chore: enable continues deployment

Author: gajus

.gitignore

@@ -8,3 +8,4 @@ dist
 !.babelrc
 !.travis.yml
 !.eslintrc
+!.scripts

.scripts/release.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+set -ev
+
+if [[ $TRAVIS_PULL_REQUEST = "true" ]]; then
+  echo 'This is a pull request. Exiting the release script.'
+
+  exit 0
+fi
+
+if [[ $TRAVIS_BRANCH = "master" ]]; then
+  echo 'This is not a master branch. Exiting the release script.'
+
+  exit 0
+fi
+
+if [[ $TRAVIS_TAG != "" ]]; then
+  echo 'This is a tag release.'
+
+  # Use NPM_TOKEN to enable NPM authentication
+  echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc
+
+  NODE_ENV=development npm install
+  NODE_ENV=production npm run build
+
+  npm publish
+  exit 0
+fi
+
+if [[ $(git log --format=%B -n 1 $TRAVIS_COMMIT) == *"chore: release"* ]]; then
+  echo 'This is a tag release. Exiting the release script.'
+
+  exit 0
+fi;
+
+git config --global user.name 'continuous-deployment'
+git config --global user.email 'continuous-deployment@travis'
+
+# Use GITHUB_TOKEN to enable GitHub authentication
+git config credential.helper "store --file=.git/credentials"
+echo "https://${GITHUB_TOKEN}:@github.com" > .git/credentials
+
+git checkout master
+git merge $TRAVIS_COMMIT
+
+# 1. bump the package.json version (based on your commit history)
+# 2. update CHANGELOG.md
+# 3. commit package.json and CHANGELOG.md
+# 4. tag the release
+standard-version --message "chore: release %s"
+
+git push --follow-tags origin master

.travis.yml

@@ -9,3 +9,5 @@ script:
   - npm run test
   - npm run lint
   - npm run build
+after_success:
+  - travis-after-all && ./.scripts/release.sh

package.json

@@ -34,7 +34,9 @@
     "create-index": "0.1.3",
     "eslint": "^3.3.1",
     "eslint-config-canonical": "^1.7.16",
-    "mocha": "^3.0.2"
+    "mocha": "^3.0.2",
+    "standard-version": "^2.4.0",
+    "travis-after-all": "^1.4.4"
   },
   "scripts": {
     "create-index": "create-index --update-index ./src/utilities",