accept

#!/bin/bash

# Based on https://github.com/fmahnke/shell-semver
# The MIT License (MIT)
# Copyright (c) 2014 Fritz Mahnke
# Increment a version string using Semantic Versioning (SemVer) terminology.
# Parse command line options.


while getopts ":Mmp" Option
do
  case $Option in
    M ) major=true;;
    m ) minor=true;;
    p ) patch=true;;
  esac
done

shift $(($OPTIND - 1))

STAGED_COUNT=$(git diff --cached --numstat | wc -l)
UNSTAGED_COUNT=$(git diff --numstat | wc -l)

## TODO check we are on master
if [ $STAGED_COUNT -ne "0" ]; then
    echo "you have staged changes. Aborting".
    exit 1
fi

if [ $UNSTAGED_COUNT -ne "0" ]; then
    echo "you have unstaged changes. Aborting".
    exit 1
fi

version="$(erl -noshell -s init stop -eval "{ok, [{_,_,Props}]} = file:consult(\"src/accept.app.src\"), io:format(\"~s\", [proplists:get_value(vsn, Props)])")"

echo "Old version: ${version}"

# Build array from version string.
oa=( ${version//./ } )
a=( ${version//./ } )

# If version string is missing or has the wrong number of members, show usage message.

if [ ${#a[@]} -ne 3 ]
then
  echo "usage: $(basename $0) [-Mmp] TAG_MESSAGE(optional)"
  exit 1
fi

# Increment version numbers as requested.

if [ ! -z $major ]
then
  ((a[0]++))
  a[1]=0
  a[2]=0
fi

if [ ! -z $minor ]
then
  ((a[1]++))
  a[2]=0
fi

if [ ! -z $patch ]
then
  ((a[2]++))
fi

new_version="${a[0]}.${a[1]}.${a[2]}"

echo "New version: ${new_version}"

sed -i s/\"${oa[0]}\.${oa[1]}\.${oa[2]}\"/\"${a[0]}\.${a[1]}\.${a[2]}\"/g src/accept.app.src
sed -i s/\"${oa[0]}\.${oa[1]}\.${oa[2]}\"/\"${a[0]}\.${a[1]}\.${a[2]}\"/g mix.exs
sed -i s/@version\ ${oa[0]}\.${oa[1]}\.${oa[2]}/@version\ ${a[0]}\.${a[1]}\.${a[2]}/g doc/overview.md
rebar3 edoc

git add mix.exs src/accept.app.src
git add README.md
git add doc
git commit -m "Bump to v${new_version}"

TAG_MESSAGE=${1:-"New version: v${new_version}"}

git tag -a "v${new_version}" -m "${TAG_MESSAGE}"
git push origin master
git push origin "v${new_version}"