Travis CI: Implement automatic deployment of prebuilt versions on each commit, and caching of assets and NVM.

Builds are deployed to prebuilt/dist an prebuilt/module branches.

.travis.yml

@@ -1,30 +1,42 @@
 language: node_js
 node_js:
-  - '4'
+- stable
+- '4'
 sudo: false
 env:
+  matrix:
   - CXX=g++-4.9
+  global:
+  - secure: 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
 addons:
   apt:
     sources:
-      - ubuntu-toolchain-r-test
+    - ubuntu-toolchain-r-test
+    - git-core
     packages:
-      - g++-4.9
-      - libcairo2-dev
-      - libpango1.0-dev
-      - libssl-dev
-      - libjpeg62-dev
-      - libgif-dev
-before_script:
-  - npm install -g gulp
-  - npm install
-script:
-  - gulp jshint
-  - gulp minify
-  - gulp test
+    - g++-4.9
+    - git
+    - libcairo2-dev
+    - libpango1.0-dev
+    - libssl-dev
+    - libjpeg62-dev
+    - libgif-dev
+cache:
+  directories:
+  - ~/.assets
+  - ~/.nvm
+  - node_modules
 install:
-  - |
-    wget http://sourceforge.net/p/tellmatic/git/ci/master/tree/img/arial.ttf?format=raw -O arial.ttf
-    mkdir -p ~/.fonts
-    mv arial.ttf ~/.fonts
-    fc-cache -f -v
+- travis/install-assets.sh
+before_script:
+- travis/setup-git.sh
+- npm set progress=false
+- which gulp || npm install -g gulp
+- npm install
+script:
+- gulp jshint
+- gulp minify
+- gulp test
+- gulp dist
+after_script:
+- '[ "${TRAVIS_BRANCH}" = "develop" ] && [ "${TRAVIS_NODE_VERSION}" = "stable" ] && travis/deploy-prebuilt.sh'

gulp/tasks/build.js

@@ -70,7 +70,7 @@ buildNames.forEach(function(name) {
 
     gulp.task('clean:build:' + name, function() {
         return del([
-            'dist/paper-' + name + '.js'
+            'dist/paper-' + name + '*.js'
         ]);
     });
 });

gulp/tasks/dist.js

@@ -11,10 +11,11 @@
  */
 
 var gulp = require('gulp'),
+    del = require('del'),
     merge = require('merge-stream'),
     zip = require('gulp-zip');
 
-gulp.task('dist', ['minify', 'docs'], function() {
+gulp.task('dist', ['minify', 'docs', 'clean:dist'], function() {
     return merge(
             gulp.src([
                 'dist/paper-full*.js',
@@ -26,6 +27,12 @@ gulp.task('dist', ['minify', 'docs'], function() {
                 'dist/docs/**/*'
             ], { base: 'dist' })
         )
-        .pipe(zip('/paperjs.zip'))
+        .pipe(zip('paperjs.zip'))
         .pipe(gulp.dest('dist'));
 });
+
+gulp.task('clean:dist', function() {
+    return del([
+        'dist/paperjs.zip'
+    ]);
+});

gulp/tasks/test.js

@@ -36,6 +36,6 @@ gulp.task('test:node', ['minify:acorn'], function(callback) {
                 // present and handles the loading transparently.
                 { path: '../dist/paper-full.js', namespace: 'paper' }
             ],
-            timeout: 20
+            timeout: 40
         }));
 });

projects/paperjs.sublime-project

@@ -14,6 +14,9 @@
       "path": "../gulp",
       "folder_exclude_patterns": ["jsdoc"]
     },
+    {
+      "path": "../travis",
+    },
     {
       "path": "..",
       "name": "root",

