emk · December 12, 2014 11:09 · Dec 12, 2014
diff --git a/call.rs b/call.rs
@@ -0,0 +1,25 @@
+    /// Call the global JavaScript function named `fn_name` with `args`, and
+    /// return the result.
+    pub fn call<'a>(&mut self, fn_name: &str,
+                    args: &[&Encodable<Encoder<'a>, DuktapeError>]) ->
+        DuktapeResult<Value<'static>>
+    {
+        unsafe {
+            assert_stack_height_unchanged!(self, {
+                duk_push_global_object(self.ptr);
+                fn_name.with_c_str(|c_str| {
+                    duk_get_prop_string(self.ptr, -1, c_str);
+                });
+                {
+                    let mut encoder = Encoder::new(self);
+                    for arg in args.iter() {
+                        arg.encode(&mut encoder).unwrap();
+                    }
+                }
+                let status = duk_pcall(self.ptr, args.len() as i32);
+                let result = self.pop_result(status);
+                duk_pop(self.ptr); // Remove global object.
+                result
+            })
+        }
+    }
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