add compression middleware

Author: FinalDes

package.json

@@ -17,6 +17,7 @@
   },
   "devDependencies": {
     "@types/body-parser": "^1.16.4",
+    "@types/compression": "^0.0.35",
     "@types/cors": "^2.8.3",
     "@types/dotenv": "^4.0.0",
     "@types/graphql": "^0.11.7",
@@ -46,6 +47,7 @@
   "dependencies": {
     "apollo-link": "^1.0.5",
     "body-parser": "^1.17.2",
+    "compression": "^1.7.1",
     "cors": "^2.8.4",
     "express": "^4.15.3",
     "graphql": "^0.11.1",

src/app.ts

@@ -1,4 +1,5 @@
 import bodyParser = require("body-parser");
+import compression = require("compression");
 import cors = require("cors");
 import dotenv = require("dotenv");
 import express = require("express");
@@ -26,6 +27,7 @@ const helperMiddleware: express.RequestHandler[] = [
   },
 ];
 app.use(helmet());
+app.use(compression());
 app.use("/graphql", ...helperMiddleware, graphqlExpress({ schema }));
 if (!process.env.PRODUCTION) {
   app.use("/graphiql", graphiqlExpress({

yarn.lock

@@ -9,6 +9,12 @@
     "@types/express" "*"
     "@types/node" "*"
 
+"@types/compression@^0.0.35":
+  version "0.0.35"
+  resolved "https://registry.yarnpkg.com/@types/compression/-/compression-0.0.35.tgz#7673a9c4b075e5194ada8c5938291015652a21e1"
+  dependencies:
+    "@types/express" "*"
+
 "@types/cors@^2.8.3":
   version "2.8.3"
   resolved "https://registry.yarnpkg.com/@types/cors/-/cors-2.8.3.tgz#eaf6e476da0d36bee6b061a24d57e343ddce86d6"
@@ -1146,6 +1152,24 @@ component-emitter@^1.2.0, component-emitter@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.2.1.tgz#137918d6d78283f7df7a6b7c5a63e140e69425e6"
 
+compressible@~2.0.11:
+  version "2.0.12"
+  resolved "https://registry.yarnpkg.com/compressible/-/compressible-2.0.12.tgz#c59a5c99db76767e9876500e271ef63b3493bd66"
+  dependencies:
+    mime-db ">= 1.30.0 < 2"
+
+compression@^1.7.1:
+  version "1.7.1"
+  resolved "https://registry.yarnpkg.com/compression/-/compression-1.7.1.tgz#eff2603efc2e22cf86f35d2eb93589f9875373db"
+  dependencies:
+    accepts "~1.3.4"
+    bytes "3.0.0"
+    compressible "~2.0.11"
+    debug "2.6.9"
+    on-headers "~1.0.1"
+    safe-buffer "5.1.1"
+    vary "~1.1.2"
+
 [email protected]:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
@@ -3429,6 +3453,10 @@ miller-rabin@^4.0.0:
     bn.js "^4.0.0"
     brorand "^1.0.1"
 
+"mime-db@>= 1.30.0 < 2":
+  version "1.32.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.32.0.tgz#485b3848b01a3cda5f968b4882c0771e58e09414"
+
 mime-db@~1.30.0:
   version "1.30.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.30.0.tgz#74c643da2dd9d6a45399963465b26d5ca7d71f01"
@@ -3712,6 +3740,10 @@ on-finished@~2.3.0:
   dependencies:
     ee-first "1.1.1"
 
+on-headers@~1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/on-headers/-/on-headers-1.0.1.tgz#928f5d0f470d49342651ea6794b0857c100693f7"
+
 once@^1.3.0, once@^1.3.3, once@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"