From 77af0bbc171618f48531cc6b1d77e18089928885 Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Tue, 13 Aug 2019 20:54:15 +0200
Subject: Stop tracking the absence of Embed values at the type level

---
 dhall_syntax/src/core/visitor.rs | 15 +--------------
 1 file changed, 1 insertion(+), 14 deletions(-)

(limited to 'dhall_syntax/src/core/visitor.rs')

diff --git a/dhall_syntax/src/core/visitor.rs b/dhall_syntax/src/core/visitor.rs
index 50ec68a..e39e95b 100644
--- a/dhall_syntax/src/core/visitor.rs
+++ b/dhall_syntax/src/core/visitor.rs
@@ -243,7 +243,7 @@ impl<'a, T, SE1, SE2, E1, E2> ExprFFallibleVisitor<'a, SE1, SE2, E1, E2>
 where
     T: ExprFInFallibleVisitor<'a, SE1, SE2, E1, E2>,
 {
-    type Error = X;
+    type Error = Void;
 
     fn visit_subexpr(&mut self, subexpr: &'a SE1) -> Result<SE2, Self::Error> {
         Ok(self.0.visit_subexpr(subexpr))
@@ -379,16 +379,3 @@ where
         (self.0)(embed)
     }
 }
-
-pub struct AbsurdVisitor;
-
-impl<'a, 'b, E> ExprFInFallibleVisitor<'a, SubExpr<X>, SubExpr<E>, X, E>
-    for &'b mut AbsurdVisitor
-{
-    fn visit_subexpr(&mut self, subexpr: &'a SubExpr<X>) -> SubExpr<E> {
-        SubExpr::from_expr_no_span(subexpr.as_ref().visit(&mut **self))
-    }
-    fn visit_embed(self, embed: &'a X) -> E {
-        match *embed {}
-    }
-}
-- 
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