publish to npm

.npmignore

@@ -0,0 +1,3 @@
+# Testing
+/.nyc_output
+/coverage

.travis.yml

@@ -5,3 +5,23 @@ node_js:
 cache:
   directories:
   - node_modules
+after_script:
+- |
+  # RELEASE_BRANCHES and NPM_TOKEN defined in Travis settings panel
+  declare exitCode
+  $(npm bin)/travis-after-all
+  exitCode=$?
+  if [[
+    # Execute after all jobs finish successfully
+    $exitCode = 0 &&
+    # Only release on release branches
+    $RELEASE_BRANCHES =~ $TRAVIS_BRANCH &&
+    # Don't release on PR builds
+    $TRAVIS_PULL_REQUEST = "false"
+  ]]; then
+    # Authenticate NPM
+    echo "//registry.npmjs.org/:_authToken=\${NPM_TOKEN}" > .npmrc
+    # Set version to timestamp
+    npm --no-git-tag-version version $($(npm bin)/json -f package.json version)-prerelease.$(date +%s)
+    npm publish
+  fi

package.json

@@ -7,7 +7,8 @@
     "test": "npm run lint && npm run build",
     "build": "webpack --bail",
     "watch": "webpack --watch",
-    "lint": "eslint ."
+    "lint": "eslint .",
+    "prepublish": "npm run build"
   },
   "repository": {
     "type": "git",
@@ -20,13 +21,14 @@
   },
   "homepage": "https://github.com/LLK/scratch-audioengine#readme",
   "devDependencies": {
-    "babel-core": "^6.17.0",
-    "babel-eslint": "^7.0.0",
-    "babel-loader": "^6.2.5",
-    "babel-preset-es2015": "^6.16.0",
-    "eslint": "^3.7.1",
-    "soundfont-player": "^0.10.5",
-    "tone": "^0.8.0",
-    "webpack": "^1.13.2"
+    "babel-core": "6.17.0",
+    "babel-eslint": "7.0.0",
+    "babel-loader": "6.2.5",
+    "babel-preset-es2015": "6.16.0",
+    "eslint": "3.7.1",
+    "soundfont-player": "0.10.5",
+    "tone": "0.8.0",
+    "travis-after-all": "1.4.4",
+    "webpack": "1.13.2"
   }
 }