⚡ Bolt: [performance improvement] Optimize readFileSync memory allocation

packages/expo-brownfield/plugin/src/common/filesystem.ts

@@ -25,14 +25,16 @@ const interpolateVariables = (str: string, variables: Record<string, unknown>):
 const maybeReadOverwrittenTemplate = (template: string, platform?: PlatformString): string => {
   try {
     accessSync(path.join(process.cwd(), '.brownfield-templates'));
+    // ⚡ Bolt Optimization: Pass 'utf8' encoding directly to avoid unnecessary intermediate buffer allocation
     if (existsSync(path.join(process.cwd(), '.brownfield-templates', template))) {
-      return readFileSync(path.join(process.cwd(), '.brownfield-templates', template)).toString();
+      return readFileSync(path.join(process.cwd(), '.brownfield-templates', template), 'utf8');
     }
 
     if (existsSync(path.join(process.cwd(), '.brownfield-templates', platform ?? '.', template))) {
       return readFileSync(
-        path.join(process.cwd(), '.brownfield-templates', platform ?? '.', template)
-      ).toString();
+        path.join(process.cwd(), '.brownfield-templates', platform ?? '.', template),
+        'utf8'
+      );
     }
     // eslint-disable-next-line no-empty
   } catch {}
@@ -55,7 +57,8 @@ const readTemplate = (template: string, platform?: PlatformString): string => {
     throw new Error(`Template ${template} doesn't exist at ${templatePath}`);
   }
 
-  return readFileSync(templatePath).toString();
+  // ⚡ Bolt Optimization: Pass 'utf8' encoding directly to avoid unnecessary intermediate buffer allocation
+  return readFileSync(templatePath, 'utf8');
 };
 
 const createFileFromTemplateInternal = (

packages/pod-install/src/index.ts

@@ -41,7 +41,8 @@ async function runAsync(maybeProjectDirectory?: string): Promise<void> {
       process.exit(1);
     }
 
-    const jsonData = JSON.parse(readFileSync(packageJsonPath).toString());
+    // ⚡ Bolt Optimization: Use 'utf8' encoding directly in readFileSync to avoid unnecessary memory allocation for the intermediate buffer
+    const jsonData = JSON.parse(readFileSync(packageJsonPath, 'utf8'));
     const hasExpoPackage = jsonData.dependencies?.hasOwnProperty('expo');
 
     if (hasExpoPackage) {