Start requiring Universe to build a Type

1 files changed, 7 insertions, 0 deletions

diff --git a/dhall/src/syntax/ast/expr.rs b/dhall/src/syntax/ast/expr.rs
index 18ec9fd..a479b53 100644
--- a/dhall/src/syntax/ast/expr.rs
+++ b/dhall/src/syntax/ast/expr.rs
@@ -1,3 +1,4 @@
+use crate::semantics::Universe;
 use crate::syntax::map::{DupTreeMap, DupTreeSet};
 use crate::syntax::visitor;
 use crate::syntax::*;
@@ -18,6 +19,12 @@ pub enum Const {
     Sort,
 }
 
+impl Const {
+    pub(crate) fn to_universe(self) -> Universe {
+        Universe::from_const(self)
+    }
+}
+
 /// Bound variable
 ///
 /// The `Label` field is the variable's name (i.e. \"`x`\").