Given a repo, check which commit were added to master after the last release

checkupdates.sh

#!/bin/bash

bold=$(tput bold)
normal=$(tput sgr0)

# project name
REPO=$1 
# github owner 
GH_ORG=$2
# azure devops organization
AZ_ORG=$3

if [ -z "$AZ_ORG" ]; then
  LATEST=v$(curl "https://raw.githubusercontent.com/$GH_ORG/$REPO/master/package.json" | jq .version | sed 's/"//g')
  SOURCE="the current version in package.json"
else   
  LATEST=$(curl -Ls "https://dev.azure.com/$AZ_ORG/$REPO/_apis/build/builds?api-version=5.0&statusFilter=completed&resultFilter=succeeded" | jq '[.value[] | select(.sourceBranch=="refs/heads/master") | .sourceVersion ][0]' | sed 's/"//g')
  SOURCE="the latest successful build on master branch"
fi

ITEMS=$(curl -Ls https://api.github.com/repos/$GH_ORG/$REPO/compare/$LATEST...master | jq ".commits[].commit.message" | sed 's/"//g' | sed 's/^/  • /g')
if [ -z "$ITEMS"  ]; then
  echo " ${bold}$REPO${normal} has no changes to be deployed."
else 
  echo " ${bold}$REPO${normal} has the following changes waiting to be deployed:"
  echo "$ITEMS"
fi 

echo ""
echo "  latest version is ${bold}$LATEST${normal} calculated as ${bold}$SOURCE${normal}"

Usage

for project deployed using azure pipelines

bash <(curl -Ls https://gist.githubusercontent.com/balanza/75af6df1df1e514bd38c0a983e888a9e/raw/checkupdates.sh) repo github_owner azure_org

for project deployed without azure pipelines

bash <(curl -Ls https://gist.githubusercontent.com/balanza/75af6df1df1e514bd38c0a983e888a9e/raw/checkupdates.sh) repo github_owner