From f69e89ede4ff3e5ad404d145c67e0776d542009a Mon Sep 17 00:00:00 2001
From: Jeroen Claassens <support@favware.tech>
Date: Fri, 15 Dec 2023 00:41:03 +0100
Subject: [PATCH] refactor: change to use json-stream-stringify to allow for
 large POJO stringification

---
 package.json  |  1 +
 src/server.ts | 17 ++++++++++++++++-
 yarn.lock     |  8 ++++++++
 3 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/package.json b/package.json
index ab6fd8aadb..ccd37f990c 100644
--- a/package.json
+++ b/package.json
@@ -93,6 +93,7 @@
     "eslint-plugin-prettier": "^5.0.1",
     "graphql-parse-resolve-info": "^4.14.0",
     "graphql-tag": "^2.12.6",
+    "json-stream-stringify": "^3.1.1",
     "koa": "^2.14.2",
     "koa-bodyparser": "^4.4.1",
     "lint-staged": "^15.2.0",
diff --git a/src/server.ts b/src/server.ts
index f047ccf3b4..587cf5d36f 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -9,6 +9,7 @@ import cors from '@koa/cors';
 import Koa from 'koa';
 import bodyParser from 'koa-bodyparser';
 import { createServer, type IncomingMessage, type Server, type ServerResponse } from 'node:http';
+import { JsonStreamStringify } from 'json-stream-stringify';
 
 const gqlServer = async (): Promise<Server<typeof IncomingMessage, typeof ServerResponse>> => {
   const app = new Koa();
@@ -27,7 +28,21 @@ const gqlServer = async (): Promise<Server<typeof IncomingMessage, typeof Server
         variables: defaultVariables,
         embed: true
       })
-    ]
+    ],
+    stringifyResult: async (value) => {
+      const stringifyStream = new JsonStreamStringify(value);
+      let stringified = '';
+
+      try {
+        for await (const chunk of stringifyStream) {
+          stringified += chunk;
+        }
+
+        return `${stringified}\n`;
+      } catch (error) {
+        return '';
+      }
+    }
   });
 
   await apolloServer.start();
diff --git a/yarn.lock b/yarn.lock
index f5fce45f13..a9e67978db 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1524,6 +1524,7 @@ __metadata:
     graphql: "npm:^16.8.1"
     graphql-parse-resolve-info: "npm:^4.14.0"
     graphql-tag: "npm:^2.12.6"
+    json-stream-stringify: "npm:^3.1.1"
     koa: "npm:^2.14.2"
     koa-bodyparser: "npm:^4.4.1"
     lint-staged: "npm:^15.2.0"
@@ -7072,6 +7073,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"json-stream-stringify@npm:^3.1.1":
+  version: 3.1.1
+  resolution: "json-stream-stringify@npm:3.1.1"
+  checksum: db6234d7afe5b933aee6b8d6328fb2816850ab6c1741ce3b335f29d866e9dad7fc1f0ca0d7961bd75145d3d9e6b725d73169de09982cb465537becf20ba3a36b
+  languageName: node
+  linkType: hard
+
 "json-to-pretty-yaml@npm:^1.2.2":
   version: 1.2.2
   resolution: "json-to-pretty-yaml@npm:1.2.2"