rishi/scryer-prolog
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inline comparison instructions.

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This commit is contained in:
Mark Thom
2017-12-04 21:01:23 -07:00
parent 8e5aaf02a4
commit cf6a47272a
8 changed files with 110 additions and 123 deletions
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9
src/prolog/iterators.rs
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@@ -40,9 +40,10 @@ impl<'a> QueryIterator<'a> {
let state = IteratorState::Clause(0, ClauseType::Catch, terms);
QueryIterator { state_stack: vec![state] }
},
&QueryTerm::CompareNumber(_, ref terms) | &QueryTerm::Is(ref terms) => {
let state = IteratorState::Clause(0, ClauseType::Is, terms);
QueryIterator { state_stack: vec![state] }
&QueryTerm::Inlined(InlinedQueryTerm::CompareNumber(_, ref terms))
| &QueryTerm::Is(ref terms) => {
let state = IteratorState::Clause(0, ClauseType::Is, terms);
QueryIterator { state_stack: vec![state] }
},
&QueryTerm::Inlined(InlinedQueryTerm::IsAtomic(ref terms))
| &QueryTerm::Inlined(InlinedQueryTerm::IsVar(ref terms)) =>
@@ -270,7 +271,7 @@ impl<'a> ChunkedIterator<'a>
arity = child_terms.len();
break;
},
&QueryTerm::Is(_) | &QueryTerm::CompareNumber(_, _) => {
&QueryTerm::Is(_) => {
result.push(term);
arity = 2;
break;