fix duplicate_term bug

2018-01-14 23:05:15 -07:00
parent 08b94dcdf5
commit a4022d569f
10 changed files with 60 additions and 32 deletions
--- a/src/prolog/macros.rs
+++ b/src/prolog/macros.rs
@@ -276,7 +276,7 @@ macro_rules! succeed {

 macro_rules! duplicate_term {
    () => (
-        Line::BuiltIn(BuiltInInstruction::DuplicateTerm)
+        Line::Control(ControlInstruction::DuplicateTermCall)
    )
 }

@@ -393,3 +393,9 @@ macro_rules! infix {
        Fixity::In
    )
 }
+
+macro_rules! display {
+    () => (
+        Line::Control(ControlInstruction::DisplayCall)
+    )
+}