add cors support

Author: FinalDes

package.json

@@ -17,6 +17,7 @@
   },
   "devDependencies": {
     "@types/body-parser": "^1.16.4",
+    "@types/cors": "^2.8.3",
     "@types/dotenv": "^4.0.0",
     "@types/graphql": "^0.11.7",
     "@types/helmet": "^0.0.37",
@@ -45,6 +46,7 @@
   "dependencies": {
     "apollo-link": "^1.0.5",
     "body-parser": "^1.17.2",
+    "cors": "^2.8.4",
     "express": "^4.15.3",
     "graphql": "^0.11.1",
     "graphql-server-express": "^1.0.2",

src/app.ts

@@ -1,4 +1,5 @@
 import bodyParser = require("body-parser");
+import cors = require("cors");
 import express = require("express");
 import { graphiqlExpress, graphqlExpress } from "graphql-server-express";
 import helmet = require("helmet");
@@ -18,8 +19,8 @@ const helperMiddleware: express.RequestHandler[] = [
       next();
   },
 ];
-
-app.use(helmet());
+app.disable("x-powered-by");
+app.use(cors());
 app.use("/graphql", ...helperMiddleware, graphqlExpress({ schema }));
 app.use("/graphiql", graphiqlExpress({
   endpointURL: "/graphql",

yarn.lock

@@ -9,6 +9,12 @@
     "@types/express" "*"
     "@types/node" "*"
 
+"@types/cors@^2.8.3":
+  version "2.8.3"
+  resolved "https://registry.yarnpkg.com/@types/cors/-/cors-2.8.3.tgz#eaf6e476da0d36bee6b061a24d57e343ddce86d6"
+  dependencies:
+    "@types/express" "*"
+
 "@types/dotenv@^4.0.0":
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/@types/dotenv/-/dotenv-4.0.2.tgz#f2983f0afe9fd7f6eb8aef515a4d77f4cbaa0597"
@@ -1215,6 +1221,13 @@ [email protected], core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
 
+cors@^2.8.4:
+  version "2.8.4"
+  resolved "https://registry.yarnpkg.com/cors/-/cors-2.8.4.tgz#2bd381f2eb201020105cd50ea59da63090694686"
+  dependencies:
+    object-assign "^4"
+    vary "^1"
+
 coveralls@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/coveralls/-/coveralls-3.0.0.tgz#22ef730330538080d29b8c151dc9146afde88a99"
@@ -3662,7 +3675,7 @@ oauth-sign@~0.8.1, oauth-sign@~0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.8.2.tgz#46a6ab7f0aead8deae9ec0565780b7d4efeb9d43"
 
-object-assign@^4.0.1, object-assign@^4.1.0, object-assign@^4.1.1:
+object-assign@^4, object-assign@^4.0.1, object-assign@^4.1.0, object-assign@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
 
@@ -5072,7 +5085,7 @@ validate-npm-package-license@^3.0.1:
     spdx-correct "~1.0.0"
     spdx-expression-parse "~1.0.0"
 
-vary@~1.1.2:
+vary@^1, vary@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"