From 5f0d69671b44ba1dff6becb9ebc7f6e74241e3e2 Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Fri, 16 Aug 2019 18:14:55 +0200
Subject: Remove dead code

---
 dhall/src/phase/mod.rs       |  8 --------
 dhall/src/phase/normalize.rs | 22 +---------------------
 dhall/src/phase/typecheck.rs | 10 +++++-----
 3 files changed, 6 insertions(+), 34 deletions(-)

(limited to 'dhall/src/phase')

diff --git a/dhall/src/phase/mod.rs b/dhall/src/phase/mod.rs
index 778f990..5a6d4db 100644
--- a/dhall/src/phase/mod.rs
+++ b/dhall/src/phase/mod.rs
@@ -76,11 +76,6 @@ impl Resolved {
     pub fn typecheck_with(self, ty: &Type) -> Result<Typed, TypeError> {
         typecheck::typecheck_with(self, ty)
     }
-    /// Pretends this expression has been typechecked. Use with care.
-    #[allow(dead_code)]
-    pub(crate) fn skip_typecheck(self) -> Typed {
-        typecheck::skip_typecheck(self)
-    }
 }
 
 impl Typed {
@@ -168,9 +163,6 @@ impl Normalized {
     pub(crate) fn to_type(&self) -> Type {
         self.0.to_type()
     }
-    pub(crate) fn to_value(&self) -> Value {
-        self.0.to_value()
-    }
     pub(crate) fn into_typed(self) -> Typed {
         self.0
     }
diff --git a/dhall/src/phase/normalize.rs b/dhall/src/phase/normalize.rs
index fd0197d..2a2bf3e 100644
--- a/dhall/src/phase/normalize.rs
+++ b/dhall/src/phase/normalize.rs
@@ -5,13 +5,11 @@ use dhall_syntax::{
     NaiveDouble,
 };
 
-use crate::core::context::NormalizationContext;
 use crate::core::thunk::{Thunk, TypedThunk};
 use crate::core::value::Value;
 use crate::core::var::{Shift, Subst};
-use crate::phase::{Normalized, NormalizedSubExpr, ResolvedSubExpr, Typed};
+use crate::phase::{Normalized, NormalizedSubExpr, Typed};
 
-pub(crate) type InputSubExpr = ResolvedSubExpr;
 pub(crate) type OutputSubExpr = NormalizedSubExpr;
 
 // Ad-hoc macro to help construct closures
@@ -381,24 +379,6 @@ pub(crate) fn squash_textlit(
     ret
 }
 
-/// Reduces the imput expression to a Value. Evaluates as little as possible.
-pub(crate) fn normalize_whnf(ctx: NormalizationContext, expr: InputSubExpr) -> Value {
-    match expr.as_ref() {
-        ExprF::Embed(e) => return e.to_value(),
-        ExprF::Var(v) => return ctx.lookup(v),
-        _ => {}
-    }
-
-    // Thunk subexpressions
-    let expr: ExprF<Thunk, Normalized> =
-        expr.as_ref().map_ref_with_special_handling_of_binders(
-            |e| Thunk::new(ctx.clone(), e.clone()),
-            |x, e| Thunk::new(ctx.skip(x), e.clone()),
-        );
-
-    normalize_one_layer(expr)
-}
-
 // Small helper enum to avoid repetition
 enum Ret<'a> {
     Value(Value),
diff --git a/dhall/src/phase/typecheck.rs b/dhall/src/phase/typecheck.rs
index 7bbad38..dd6da70 100644
--- a/dhall/src/phase/typecheck.rs
+++ b/dhall/src/phase/typecheck.rs
@@ -4,7 +4,7 @@ use dhall_syntax::{
     rc, Builtin, Const, Expr, ExprF, InterpolatedTextContents, Label, SubExpr,
 };
 
-use crate::core::context::{NormalizationContext, TypecheckContext};
+use crate::core::context::TypecheckContext;
 use crate::core::thunk::{Thunk, TypedThunk};
 use crate::core::value::Value;
 use crate::core::var::{Shift, Subst};
@@ -1009,11 +1009,11 @@ pub(crate) fn typecheck(e: Resolved) -> Result<Typed, TypeError> {
     type_of(e.0)
 }
 
-pub(crate) fn typecheck_with(e: Resolved, ty: &Type) -> Result<Typed, TypeError> {
+pub(crate) fn typecheck_with(
+    e: Resolved,
+    ty: &Type,
+) -> Result<Typed, TypeError> {
     let expr: SubExpr<_> = e.0;
     let ty: SubExpr<_> = ty.to_expr();
     type_of(expr.rewrap(ExprF::Annot(expr.clone(), ty)))
 }
-pub(crate) fn skip_typecheck(e: Resolved) -> Typed {
-    Typed::from_thunk_untyped(Thunk::new(NormalizationContext::new(), e.0))
-}
-- 
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