chore(ci): add next-update-travis, close #110

.travis.yml

@@ -13,6 +13,7 @@ before_install:
 before_script:
   - npm prune
 script:
+  - ./next-update-travis.sh
   - npm test
   - echo Testing default end to end behavior
   - npm run e2e

README.md

@@ -10,9 +10,7 @@
 [![devdependencies][pre-git-devdependencies-image]][pre-git-devdependencies-url]
 [![semantic-release][semantic-image] ][semantic-url]
 [![manpm](https://img.shields.io/badge/manpm-%E2%9C%93-3399ff.svg)](https://github.com/bahmutov/manpm)
-
-[semantic-image]: https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg
-[semantic-url]: https://github.com/semantic-release/semantic-release
+[![next-update-travis badge][nut-badge]][nut-readme]
 
 ## Why?
 
@@ -312,3 +310,7 @@ Support: if you find any problems with this module, email / tweet /
 [pre-git-dependencies-url]: https://david-dm.org/bahmutov/pre-git
 [pre-git-devdependencies-image]: https://david-dm.org/bahmutov/pre-git/dev-status.svg
 [pre-git-devdependencies-url]: https://david-dm.org/bahmutov/pre-git#info=devDependencies
+[semantic-image]: https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg
+[semantic-url]: https://github.com/semantic-release/semantic-release
+[nut-badge]: https://img.shields.io/badge/next--update--travis-ok-green.svg
+[nut-readme]: https://github.com/bahmutov/next-update-travis#readme

next-update-travis.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+
+set -e
+
+if [ "$TRAVIS_EVENT_TYPE" = "cron" ]; then
+  if [ "$GH_TOKEN" = "" ]; then
+    echo ""
+    echo "⛔️ Cannot find environment variable GH_TOKEN ⛔️"
+    echo "Please set it up for this script to be able"
+    echo "to push results to GitHub"
+    echo "ℹ️ The best way is to use semantic-release to set it up"
+    echo ""
+    echo "  https://github.com/semantic-release/semantic-release"
+    echo ""
+    echo "npm i -g semantic-release-cli"
+    echo "semantic-release-cli setup"
+    echo ""
+    exit 1
+  fi
+
+  echo "Upgrading dependencies using next-update"
+  npm i -g next-update
+
+  # you can edit options to allow only some updates
+  # --allow major | minor | patch
+  # --latest true | false
+  # see all options by installing next-update
+  # and running next-update -h
+  next-update --allow minor --latest false
+
+  git status
+  # if package.json is modified we have
+  # new upgrades
+  if git diff --name-only | grep package.json > /dev/null; then
+    echo "There are new versions of dependencies 💪"
+    git add package.json
+    echo "----------- package.json diff -------------"
+    git diff --staged
+    echo "-------------------------------------------"
+    git config --global user.email "next-update@ci.com"
+    git config --global user.name "next-update"
+    git commit -m "chore(deps): upgrade dependencies using next-update"
+    # push back to GitHub using token
+    git remote remove origin
+    # TODO read origin from package.json
+    # or use github api module github
+    # like in https://github.com/semantic-release/semantic-release/blob/caribou/src/post.js
+    git remote add origin https://next-update:$GH_TOKEN@github.com/bahmutov/pre-git.git
+    git push origin HEAD:master
+  else
+    echo "No new versions found ✋"
+  fi
+else
+  echo "Not a cron job, normal test"
+fi

package.json

@@ -72,6 +72,7 @@
     "jshint-summary": "0.4.0",
     "matchdep": "1.0.1",
     "mocha": "3.4.2",
+    "next-update-travis": "1.7.0",
     "semantic-release": "6.3.6"
   },
   "engines": {