config

HISTFILE=~/.zsh_history
SAVEHIST=10000
HISTSIZE=10000

REPORTTIME=10 # show elapsed time if command took more than X seconds
LISTMAX=0 # ask to complete if top of list would scroll off screen 

# load completions for Ruby, Git, etc.
autoload compinit
compinit

# load advanced prompt support
# view available prompts with 'prompt -p'
autoload -U promptinit
promptinit

# load colour prompts etc
autoload -U colors
colors

# make CTRL-W delete after other chars, not just spaces
WORDCHARS=${WORDCHARS}\|

# stop forward slashes being wordchars
WORDCHARS=${WORDCHARS/\/}

bindkey -e

# git branch and status functions
function parse_git_dirty {
  if [[ $(git status 2> /dev/null | tail -n1) == "nothing to commit, working directory clean" ]]; then echo "%{$fg_bold[green]%}"; else echo "%{$fg_bold[red]%}"; fi
}

function parse_git_branch {
  git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/[$(parse_git_dirty)\1%{$reset_color%}]/"
}

setopt prompt_subst
PROMPT='%n:%~%(?..[%?])$( parse_git_branch ) → '

# update history with every command
setopt INC_APPEND_HISTORY
setopt SHARE_HISTORY