Add missing Debug implementations

Author: madsmtm

src/lib.rs

@@ -76,6 +76,8 @@
 
 #![no_std]
 #![warn(elided_lifetimes_in_paths)]
+#![warn(missing_copy_implementations)]
+#![warn(missing_debug_implementations)]
 #![warn(missing_docs)]
 #![deny(non_ascii_idents)]
 #![warn(unreachable_pub)]