dotfiles/run_once_install_0101_brew.sh at master · bolinzzz/dotfiles · GitHub

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#!/usr/bin/env bash

###############################################################################
# Install Homebrew CLI                                                        #
###############################################################################
source ~/.local/share/chezmoi/helpers/echos.sh
source ~/.local/share/chezmoi/helpers/requirers.sh

running "checking homebrew install"
brew_bin=$(which brew) 2>&1 > /dev/null
if [[ $? != 0 ]]; then
  action "installing homebrew"
    ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
    if [[ $? != 0 ]]; then
      error "unable to install homebrew, script $0 abort!"
      exit 2
  fi
else
  ok
  # Make sure we’re using the latest Homebrew
  running "updating homebrew"
  brew update
  ok
  bot "before installing brew packages, we can upgrade any outdated packages."
  read -r -p "run brew upgrade? [y|N] " response
  if [[ $response =~ ^(y|yes|Y) ]];then
      # Upgrade any already-installed formulae
      action "upgrade brew packages..."
      brew upgrade
      ok "brews updated..."
  else
      ok "skipped brew package upgrades.";
  fi
fi