From 9e8d4a1c68ed16b555350d1a1605eb70b66d1adf Mon Sep 17 00:00:00 2001
From: Stephen Cochrane <skiqqy@redxen.eu>
Date: Sun, 19 Feb 2023 01:35:05 +0200
Subject: [PATCH] Added script for java projects that assists in authoring a
 release

---
 skelly.sh | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)

diff --git a/skelly.sh b/skelly.sh
index b5193d2..8674306 100755
--- a/skelly.sh
+++ b/skelly.sh
@@ -199,6 +199,63 @@ init_java()
     pp=${pp:-com.example}
     pp=${pp,,}
 
+    mkdir scripts
+    cat << EOF > scripts/release.sh
+#!/usr/bin/env bash
+# Guide the user through a new release
+# Written by Stephen Cochrane
+
+set -e
+
+ROOT=\$(realpath "\$(dirname "\$0")/..") # This sets the ROOT to root of the repo
+
+cd "\$ROOT" || exit 1
+
+BRANCH=\$(git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/')
+
+# Currently, we only want to de releases from the master branch, review this
+# decision later
+if [ ! "\$BRANCH" = master ]
+then
+    echo "Must be on master branch to do a release"
+    exit 1
+fi
+
+# Check valid semvar
+checkSemvar()
+{
+    grep -qP '^(?P<major>0|[1-9]\d*)\.(?P<minor>0|[1-9]\d*)\.(?P<patch>0|[1-9]\d*)(?:-(?P<prerelease>(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+(?P<buildmetadata>[0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$' <<< "\$1"
+}
+
+read -rp 'Enter next version: ' version
+
+if ! checkSemvar "\$version"
+then
+    echo "Invalid semvar, please ensure the version number follows https://semver.org/ spec."
+    exit 1
+fi
+
+task=install
+
+if grep -q '<distributionManagement>' pom.xml
+then
+    task=deploy
+fi
+
+mvn \$task
+tag=v\$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)
+
+# bump to the next version
+echo "\$version" | mvn versions:set
+rm pom.xml.versionsBackup # delete the backup pom, this is redundent
+
+git tag "\$tag"
+git add .
+git commit -m "Bump Version: \$version"
+git push --atomic origin master "\$tag"
+EOF
+    chmod +x scripts/release.sh
+
     cat << EOF > run.sh
 #!/usr/bin/env bash
 # java wrapper script
-- 
2.45.2