Inlcude custom release script

chore/release.sh

@@ -0,0 +1,96 @@
+#! /bin/bash
+
+function assertions {
+	if [ -z "$1" ]; then
+		echo Usage: $0 "<version>"
+		exit 1
+	fi
+
+	if ! git diff --quiet --exit-code; then
+		echo Current branch "isn't" clean. Use '`git status` for more details.'
+		echo Quiting...
+		exit 1
+	fi
+
+	if git rev-parse --verify --quiet $1 > /dev/null; then
+		echo 'Target tag `'$1'` already exists.'
+		echo Quiting...
+		exit 1
+	fi
+
+	if [ ! -z `git branch --list $TARGET_BRANCH` ]; then
+		echo 'Target branch `'$TARGET_BRANCH'` already exists.'
+		echo Quiting...
+		exit 1
+	fi
+
+	CURRENT_BRANCH=`git name-rev --name-only HEAD`
+	if [ :$CURRENT_BRANCH != :master ]; then
+		echo 'Current branch `'$CURRENT_BRANCH'`' "isn't" '`master`.'
+		echo Quiting...
+		exit 1
+	fi
+
+	echo Preparing release for '`'$1'` (will be tagged as `v'$1'`)'
+	echo -n Proceed? "[Y|n] "
+	read input
+	test :$input = :Y -o :$input = :y -o :$input = : || exit 1
+
+	true
+}
+
+function h1 {
+	echo
+	echo '## '$*
+}
+
+function error {
+	echo 'ERROR: '$*
+	exit 2
+}
+
+function update_version {
+	h1 Update package.json '`versions`' attribute
+	sed -i.orig 's/"version": "[^"]\+"/"version": "'$1'"/' package.json &&
+		git commit -a -m $1 &&
+		git show
+}
+
+function build {
+	h1 Include distribution files
+
+	npm run build
+
+	git add -f dist/* > /dev/null &&
+		git commit -a -m "Include distribution files" > /dev/null &&
+		git show --stat ||
+		error Failed including distribution files
+}
+
+function tag {
+	h1 'Tag `v'$1'` (detached)'
+	git tag -a -m v$1 v$1 > /dev/null
+}
+
+function checkout_back_to_master {
+	git checkout master > /dev/null
+}
+
+function final_message {
+	h1 Done
+	echo
+	echo Now you need to:
+	echo git push --tags origin
+	echo npm publish
+	echo git branch -D $TARGET_BRANCH
+}
+
+TARGET_BRANCH=b$1
+
+assertions $1 &&
+	update_version $1 &&
+	git checkout -b $TARGET_BRANCH &&
+	build &&
+	tag $1 &&
+	git checkout master > /dev/null &&
+	final_message