Travis Changelog Update Check

gistfile1.sh

#!/usr/bin/env bash

# This script is run as part of the travis CI process to ensure that the 
# changelog in every app has been updated when working on a feature branch.
# If there is no update to the changelog file (CHANGELOG.md), it exits with
# an error causing the travis build to fail.

# Only run this when ci script is executed by travis
${CI?"Not excuted by travis"}

found=false

main_branches=(master qa production)
case "${main_branches[@]}" in  *"$TRAVIS_BRANCH"*) found=true ;; esac

app_name=$(basename `pwd`)
organization='your-org'
changelog_file='CHANGELOG.md'

if $found
then
  echo "Not on a feature branch"
else
  cd ../

  repo="git@github.com:$organization/$app_name.git"

  git clone --depth=50 $repo ${app_name}_dup

  diff=$(git diff --name-only $app_name ${app_name}_dup)

  if [[ $diff == *"$changelog_file"* ]]
  then
    echo "Changelog Updated";
  else
    echo "Failed to update changelog";
    exit 1
  fi

  cd $app_name
fi