re-add cors() middleware by default

Author: Niicck

README.md

@@ -71,18 +71,7 @@ If you prefer not to use the serverless.js framework, you can also deploy your
 
 Note 1: Change your process.env.AWS_STAGE_NAME to "/default" to match the default stage name for manually deployed API Gateways.
 
-Note 2: To enable cors with a manual deployment, you should add cors middleware to the top of combineMiddleware() in index.js.
-
-```
-const cors = require('cors');
-const app = combineMiddlewares([
-  // CORS middleware to permit cross-site API requests. Configure to taste
-  cors(),
-
-  (req, res, next) => { ... },
-  postgraphile(...)
-  ...
-```
+Note 2: CORS is enabled by default. Remove cors() middleware in `/src/index.js` if you would prefer disabled cors.
 
 0. Run `yarn build` to create `lambda.zip` file that you can upload to Amazon Lambda.
 1. Visit https://console.aws.amazon.com/lambda/home and click 'Create function'

package.json

@@ -12,6 +12,7 @@
   },
   "dependencies": {
     "aws-serverless-express": "^3.3.5",
+    "cors": "^2.8.5",
     "pg": "7.4.1",
     "postgraphile": "v4.2",
     "postgraphile-core": "^4.2.0"

src/index.js

@@ -2,6 +2,7 @@ const awsServerlessExpress = require('aws-serverless-express');
 const { postgraphile } = require('postgraphile');
 const { options } = require('./postgraphileOptions');
 const combineMiddlewares = require('./combineMiddlewares');
+const cors = require('cors');
 
 const schemas = process.env.DATABASE_SCHEMAS
   ? process.env.DATABASE_SCHEMAS.split(',')
@@ -13,6 +14,9 @@ const app = combineMiddlewares([
    *
    * This is typically useful for augmenting the request before it goes to PostGraphile.
    */
+ 
+  // CORS middleware to permit cross-site API requests. Configure to taste
+  cors(),
 
   // Determines the effective URL we are at if `absoluteRoutes` is set
   (req, res, next) => {

yarn.lock

@@ -874,6 +874,14 @@ core-util-is@~1.0.0:
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
   integrity sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=
 
+cors@^2.8.5:
+  version "2.8.5"
+  resolved "https://registry.yarnpkg.com/cors/-/cors-2.8.5.tgz#eac11da51592dd86b9f06f6e7ac293b3df875d29"
+  integrity sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==
+  dependencies:
+    object-assign "^4"
+    vary "^1"
+
 create-ecdh@^4.0.0:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/create-ecdh/-/create-ecdh-4.0.3.tgz#c9111b6f33045c4697f144787f9254cdc77c45ff"
@@ -2326,7 +2334,7 @@ number-is-nan@^1.0.0:
   resolved "https://registry.yarnpkg.com/number-is-nan/-/number-is-nan-1.0.1.tgz#097b602b53422a522c1afb8790318336941a011d"
   integrity sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=
 
-object-assign@^4.1.0:
+object-assign@^4, object-assign@^4.1.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
   integrity sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=
@@ -3452,6 +3460,11 @@ v8-compile-cache@^2.0.0:
   resolved "https://registry.yarnpkg.com/v8-compile-cache/-/v8-compile-cache-2.0.2.tgz#a428b28bb26790734c4fc8bc9fa106fccebf6a6c"
   integrity sha512-1wFuMUIM16MDJRCrpbpuEPTUGmM5QMUg0cr3KFwra2XgOgFcPGDQHDh3CszSCD2Zewc/dh/pamNEW8CbfDebUw==
 
+vary@^1:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
+  integrity sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=
+
 [email protected]:
   version "0.0.4"
   resolved "https://registry.yarnpkg.com/vm-browserify/-/vm-browserify-0.0.4.tgz#5d7ea45bbef9e4a6ff65f95438e0a87c357d5a73"