.zshrc

# Lines configured by zsh-newuser-install
HISTFILE=~/.histfile
HISTSIZE=1000
SAVEHIST=10000
bindkey -v
# End of lines configured by zsh-newuser-install

fpath=(/usr/local/share/zsh-completions $fpath)

# The following lines were added by compinstall
zstyle :compinstall filename '/Users/rnystrom/.zshrc'
zstyle ':completion:*' matcher-list 'm:{a-zA-Z}={A-Za-z}'

autoload -Uz compinit
compinit
# End of lines added by compinstall

# Enable syntax highlighting (must be done before history substring search)
source /usr/local/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh

# Enable history substring search
# https://github.com/zsh-users/zsh-history-substring-search
source /usr/local/share/zsh-history-substring-search.zsh
bindkey '^[[A' history-substring-search-up
bindkey '^[[B' history-substring-search-down

# Enable colors to style prompt
autoload -U colors && colors

# Config setup
# http://stackoverflow.com/a/171564

setopt VI
export EDITOR='vi'
setopt NO_BEEP
setopt AUTO_CD
setopt GLOB_COMPLETE
setopt AUTO_NAME_DIRS
setopt AUTO_PUSHD
setopt PUSHD_SILENT
setopt PUSHD_TO_HOME
setopt PUSHD_IGNORE_DUPS
setopt NO_HUP
setopt IGNORE_EOF
setopt NO_CASE_GLOB
setopt EXTENDED_GLOB

# Aliases

alias l='ls -oAFG'
alias h='hg'
alias g='git'

# Prompt

## Use the single letter (2 for dirs with ".") of dirs in pwd, except full last element
function prompt_sorin_pwd {
  local pwd="${PWD/#$HOME/~}"

  if [[ "$pwd" == (#m)[/~] ]]; then
    _prompt_sorin_pwd="$MATCH"
  else
    _prompt_sorin_pwd="${${(@j:/:M)${(@s:/:)pwd}##.#?}:h}/${pwd:t}"
  fi
}

## Store a count of pushd dirs
function dir_count {
  _dir_count=$(dirs | wc -w | sed 's/ //g')
}

## Triggered before every prompt
function precmd {
  prompt_sorin_pwd
  dir_count
}

setopt PROMPT_SUBST

PROMPT='(${_dir_count}%) %{$fg[blue]%}${_prompt_sorin_pwd}% %{$reset_color%} %{$fg[green]%}$%{$reset_color%} '
RPROMPT='%D %*'