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-rw-r--r--dhall/src/semantics/phase/mod.rs2
-rw-r--r--dhall/src/semantics/phase/normalize.rs11
2 files changed, 7 insertions, 6 deletions
diff --git a/dhall/src/semantics/phase/mod.rs b/dhall/src/semantics/phase/mod.rs
index f24a668..a25f096 100644
--- a/dhall/src/semantics/phase/mod.rs
+++ b/dhall/src/semantics/phase/mod.rs
@@ -91,7 +91,7 @@ impl Resolved {
impl Typed {
/// Reduce an expression to its normal form, performing beta reduction
pub fn normalize(&self) -> Normalized {
- Normalized(self.0.normalize_nf_noenv())
+ Normalized(self.0.rec_eval_closed_expr())
}
/// Converts a value back to the corresponding AST expression.
diff --git a/dhall/src/semantics/phase/normalize.rs b/dhall/src/semantics/phase/normalize.rs
index f36ec4a..ea1a25b 100644
--- a/dhall/src/semantics/phase/normalize.rs
+++ b/dhall/src/semantics/phase/normalize.rs
@@ -457,6 +457,7 @@ pub(crate) fn normalize_whnf(
match v {
ValueKind::AppliedBuiltin(closure) => closure.ensure_whnf(ty),
ValueKind::PartialExpr(e) => normalize_one_layer(e, ty, &NzEnv::new()),
+ ValueKind::Thunk(th) => th.eval().kind().clone(),
ValueKind::TextLit(elts) => {
ValueKind::TextLit(squash_textlit(elts.into_iter()))
}
@@ -475,7 +476,7 @@ pub(crate) fn normalize_tyexpr_whnf(tye: &TyExpr, env: &NzEnv) -> Value {
let kind = match tye.kind() {
TyExprKind::Var(var) => return env.lookup_val(var),
TyExprKind::Expr(ExprKind::Lam(binder, annot, body)) => {
- let annot = annot.normalize_whnf(env);
+ let annot = annot.eval(env);
ValueKind::LamClosure {
binder: Binder::new(binder.clone()),
annot: annot.clone(),
@@ -483,7 +484,7 @@ pub(crate) fn normalize_tyexpr_whnf(tye: &TyExpr, env: &NzEnv) -> Value {
}
}
TyExprKind::Expr(ExprKind::Pi(binder, annot, body)) => {
- let annot = annot.normalize_whnf(env);
+ let annot = annot.eval(env);
let closure = Closure::new(annot.clone(), env, body.clone());
ValueKind::PiClosure {
binder: Binder::new(binder.clone()),
@@ -492,11 +493,11 @@ pub(crate) fn normalize_tyexpr_whnf(tye: &TyExpr, env: &NzEnv) -> Value {
}
}
TyExprKind::Expr(ExprKind::Let(_, None, val, body)) => {
- let val = val.normalize_whnf(env);
- return body.normalize_whnf(&env.insert_value(val));
+ let val = val.eval(env);
+ return body.eval(&env.insert_value(val));
}
TyExprKind::Expr(e) => {
- let e = e.map_ref(|tye| tye.normalize_whnf(env));
+ let e = e.map_ref(|tye| tye.eval(env));
normalize_one_layer(e, &ty, env)
}
};