Update src/generators/legacy-json/index.mjs

Co-authored-by: Augustin Mauroy <[email protected]>

Author: flakey5

src/generators/legacy-json/index.mjs

@@ -49,17 +49,17 @@ export default {
       return section;
     };
 
-    for (const node of headNodes) {
+    await Promise.all(headNodes.map(async node => {
       // Get the json for the node's section
       const section = processModuleNodes(node);
-
+    
       // Write it to the output file
       await writeFile(
         join(output, `${node.api}.json`),
         JSON.stringify(section),
         'utf8'
       );
-    }
+    }));
 
     return generatedValues;
   },