install prezto on vagrant box

install-prezto.sh

# Usage: curl -L https://gist.github.com/tomarak/f87b97bb84080907aaa4.sh | zsh && chsh -s $(which zsh)
#

echo "Cloning prezto"
rm -rf "${ZDOTDIR:-$HOME}/.zprezto"
git clone --recursive https://github.com/sorin-ionescu/prezto.git "${ZDOTDIR:-$HOME}/.zprezto"

echo "Symlinking all requires zsh dot files"
setopt EXTENDED_GLOB
for rcfile in "${ZDOTDIR:-$HOME}"/.zprezto/runcoms/^README.md(.N); do
  targetfile=${ZDOTDIR:-$HOME}/.${rcfile:t}

  rm -f "$targetfile"
  ln -s "$rcfile" "$targetfile"
done

echo "Include git prezto module"
sed -i "s/'prompt'/'prompt' 'git'/" ${ZDOTDIR:-$HOME}/.zpreztorc

echo "Remove git aliases from the git prezto module"
sed -i '/^alias/d' ${ZDOTDIR:-$HOME}/.zprezto/modules/git/alias.zsh

echo "done"