Install ripgrep using homebrew

install-ripgrep.sh

#!/bin/bash

set -e

# Utility functions

## For ease of iterative experimentation
doo () {
    $@
    # echo $@
}

command_exists () {
  type "$1" &> /dev/null ;
}

installed () {
  echo -e " ✓ $1 already installed."
}

# START HERE.
main () {
    install_rg
}

install_rg () {
  if !(command_exists rg); then
    doo brew tap burntsushi/ripgrep https://github.com/BurntSushi/ripgrep.git
    doo brew install burntsushi/ripgrep/ripgrep-bin
  else
    installed 'rg'
  fi
}

# Fire missiles
main