add display predicate

2018-01-14 22:11:02 -07:00
parent 58ba368280
commit 08b94dcdf5
9 changed files with 80 additions and 32 deletions
--- a/src/prolog/io.rs
+++ b/src/prolog/io.rs
@@ -109,13 +109,17 @@ impl fmt::Display for ControlInstruction {
            &ControlInstruction::CatchCall =>
                write!(f, "call_catch"),
            &ControlInstruction::CatchExecute =>
-                write!(f, "execute_catch"),            
+                write!(f, "execute_catch"),
+            &ControlInstruction::DisplayCall =>
+                write!(f, "call_display"),
+            &ControlInstruction::DisplayExecute =>
+                write!(f, "execute_display"),
            &ControlInstruction::ExecuteN(arity) =>
                write!(f, "execute_N {}", arity),
            &ControlInstruction::FunctorCall =>
-                write!(f, "functor_call"),
+                write!(f, "call_functor"),
            &ControlInstruction::FunctorExecute =>
-                write!(f, "functor_execute"),
+                write!(f, "execute_functor"),
            &ControlInstruction::Deallocate =>
                write!(f, "deallocate"),
            &ControlInstruction::Execute(ref name, arity) =>