reconcile '[]' and [] (#644), solve remaining conformity issues (#648), move (-->) from dcgs.pl to builtins.pl (#649)

2020-08-02 23:35:53 -06:00
parent 357ae7a8aa
commit 4f15802fbc
12 changed files with 241 additions and 118 deletions
--- a/src/lib/builtins.pl
+++ b/src/lib/builtins.pl
@@ -24,6 +24,8 @@ user:term_expansion((:- op(Pred, Spec, [Op | OtherOps])), OpResults) :-
 :- op(400, yfx, [div, //, rdiv, <<, >>, mod, rem]).
 :- op(200, fy, [+, -, \]).

+:- op(1200, xfx, -->).
+
 % arithmetic comparison operators.
 :- op(700, xfx, [>, <, =\=, =:=, >=, =<]).