build: release on git tag

After a tag is created:
- a new coverage report is generated
- a new version of the docs is generated and committed to gh-pages
- a new version is deployed to npm

Author: silvolu

.travis.yml

@@ -5,3 +5,13 @@ script:
 - npm run lint
 - npm run test
 after_success: ./scripts/merge.sh
+before_deploy: ./scripts/release.sh
+deploy:
+  provider: npm
+  email: silvano.luciani@gmail.com
+  api_key:
+    secure: W8J++FLVJYKeZL9R5R/tpBJbmaVhYRyjiYDCAFg+HCaX/aa9THql7iYpTlk5ezQw3CXAqPZhWqvoxQMUJNFiAkdmsNhiopD7zInomCzQhlCazWqGsv0a/m5qfdlhlesv31/WZzqr+gA3PEOjG6ED893YMhDi8SluMfHZYbYJPXk=
+  on:
+    tags: true
+    repo: GoogleCloudPlatform/gcloud-node
+    all_branches: true

scripts/merge.sh

@@ -20,4 +20,17 @@ set -ev
 if [ "${TRAVIS_BRANCH}" == "master" ] && [ "${TRAVIS_PULL_REQUEST}" == "false" ]; then
   openssl aes-256-cbc -K $encrypted_b8aa0887832a_key -iv $encrypted_b8aa0887832a_iv -in key.json.enc -out key.json -d
   npm run regression-test
+
+  # generate new set of json files in docs/json/master
+  npm run docs
+  git submodule add -b gh-pages https://${GH_OAUTH_TOKEN}@github.com/${GH_OWNER}/${GH_PROJECT_NAME} ghpages
+  # copy all the docs file that might have changed, excluding versions.txt (to avoid overriding it)
+  cd docs
+  cp -R `ls --ignore 'versions.txt'` ../ghpages/
+  cd ../ghpages
+  git add .
+  # commit to gh-pages branch to apply changes
+  git config user.name "selfiebot"
+  git commit -m "Update docs after merge to master"
+  git push https://${GH_OAUTH_TOKEN}@github.com/${GH_OWNER}/${GH_PROJECT_NAME} HEAD:gh-pages
 fi

scripts/release.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+# Copyright 2014 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -ev
+
+# decrypt credentials
+openssl aes-256-cbc -K $encrypted_b8aa0887832a_key -iv $encrypted_b8aa0887832a_iv -in key.json.enc -out key.json -d
+
+# create new coverage report
+npm run coveralls
+
+### Update docs
+# generate new set of json files in docs/json/master
+npm run docs
+git submodule add -f -b gh-pages https://${GH_OAUTH_TOKEN}@github.com/${GH_OWNER}/${GH_PROJECT_NAME} ghpages
+# copy set of json to tag folder
+mkdir ghpages/json/${TRAVIS_TAG}
+cp -R docs/json/master/* ghpages/json/${TRAVIS_TAG}
+cd ghpages
+git add json/${TRAVIS_TAG}
+# add new tag to versions
+echo "${TRAVIS_TAG}" >> versions.txt
+git add versions.txt
+# commit to gh-pages branch
+git config user.name "selfiebot"
+git commit -m "Update docs for ${TRAVIS_TAG}"
+git push https://${GH_OAUTH_TOKEN}@github.com/${GH_OWNER}/${GH_PROJECT_NAME} HEAD:gh-pages