write [a,b,c] correctly with write_canonical (#349)

2020-04-14 23:25:15 -06:00
parent 18dd55d1f4
commit 93a0ab7f0a
1 changed files with 1 additions and 1 deletions
--- a/src/prolog/heap_print.rs
+++ b/src/prolog/heap_print.rs
@@ -1083,7 +1083,7 @@ impl<'a, Outputter: HCValueOutputter> HCPrinter<'a, Outputter> {
        let at_cdr = self.at_cdr(",");

        if !at_cdr && Addr::EmptyList == end_addr {
-            if !self.machine_st.flags.double_quotes.is_codes() {
+            if self.machine_st.flags.double_quotes.is_chars() && !self.ignore_ops {
                self.print_proper_string(buf, max_depth);
                return;
            }