Pre: Move PushComputed up module hierarchy; make it public.

query-algebrizer/src/clauses/mod.rs

@@ -841,6 +841,18 @@ impl ConjoiningClauses {
     }
 }
 
+pub trait PushComputed {
+    fn push_computed(&mut self, item: ComputedTable) -> DatomsTable;
+}
+
+impl PushComputed for Vec<ComputedTable> {
+    fn push_computed(&mut self, item: ComputedTable) -> DatomsTable {
+        let next_index = self.len();
+        self.push(item);
+        DatomsTable::Computed(next_index)
+    }
+}
+
 // These are helpers that tests use to build Schema instances.
 #[cfg(test)]
 fn associate_ident(schema: &mut Schema, i: NamespacedKeyword, e: Entid) {

query-algebrizer/src/clauses/or.rs

@@ -29,7 +29,10 @@ use mentat_query::{
     WhereClause,
 };
 
-use clauses::ConjoiningClauses;
+use clauses::{
+    ConjoiningClauses,
+    PushComputed,
+};
 
 use errors::{
     Result,
@@ -74,18 +77,6 @@ fn _simply_matches_value_place(left: &PatternValuePlace, right: &PatternValuePla
     }
 }
 
-trait PushComputed {
-    fn push_computed(&mut self, item: ComputedTable) -> DatomsTable;
-}
-
-impl PushComputed for Vec<ComputedTable> {
-    fn push_computed(&mut self, item: ComputedTable) -> DatomsTable {
-        let next_index = self.len();
-        self.push(item);
-        DatomsTable::Computed(next_index)
-    }
-}
-
 pub enum DeconstructedOrJoin {
     KnownSuccess,
     KnownEmpty(EmptyBecause),
@@ -1119,4 +1110,4 @@ mod testing {
                     [_ :foo/height ?x]]"#;
         compare_ccs(alg(&schema, query), alg(&schema, simple));
     }
-}
+}