work

src/binaryen-embind.cpp

@@ -77,9 +77,23 @@ EMSCRIPTEN_BINDINGS(Binaryen) {
   class_<Function>("Function")
     ;
 
+  class_<NameType>("NameType")
+    .constructor<Name, Type>()
+    .property("name", &NameType::name)
+    .property("type", &NameType::type)
+    ;
+
+  register_vector<NameType>("NameTypeVec");
+
   class_<Builder>("Builder")
     .constructor<Module&>()
-    .function("makeFunction", select_overload<std::unique_ptr<Function> (Name, std::vector<NameType>&&, HeapType, std::vector<NameType>&& vars, Expression*)>(&Builder::makeFunction), allow_raw_pointers())
+    .function("makeFunction",
+              select_overload<std::unique_ptr<Function> (Name,
+                                                         std::vector<NameType>&&,
+                                                         HeapType,
+                                                         std::vector<NameType>&& vars,
+                                                         Expression*)
+                             >(&Builder::makeFunction), allow_raw_pointers())
 
     // All Expression classes...
     .function("makeNop", &Builder::makeNop, allow_raw_pointers()) 

test/binaryen-embind.js/basics.js

@@ -17,7 +17,7 @@ const binaryenFactory = require(binaryen_js_path);
 
 binaryenFactory().then((binaryen) => {
   // Create a Module.
-  var module = new binaryen.Module();
+  const module = new binaryen.Module();
 
   // Check it prints out as empty.
   normEqual(binaryen.stringify(module),
@@ -26,6 +26,8 @@ binaryenFactory().then((binaryen) => {
              )
             `);
 
+  const builder = new binaryen.Builder(module);
+  const func = builder.makeFunction("foo", 
   console.log('success.');
 });