Bash Script to Update Expo App Version Code

expoVersionUpdate.sh

#!/bin/bash
# Script to bump expo.js version code

# get current versions
currentVersion=`cat app.json|jq '.[] | .android | .versionCode'`

# show current versions
echo "The current version is: $currentVersion"

# get new version from user input
read -p "Enter new version number: " newVersion
echo ""

# change to new version
jq -r '.[].android.versionCode |= '$newVersion'' app.json > temp.json 

# rename temp file 
mv temp.json app.json

# display updated versions
updatedVersion=`cat app.json|jq '.[] | .android | .versionCode'`
echo "The version has been updated to: $updatedVersion"

# tag version for release
git add .
git tag release-$updatedVersion
git commit -m "Increment version for release-$updatedVersion"

echo "To finish run:" 
echo "git push --tags && git push"