begin migrating tests to pure prolog, correct bug in toplevel

2019-11-16 19:15:07 -07:00
parent cee3dbc453
commit bcfd7cbf8d
7 changed files with 188 additions and 3542 deletions
--- a/src/prolog/toplevel.pl
+++ b/src/prolog/toplevel.pl
@@ -49,6 +49,8 @@
       write(Var),
       write(' = '),
       write_term(Value, [quoted(true), variable_names(VarList)])
+    ;  G == [] ->
+       write('true')
    ;  write_term(G, [quoted(true), variable_names(VarList)])
    ).