publish.sh

#!/bin/bash
# A script to verify that the repo is up to date and the versions are correct and then runs the pod trunk push command

constants=$(<Sources/FirebaseConstants.swift)
regex="^.*static let version \= \"([0-9\.]*)\""

if [[ $constants =~ $regex ]]
then
    versionConstant=${BASH_REMATCH[1]}
else
    echo "Couldn't match the library version, exiting"
    exit 1
fi
echo Version Constant $versionConstant

podspecFile=$(<TealiumFirebase.podspec)
podspecRegex="^.*s.version[[:space:]]*\= \"([0-9\.]*)\""

if [[ $podspecFile =~ $podspecRegex ]]
then
    podspecVersion=${BASH_REMATCH[1]}
else
    echo "Couldn't match the podspec version, exiting"
    exit 1
fi
echo Podspec Version  $podspecVersion

if [ $podspecVersion != $versionConstant ]
then
  echo "The podspec version \"${podspecVersion}\" is different from the version constant \"${versionConstant}\".\nDid you forget to update one of the two?"
  exit 1
fi

branch_name="$(git rev-parse --abbrev-ref HEAD)"
echo Current branch $branch_name
if [ $branch_name != "main" ]
then 
  echo "Check out to main branch before trying to publish. Current branch: ${branch_name}"
  exit 1
fi

git fetch --tags
if ! git diff --quiet remotes/origin/main
then
  echo "Make sure you are up to date with the remote before publishing"
  exit 1
fi

latestTag=$(git describe --tags --abbrev=0)

echo Latest tag $latestTag
if [ $latestTag != $versionConstant ]
then
  echo "The latest published tag \"${latestTag}\" is different from the version constant \"${versionConstant}\".\nDid you forget to add the tag to the release or did you forget to update the Constant?"
  exit 1
fi



echo "All checks are passed, ready to release to CocoaPods"

echo "Do you wish to publish to CocoaPods?"
select yn in "Yes" "No"; do
    case $yn in
        Yes ) echo "Ok, running \"pod trunk push\" now."; pod trunk push; break;;
        No ) echo "Ok, skip the release for now."; exit;;
    esac
done