From 6e42d4fa3da81ab5f0c3da1a219ba9e50de95ff9 Mon Sep 17 00:00:00 2001
From: Daniel D Orlando <dan@danorlando.com>
Date: Fri, 7 Apr 2023 07:27:05 -0700
Subject: [PATCH] Fix: fix javascript heap out of memory error from vite

---
 client/tsconfig.json  |  2 +-
 client/vite.config.ts | 38 ++++++++++++++++++++++++++++++++++++--
 2 files changed, 37 insertions(+), 3 deletions(-)

diff --git a/client/tsconfig.json b/client/tsconfig.json
index c9ae48d29..fd38a638a 100644
--- a/client/tsconfig.json
+++ b/client/tsconfig.json
@@ -8,7 +8,7 @@
       "ESNext"
     ],
     "allowJs": true,
-    "skipLibCheck": true,
+    "skipLibCheck": false,
     "esModuleInterop": true,
     "allowSyntheticDefaultImports": true,
     "strict": true,
diff --git a/client/vite.config.ts b/client/vite.config.ts
index 73edb63a9..b9e3da31c 100644
--- a/client/vite.config.ts
+++ b/client/vite.config.ts
@@ -1,6 +1,7 @@
 import { defineConfig } from 'vite';
 import react from '@vitejs/plugin-react';
 import path from 'path';
+import type { Plugin } from "vite";
 
 // https://vitejs.dev/config/
 export default defineConfig({
@@ -19,11 +20,25 @@ export default defineConfig({
       }
     }
   },
-  plugins: [react()],
+  plugins: [react(), sourcemapExclude({ excludeNodeModules: true }),],
   publicDir: './public',
   build: {
     sourcemap: true,
-    outDir: './dist'
+    outDir: './dist',
+    rollupOptions: {
+      output: {
+        manualChunks: (id) => {
+          if (id.includes("node_modules")) {
+            return "vendor";
+          }
+        },
+        sourcemapIgnoreList: (relativeSourcePath) => {
+          const normalizedPath = path.normalize(relativeSourcePath);
+          return normalizedPath.includes("node_modules");
+        },
+      },
+      cache: false,
+    },
   },
   resolve: {
     alias: {
@@ -31,3 +46,22 @@ export default defineConfig({
     }
   }
 });
+
+interface SourcemapExclude {
+  excludeNodeModules?: boolean;
+}
+export function sourcemapExclude(opts?: SourcemapExclude): Plugin {
+  return {
+      name: "sourcemap-exclude",
+      transform(code: string, id: string) {
+          if (opts?.excludeNodeModules && id.includes("node_modules")) {
+              return {
+                  code,
+                  // https://github.com/rollup/rollup/blob/master/docs/plugin-development/index.md#source-code-transformations
+                  map: { mappings: "" },
+              };
+          }
+      },
+  };
+}
+