My ZSH Theme

hersha.zsh-theme

PROMPT='
$fg[cyan]%m: $fg[yellow]$(get_pwd)$(put_spacing)$fg[white]$(rvm_prompt_info)$(git_prompt_info)
$reset_color→ '


ZSH_THEME_GIT_PROMPT_PREFIX="[git:"
ZSH_THEME_GIT_PROMPT_SUFFIX="]$reset_color"
ZSH_THEME_GIT_PROMPT_DIRTY="$fg[red]+"
ZSH_THEME_GIT_PROMPT_CLEAN="$fg[green]"

function get_pwd() {
   echo "${PWD/$HOME/~}"
}

function put_spacing() {
    local git=$(git_prompt_info)
    if [ ${#git} != 0 ]; then
        ((git=${#git} - 16))
    else
        git=-6
    fi
    local termwidth
    (( termwidth = ${COLUMNS} - 2 - ${#HOST} - ${#$(get_pwd)} - ${git} - ${#$(rvm_prompt_info)}))
    local spacing=""
    for i in {1..$termwidth}; do
        spacing="${spacing} "
    done
    echo $spacing

}

function rvm_prompt_info() {
    local git=$(git_prompt_info)
    if [ ${#git} != 0 ]; then
        echo "$(~/.rvm/bin/rvm-prompt) "
    else
        echo "$(~/.rvm/bin/rvm-prompt)"
    fi
}
function git_prompt_info() {
   ref=$(git symbolic-ref HEAD 2> /dev/null) || return
   echo "$(parse_git_dirty)$ZSH_THEME_GIT_PROMPT_PREFIX$(current_branch)$ZSH_THEME_GIT_PROMPT_SUFFIX"
}