index inlined and builtin clausetypes inside a BTreeMap

2019-03-26 21:59:50 -06:00
parent 44f762a4f0
commit 32c8a5e55f
7 changed files with 92 additions and 97 deletions
--- a/src/prolog/forms.rs
+++ b/src/prolog/forms.rs
@@ -167,7 +167,7 @@ impl Declaration {
    }
 }

-#[derive(Clone)]
+#[derive(Clone, PartialEq, Eq, PartialOrd, Ord)]
 pub struct OpDecl(pub usize, pub Specifier, pub ClauseName);

 impl OpDecl {