travis/deploy-prebuilt.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+#
+# Paper.js - The Swiss Army Knife of Vector Graphics Scripting.
+# http://paperjs.org/
+#
+# Copyright (c) 2011 - 2016, Juerg Lehni & Jonathan Puckey
+# http://scratchdisk.com/ & http://jonathanpuckey.com/
+#
+# Distributed under the MIT license. See LICENSE file for details.
+#
+# All rights reserved.
+
+# Determine target for commit messages.
+if [ -n "${TRAVIS_TAG}" ]; then
+    TARGET=$TRAVIS_TAG
+else
+    TARGET="commit ${TRAVIS_COMMIT}"
+fi
+
+# Set up a temporary folder to prepare distribution files.
+TMP=~/tmp
+mkdir $TMP
+# Copy everything to the this folder first, then clean up.
+cp -a dist $TMP/
+# Copy all visible root files (LICENSE.txt, README.md, package.json, etc.).
+cp -p *.* $TMP/
+# No need for .gitignore or build files.
+rm $TMP/dist/.gitignore
+rm $TMP/gulpfile.js
+# Reset the branch so we can switch to prebuilt/module and prebuilt/dist after.
+git clean -fdx --quiet # Remove all ignored and untracked files from the build.
+git checkout -- . # Reset all tracked files to the original state.
+
+# Create a new orphaned buid/dist branch and switch to it.
+git checkout --orphan prebuilt/dist
+# Remove and delete all tracked files left after the switch.
+git rm -rf --quiet .
+# Move the zipped dist file into the branch and commit.
+mv $TMP/dist/paperjs.zip .
+git add --all *
+git commit -m "Prebuilt package for ${TARGET}"
+# Push with --force since we're always overriding the previous built version.
+git push -u origin prebuilt/dist --force
+
+# Specifically fetch and check out the prebuilt/module branch from origin.
+git fetch origin +refs/heads/prebuilt/module:refs/remotes/origin/prebuilt/module
+git checkout -b prebuilt/module -t origin/prebuilt/module
+# Remove everything so we can fully replace it. Git will create the diffs.
+rm -fr *
+mv $TMP/* .
+git add --all *
+git commit -m "Prebuilt module for ${TARGET}"
+git push -u origin prebuilt/module
+rmdir $TMP

travis/install-assets.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+#
+# Paper.js - The Swiss Army Knife of Vector Graphics Scripting.
+# http://paperjs.org/
+#
+# Copyright (c) 2011 - 2016, Juerg Lehni & Jonathan Puckey
+# http://scratchdisk.com/ & http://jonathanpuckey.com/
+#
+# Distributed under the MIT license. See LICENSE file for details.
+#
+# All rights reserved.
+
+# Download and instal assets, but only if they haven't been installed from the
+# cache yet.
+if [ ! -d ~/.assets ] || [ -z "$(ls -A ~/.assets)" ]; then
+    mkdir -p ~/.assets
+    wget http://sourceforge.net/p/tellmatic/git/ci/master/tree/img/arial.ttf?format=raw -O ~/.assets/arial.ttf
+fi
+
+# Install fonts each time, as they can't be cached in Travis.
+mkdir -p ~/.fonts
+cp -p ~/.assets/arial.ttf ~/.fonts
+fc-cache -f -v

travis/setup-git.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+#
+# Paper.js - The Swiss Army Knife of Vector Graphics Scripting.
+# http://paperjs.org/
+#
+# Copyright (c) 2011 - 2016, Juerg Lehni & Jonathan Puckey
+# http://scratchdisk.com/ & http://jonathanpuckey.com/
+#
+# Distributed under the MIT license. See LICENSE file for details.
+#
+# All rights reserved.
+
+# Setup the git user with the right credentials so we can push to the paper.js
+# repository. The GH_TOKEN is generated as a secure environment variable:
+#
+# travis encrypt GH_TOKEN=<TOKEN> --add
+git config user.name "Paper.js Bot"
+git config user.email "bot@paperjs.org"
+git config credential.helper "store --file=.git/credentials"
+echo "https://${GH_TOKEN}:@github.com" > .git/credentials
+
+# It took ages to figures this one out:
+# Travis CI sets up the origin to only fetch the specific branch, e.g.:
+#     fetch = +refs/heads/develop:refs/remotes/origin/develop
+# Since we want to deploy to prebuilt/module also, we need to change that:
+#     fetch = +refs/heads/*:refs/remotes/origin/*
+# We can change the fetch setting by removing and adding the origin again:
+git remote remove origin
+git remote add origin https://github.com/paperjs/paper.js.git
+
+# Avoid detached head...
+git checkout $TRAVIS_BRANCH