properly handle cyclic terms in the printer.

2018-05-05 12:33:29 -06:00
parent d6495c8195
commit 81a199836d
5 changed files with 113 additions and 91 deletions
--- a/src/prolog/machine/mod.rs
+++ b/src/prolog/machine/mod.rs
@@ -375,8 +375,7 @@ impl Machine {
        if self.ms.ball.stub.len() > 0 {
            let h = self.ms.heap.h;
            self.ms.copy_and_align_ball_to_heap();
-
-            let heap_locs = self.ms.reconstruct_dict(heap_locs, h);
+            
            let error_str = self.ms.print_exception(Addr::HeapCell(h),
                                                    &heap_locs,
                                                    TermFormatter {},