#!/usr/bin/env bash
#
# before_script.sh
#
# This file is meant to be sourced during the `before_script` phase of the
# Travis build. Do not attempt to source or run it locally.
#
# shellcheck disable=SC1090
. " ${ TRAVIS_BUILD_DIR } /ci/travis/helpers.sh "
header 'Running before_script.sh...'
# Required workarounds
if ! run command -v gpg2 & >/dev/null; then run brew unlink gnupg && run brew install gpg2; fi # After El Capitan is no longer needed, this can likely be removed
run gpg2 --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 # Required by RVM: https://rvm.io/rvm/security
run rvm get head # Required due to Travis bug: https://github.com/travis-ci/travis-ci/issues/6307#issuecomment-233315824
# see https://github.com/travis-ci/travis-ci/issues/2666
run export BRANCH_COMMIT = " ${ TRAVIS_COMMIT_RANGE ##*. } "
run export TARGET_COMMIT = " ${ TRAVIS_COMMIT_RANGE %%.* } "
# shellcheck disable=SC2016
if ! run 'MERGE_BASE="$(git merge-base "${BRANCH_COMMIT}" "${TARGET_COMMIT}")"' ; then
run git fetch --unshallow
run 'MERGE_BASE="$(git merge-base "${BRANCH_COMMIT}" "${TARGET_COMMIT}")"'
fi
run export MERGE_BASE = " ${ MERGE_BASE } "
run export TRAVIS_COMMIT_RANGE = " ${ MERGE_BASE } ... ${ BRANCH_COMMIT } "
# capture system ruby and gem locations
run export SYSTEM_RUBY_HOME = "/System/Library/Frameworks/Ruby.framework/Versions/Current"
run export SYSTEM_RUBY_BINDIR = " ${ SYSTEM_RUBY_HOME } /usr/bin "
run export SYSTEM_GEM_HOME = " $( gem_homes = " ${ SYSTEM_RUBY_HOME } /usr/lib/ruby/gems/ " *; echo ${ gem_homes [ ${# gem_homes [@] } -1] } ) "
run export SYSTEM_GEM_BINDIR = " ${ SYSTEM_GEM_HOME } /bin "
# capture user gem locations
run export GEM_HOME = " ${ HOME } /.gem/ruby/ ${ SYSTEM_GEM_HOME ##*/ } "
run export GEM_BINDIR = " ${ GEM_HOME } /bin "
# ensure that the gems we install are used before system gems
run export GEM_PATH = " ${ GEM_HOME } : ${ SYSTEM_GEM_HOME } "
run export PATH = " ${ GEM_BINDIR } : ${ SYSTEM_GEM_BINDIR } : ${ SYSTEM_RUBY_BINDIR } : ${ PATH } "
# ensure that brew uses the ruby we want it to
run export HOMEBREW_RUBY_PATH = " ${ SYSTEM_RUBY_BINDIR } /ruby "
# make sure brew is on master branch
run export HOMEBREW_DEVELOPER = 1
# update homebrew
run brew update
# mirror the repo as a tap, then run the build from there
run export CASK_TAP_DIR = " $( brew --repository) /Library/Taps/ ${ TRAVIS_REPO_SLUG } "
run mkdir -p " ${ CASK_TAP_DIR } "
run rsync -az --delete " ${ TRAVIS_BUILD_DIR } / " " ${ CASK_TAP_DIR } / "
run export TRAVIS_BUILD_DIR = " ${ CASK_TAP_DIR } "
run cd " ${ CASK_TAP_DIR } " || exit 1
