newver

#!/bin/sh
set -eu

if [ $# -eq 0 ]; then
  >&2 echo "Usage: 'bin/newver X.Y.Z', where X.Y.Z is the Rubocop version to add."
  exit 1
fi
NEWVER="$1"

previous_channel() {
  cat <<EOM | ruby
    version = "${NEWVER}".match(/(\d+).(\d+).(\d+)/)
    minor = version[2].to_i - 1
    puts "channel/rubocop-#{version[1]}-#{minor}"
EOM
}

git checkout Gemfile*
git fetch origin
git checkout $(previous_channel)
git checkout -b "newver/${NEWVER}"

ed Gemfile <<-EDITS
/gem "rubocop",/c
gem "rubocop", "${NEWVER}", require: false
.
wq
EDITS

make bundle -e BUNDLE_ARGS="update rubocop rubocop-rspec rubocop-migrations"
make image
make docs
sudo chown -R $(id -u):$(id -g) config

set +e
make test
retval=$?
if [ $retval -ne 0 ]; then
  >&2 echo "If tests fail, you may need to modify spec/support/currently_undocumented_cops.txt"
  exit $retval
fi
set -e

git add config spec Gemfile*
git commit -v -m "Updated channel and documentation to Rubocop v${NEWVER}"