New build and stackdriver snippets

Change-Id: I88e1f2b705f9685a85fbe35728f1fae917aa51d0

Author: samtstern

.travis.yml

@@ -1,9 +1,7 @@
 language: node_js
 node_js:
-  - "7"
+  - "8"
 install:
-  - npm install -g lerna
-  - npm install -g eslint
-  - lerna bootstrap
+  - npm install
 script:
   - ./scripts/test.sh

firestore/main/package.json

@@ -10,8 +10,8 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "@google-cloud/firestore": "^0.16.1",
-    "firebase-admin": "^6.0.0"
+    "@google-cloud/firestore": "^0.19.0",
+    "firebase-admin": "^6.4.0"
   },
   "devDependencies": {
     "mocha": "^3.3.0"

functions/stackdriver-logging/index.js

@@ -0,0 +1,51 @@
+// [START sd_logging_import]
+const { Logging } = require('@google-cloud/logging');
+// [END sd_logging_import]
+const functions = require('firebase-functions');
+
+// [START sd_example_function]
+exports.helloError = functions.https.onRequest((request, response) => {
+  console.log('I am a log entry!');
+  response.send('Hello World...');
+});
+// [END sd_example_function]
+
+// [START sd_logging_setup]
+// Instantiate the StackDriver Logging SDK. The project ID will
+// be automatically inferred from the Cloud Functions environment.
+const logging = new Logging();
+const log = logging.log('my-custom-log-name');
+
+// This metadata is attached to each log entry. This specifies a fake
+// Cloud Function called 'Custom Metrics' in order to make your custom
+// log entries appear in the Cloud Functions logs viewer.
+const METADATA = {
+  resource: {
+    type: 'cloud_function',
+    labels: {
+      function_name: 'CustomMetrics',
+      region: 'us-central1'
+    }
+  }
+};
+// [END sd_logging_setup]
+
+function writeLog() {
+  // [START sd_write_log]
+  // Data to write to the log. This can be a JSON object with any properties
+  // of the event you want to record.
+  const data = {
+    event: 'my-event',
+    value: 'foo-bar-baz',
+
+    // Optional 'message' property will show up in the Firebase
+    // console and other human-readable logging surfaces
+    message: 'my-event: foo-bar-baz'
+  };
+
+  // Write to the log. The log.write() call returns a Promise if you want to
+  // make sure that the log was written successfully.
+  const entry = log.entry(METADATA, data);
+  log.write(entry);
+  // [END sd_write_log]
+}

functions/stackdriver-logging/package.json

@@ -0,0 +1,12 @@
+{
+  "name": "functions-stackdriver-logging",
+  "version": "1.0.0",
+  "description": "StackDriver logging for Cloud Functions",
+  "main": "index.js",
+  "author": "",
+  "license": "Apache-2.0",
+  "dependencies": {
+    "@google-cloud/logging": "^4.2.0",
+    "firebase-functions": "^2.1.0"
+  }
+}

lerna.json

@@ -1,11 +1,12 @@
 {
   "lerna": "2.8.0",
   "packages": [
+    "auth",
     "firestore/main",
     "firestore/extend-with-functions",
     "firestore/full-text-search",
     "firestore/presence",
-    "auth"
+    "functions/stackdriver-logging"
   ],
   "version": "1.0.0"
 }

package.json

@@ -4,8 +4,14 @@
   "description": "Code snippets used in Node.js documentation on firebase.google.com",
   "author": "Firebase (https://firebase.google.com/)",
   "license": "Apache-2.0",
+  "scripts": {
+    "lerna-test": "lerna run test",
+    "lerna-bootstrap": "lerna bootstrap",
+    "lint": "find . -type f -name \"*.js\" -not -path \"*node_modules*\" | xargs eslint"
+  },
   "devDependencies": {
     "eslint": "^4.17.0",
-    "eslint-config-google": "^0.9.1"
+    "eslint-config-google": "^0.9.1",
+    "lerna": "^2.8.0"
   }
 }

scripts/test.sh

@@ -1,5 +1,9 @@
 set -e
 
+# 0) Bootstrap
+echo "Bootstrapping..."
+npm run lerna-bootstrap
+
 # 1) Pull request
 if [ -z "$TRAVIS_PULL_REQUEST" ]; then
   echo "TRAVIS_PULL_REQUEST: unset, setting to false"
@@ -18,8 +22,7 @@ fi
 
 # Run linter
 echo "Linting..."
-find . -type f -name "*.js" -not -path "*node_modules*" \
-  | xargs eslint
+npm run lint
 
 # Only run test suite when we can decode the service acct
 if [ "$TRAVIS_SECURE_ENV_VARS" = false ]; then
@@ -29,5 +32,5 @@ else
   openssl aes-256-cbc -K $encrypted_001d217edcb2_key -iv $encrypted_001d217edcb2_iv -in service-account.json.enc -out service-account.json -d
 
   # Run all tests
-  lerna run test
+  npm run lerna-test
 fi