U add-zsh-hook
autoload colors
colors

function zsh_prompt_command() {
    local pwdmaxlen=25
    local trunc_symbol=".."
    local dir=${PWD##*/}
    pwdmaxlen=$(( ( pwdmaxlen < ${#dir} ) ? ${#dir} : pwdmaxlen ))
    NEW_PWD=${PWD/#$HOME/\~}
    local pwdoffset=$(( ${#NEW_PWD} - pwdmaxlen ))
    if [ ${pwdoffset} -gt "0" ]
    then
        NEW_PWD=${NEW_PWD:$pwdoffset:$pwdmaxlen}
        NEW_PWD=${trunc_symbol}/${NEW_PWD#*/}
    fi
}

if [[ $TERM = *256color* || $TERM = *rxvt* ]]; then
    turquoise="%F{81}"
    orange="%F{166}"
    purple="%F{135}"
    hotpink="%F{161}"
    limegreen="%F{118}"
else
    turquoise="$fg[cyan]"
    orange="$fg[yellow]"
    purple="$fg[magenta]"
    hotpink="$fg[red]"
    limegreen="$fg[green]"
fi

add-zsh-hook precmd zsh_prompt_command
HOST=${$(hostname -s)/Lambda/λ}
PROMPT=$'%{$orange%}${HOST}:%{$reset_color%} %{$purple%}%n%{$reset_color%} %{$limegreen%}${NEW_PWD}%{$reset_color%} '