diff options
Diffstat (limited to 'dhall/src/semantics/phase/normalize.rs')
| -rw-r--r-- | dhall/src/semantics/phase/normalize.rs | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/dhall/src/semantics/phase/normalize.rs b/dhall/src/semantics/phase/normalize.rs index 5a0f566..459eaf1 100644 --- a/dhall/src/semantics/phase/normalize.rs +++ b/dhall/src/semantics/phase/normalize.rs @@ -590,8 +590,8 @@ pub(crate) fn normalize_one_layer( ty: &Value, ) -> ValueKind { use ValueKind::{ - AppliedBuiltin, BoolLit, DoubleLit, EmptyListLit, IntegerLit, - NEListLit, NEOptionalLit, NaturalLit, RecordLit, TextLit, + AppliedBuiltin, BoolLit, DoubleLit, EmptyListLit, EmptyOptionalLit, + IntegerLit, NEListLit, NEOptionalLit, NaturalLit, RecordLit, TextLit, UnionConstructor, UnionLit, UnionType, }; @@ -739,6 +739,26 @@ pub(crate) fn normalize_one_layer( Ret::Expr(expr) } }, + (RecordLit(kvs), EmptyOptionalLit(_)) => { + match kvs.get(&"None".into()) { + Some(h) => Ret::Value(h.clone()), + None => { + drop(handlers_borrow); + drop(variant_borrow); + Ret::Expr(expr) + } + } + } + (RecordLit(kvs), NEOptionalLit(v)) => { + match kvs.get(&"Some".into()) { + Some(h) => Ret::Value(h.app(v.clone())), + None => { + drop(handlers_borrow); + drop(variant_borrow); + Ret::Expr(expr) + } + } + } _ => { drop(handlers_borrow); drop(variant_borrow); |