From 3f68c43d0634fd4357444a667852ade780082fb6 Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Wed, 19 Sep 2018 11:54:32 -0700
Subject: [PATCH] Add `#[derive(Clone, Debug)]` to all web-sys types

They're all cloneable and debuggable!
---
 crates/webidl/src/lib.rs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/crates/webidl/src/lib.rs b/crates/webidl/src/lib.rs
index f88a314c..92996612 100644
--- a/crates/webidl/src/lib.rs
+++ b/crates/webidl/src/lib.rs
@@ -468,11 +468,18 @@ impl<'src> FirstPassRecord<'src> {
             name,
             mdn_doc(name, None),
         ));
+        let derive = syn::Attribute {
+            pound_token: Default::default(),
+            style: syn::AttrStyle::Outer,
+            bracket_token: Default::default(),
+            path: Ident::new("derive", Span::call_site()).into(),
+            tts: quote!((Debug, Clone)),
+        };
         let mut import_type = backend::ast::ImportType {
             vis: public(),
             rust_name: rust_ident(camel_case_ident(name).as_str()),
             js_name: name.to_string(),
-            attrs: Vec::new(),
+            attrs: vec![derive],
             doc_comment: None,
             instanceof_shim: format!("__widl_instanceof_{}", name),
             extends: self.all_superclasses(name)