Make raw-loader load the contents of binary modules (codesandbox#770)

Author: lbogdan

packages/app/src/sandbox/eval/transpilers/raw/index.js

@@ -6,11 +6,18 @@ class RawTranspiler extends Transpiler {
     super('raw-loader');
   }
 
-  doTranspilation(code: string) {
-    return Promise.resolve({
-      transpiledCode: `
-      module.exports = ${JSON.stringify(code)};`,
-    });
+  async doTranspilation(code: string) {
+    // code is a URL, this is probably a binary module, load its contents
+    if (code.substr(0, 4) === 'http') {
+      const res = await fetch(code);
+      const text = await res.text();
+      return {
+        transpiledCode: `module.exports = ${JSON.stringify(text)};`,
+      };
+    }
+    return {
+      transpiledCode: `module.exports = ${JSON.stringify(code)};`,
+    };
   }
 }