Added Todo placeholder type

jstz_api/src/lib.rs

@@ -4,6 +4,7 @@ mod kv;
 pub mod encoding;
 pub mod http;
 pub mod idl;
+mod todo;
 pub mod url;
 pub mod urlpattern;
 pub use console::ConsoleApi;

jstz_api/src/todo.rs

@@ -0,0 +1,40 @@
+use boa_engine::value::TryFromJs;
+use boa_gc::{custom_trace, Finalize, Trace};
+use jstz_core::value::IntoJs;
+
+/// A placeholder for types that have yet to be defined
+#[derive(Debug)]
+pub enum Todo {
+    Todo,
+}
+
+impl Finalize for Todo {
+    fn finalize(&self) {
+        todo!()
+    }
+}
+
+#[allow(unused_variables)]
+unsafe impl Trace for Todo {
+    custom_trace!(this, todo!());
+}
+
+#[allow(unused_variables)]
+impl IntoJs for Todo {
+    fn into_js(
+        self,
+        context: &mut boa_engine::prelude::Context<'_>,
+    ) -> boa_engine::prelude::JsValue {
+        todo!()
+    }
+}
+
+#[allow(unused_variables)]
+impl TryFromJs for Todo {
+    fn try_from_js(
+        value: &boa_engine::prelude::JsValue,
+        context: &mut boa_engine::prelude::Context<'_>,
+    ) -> boa_engine::prelude::JsResult<Self> {
+        todo!()
+    }
+}