fix attribute_goals/2 display bugs, cycle detection bug

2019-02-14 01:12:52 -07:00
parent f616b4ddfd
commit cd5549ee5b
12 changed files with 176 additions and 107 deletions
--- a/src/prolog/heap_print.rs
+++ b/src/prolog/heap_print.rs
@@ -630,7 +630,7 @@ impl<'a, Outputter: HCValueOutputter> HCPrinter<'a, Outputter>

    pub fn print(mut self, addr: Addr) -> Outputter {
        let mut iter = self.machine_st.pre_order_iter(addr);
-        
+
        loop {
            if let Some(loc_data) = self.state_stack.pop() {
                match loc_data {