release-version

#!/bin/sh

remote="origin"
branch="master"
if [ $# -eq 2 ]
then
    remote=$1
    branch=$2
fi

version=`awk 'BEGIN { FS = "=" }; $1 == "version" { print $2 }' gradle.properties`
echo "Attempting to publish: $version"
echo

DIRTY=`git status --porcelain --untracked-files=no 2>&1 || echo FAIL`
if [ -n "$DIRTY" ]
then
    echo "Dirty index or working tree. Use git status to check."
    echo "After resolution, run this command again."
    exit 1
fi

LATEST_RELEASED_VERSION=$(git tag | tail -n 1)
DIFF=`git diff --quiet $remote/$branch $LATEST_RELEASED_VERSION >/dev/null 2>&1 ; echo $?`
if [ $DIFF -eq 0 ]
then
    echo "No commit between latest released version $LATEST_RELEASED_VERSION and $remote/$branch."
    exit 1
fi

INCONSISTENT=`git diff --quiet $remote/$branch >/dev/null 2>&1 ; echo $?`
if [ $INCONSISTENT -ne 0 ]
then
    echo "$remote/$branch and current branch are inconsistent."
    echo "Use git diff $remote/$branch to see changes."
    echo "Rebase or push, as appropriate, and run this command again."
    exit 1
fi

CHANGELOG=`grep $version CHANGELOG >/dev/null 2>&1 ; echo $?`
if [ $CHANGELOG -ne 0 ]
then
    echo "No entry in the CHANGELOG for version $version."
    echo "To get a list of changes, use git log previous_tag.."
    echo "Add an entry to the CHANGELOG and run this command again."
    exit 1
fi

if [ ! $SKIP_TAGGING_VERSION ]
then
    git tag v$version && \
    git push $remote v$version && \
    echo "Publish completed successfully."
fi