debugging and exploring the repo.

components/script/dom/bindings/codegen/CodegenRust.py

@@ -4750,7 +4750,9 @@ def __init__(self, descriptor, name):
     def define(self):
         # Our first argument is the id we're getting.
         argName = self.arguments[0].identifier.name
-        return ("let %s = string_jsid_to_string(cx, id);\n"
+        return ("println!(\"==========-o-o-o1 {:?}\", id);\n"
+                "match "
+                "let %s = string_jsid_to_string(cx, id);\n"
                 "let this = UnwrapProxy(proxy);\n"
                 "let this = &*this;\n" % argName +
                 CGProxySpecialOperation.define(self))

components/script/dom/bindings/conversions.rs

@@ -141,6 +141,7 @@ impl <T: FromJSValConvertible + JSTraceable> FromJSValConvertible for RootedTrac
 /// Panics if `id` is not string-valued.
 pub fn string_jsid_to_string(cx: *mut JSContext, id: HandleId) -> DOMString {
     unsafe {
+        println!("{:?}", id);
         assert!(RUST_JSID_IS_STRING(id));
         jsstring_to_str(cx, RUST_JSID_TO_STRING(id))
     }