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Diffstat (limited to 'dhall_core/src/core.rs')
-rw-r--r-- | dhall_core/src/core.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/dhall_core/src/core.rs b/dhall_core/src/core.rs index 7859c73..c0e04ed 100644 --- a/dhall_core/src/core.rs +++ b/dhall_core/src/core.rs @@ -174,6 +174,10 @@ pub enum ExprF<SubExpr, Label, Note, Embed> { EmptyListLit(SubExpr), /// [x, y, z] NEListLit(Vec<SubExpr>), + /// Deprecated Optional literal form + /// [] : Optional a + /// [x] : Optional a + OldOptionalLit(Option<SubExpr>, SubExpr), /// None t EmptyOptionalLit(SubExpr), /// Some e |