release.sh

#!/bin/bash

# current Git branch

# v1.0.0, v1.5.2, etc.
versionLabel=v$1
text=$2
branch=$(git rev-parse --abbrev-ref HEAD)
repo_full_name=$(git config --get remote.origin.url | sed 's/.*:\/\/github.com\///;s/.git$//')
token=$(git config --global github.token)
 
# file in which to update version number
versionFile="version.txt"

touch $versionFile
# find version number assignment ("= v1.5.5" for example)
# and replace it with newly specified version number
sed -i.backup -E "s/\= v[0-9.]+/\= $versionLabel/" $versionFile $versionFile
 
# remove backup file created by sed command
rm $versionFile.backup
 
# commit version number increment
git commit -am "Incrementing version number to $versionLabel"
 
git merge --no-ff master
 
# create tag for new version from -master
git tag $versionLabel


generate_post_data()
{
  cat <<EOF
{
  "tag_name": "$version",
  "target_commitish": "$branch",
  "name": "$version",
  "body": "$text",
  "draft": false,
  "prerelease": false
}
EOF
}

echo "Create release $version for repo: $repo_full_name branch: $branch"
curl --data "$(generate_post_data)" "https://api.github.com/repos/$repo_full_name/releases?access_token=$token"