Merge pull request #306 from github/script-bump

script/bump: an automated way up bumping the gem version

script/bump

@@ -0,0 +1,21 @@
+#!/bin/bash -ex
+
+(git branch | grep -q '* master') || {
+  echo "Only release from the master branch."
+  exit 1
+}
+
+VERSION_FILE="./lib/github-pages/version.rb"
+OLD_VERSION=$(curl "https://rubygems.org/api/v1/versions/github-pages/latest.json" | jq -r .version)
+NEW_VERSION=$(expr $OLD_VERSION + 1)
+echo -e "module GitHubPages\n  VERSION = $NEW_VERSION\nend" > $VERSION_FILE
+git add $VERSION_FILE
+git commit -m "Bump :gem: to v$NEW_VERSION"
+git push origin master
+
+script/release
+
+echo "Ok! v$NEW_VERSION is released."
+echo "Please fill out the release: https://github.com/github/pages-gem/releases/tag/v$NEW_VERSION"
+echo "Here's the git history since the last release:"
+git log --one-line v$OLD_VERSION...v$NEW_VERSION