Feature: React gen2 SDK: setIvm export (#3665)

## Description
BuilderIO · Nov 1, 2024 · 800457c · 800457c
1 parent 45cea15
commit 800457c
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Showing 6 changed files with 19 additions and 7 deletions.
diff --git a/.changeset/new-sloths-try.md b/.changeset/new-sloths-try.md
@@ -0,0 +1,5 @@
+---
+'@builder.io/sdk-react': patch
+---
+
+Feature: add `/node/setIvm` export path. It provides a `setIvm` function that can be used to provide the SDK with an instance of the `isolated-vm` module. This is needed in Node.js environments for data bindings to work when `/node/init` can't be used.
diff --git a/.yarn/versions/57f7f014.yml b/.yarn/versions/57f7f014.yml
diff --git a/packages/sdks/output/react/package.json b/packages/sdks/output/react/package.json
@@ -85,6 +85,11 @@
       "import": "./lib/node/init.mjs",
       "require": "./lib/node/init.cjs"
     },
+    "./node/setIvm": {
+      "types": "./types/functions/evaluate/node-runtime/setIvm.d.ts",
+      "import": "./lib/node/setIvm.mjs",
+      "require": "./lib/node/setIvm.cjs"
+    },
     "./edge": {
       "types": "./types/index.d.ts",
       "import": "./lib/edge/edge-entry.mjs",
@@ -148,5 +153,6 @@
         ]
       }
     }
-  }
+  },
+  "stableVersion": "2.0.23"
 }
diff --git a/packages/sdks/output/react/vite.config.ts b/packages/sdks/output/react/vite.config.ts
@@ -219,6 +219,7 @@ export default defineConfig({
         ...(SDK_ENV === 'node'
           ? {
               init: './src/functions/evaluate/node-runtime/init.ts',
+              setIvm: './src/functions/evaluate/node-runtime/setIvm.ts',
             }
           : {}),
       },

diff --git a/packages/sdks/src/functions/evaluate/node-runtime/node-runtime.ts b/packages/sdks/src/functions/evaluate/node-runtime/node-runtime.ts
@@ -86,8 +86,9 @@ let IVM_CONTEXT: Context | null = null;
  * `safeDynamicRequire` trick to import the `isolated-vm` package.
  */
 export const setIvm = (ivm: IsolatedVMImport, options: IsolateOptions = {}) => {
-  IVM_INSTANCE = ivm;
+  if (IVM_INSTANCE) return;
 
+  IVM_INSTANCE = ivm;
   setIsolateContext(options);
 };
 
@@ -121,6 +122,8 @@ const getIvm = (): IsolatedVMImport => {
 };
 
 function setIsolateContext(options: IsolateOptions = { memoryLimit: 128 }) {
+  if (IVM_CONTEXT) return IVM_CONTEXT;
+
   const ivm = getIvm();
   const isolate = new ivm.Isolate(options);
   const context = isolate.createContextSync();
@@ -143,11 +146,7 @@ function setIsolateContext(options: IsolateOptions = { memoryLimit: 128 }) {
 }
 
 const getIsolateContext = () => {
-  if (IVM_CONTEXT) return IVM_CONTEXT;
-
-  const context = setIsolateContext();
-
-  return context;
+  return setIsolateContext();
 };
 
 export const runInNode = ({

diff --git a/packages/sdks/src/functions/evaluate/node-runtime/setIvm.ts b/packages/sdks/src/functions/evaluate/node-runtime/setIvm.ts
@@ -0,0 +1 @@
+export { setIvm } from './node-runtime.js';