diff options
| author | Nadrieril | 2020-11-28 02:20:38 +0000 |
|---|---|---|
| committer | GitHub | 2020-11-28 02:20:38 +0000 |
| commit | 52eb91195981ccca0232ce6f0cf0a5c82224e3f4 (patch) | |
| tree | 87d73a718e2d39353b512d00879a9d6df3ceeef4 | |
| parent | 8be3891b1e30f61b1f38b96e1ed200f367066032 (diff) | |
| parent | c231c18917a69e87ac4339627620b323d7d9552b (diff) | |
Merge pull request #202 from basile-henry/if-type
If can return a type
Diffstat (limited to '')
| -rw-r--r-- | .gitignore | 1 | ||||
| m--------- | dhall-lang | 0 | ||||
| -rw-r--r-- | dhall/src/operations/typecheck.rs | 4 | ||||
| -rw-r--r-- | dhall/tests/type-inference/failure/unit/IfBranchesNotTermTypeOrKind.txt | 4 | ||||
| -rw-r--r-- | dhall/tests/type-inference/failure/unit/IfBranchesNotType.txt | 6 |
5 files changed, 5 insertions, 10 deletions
@@ -1 +1,2 @@ +.direnv target diff --git a/dhall-lang b/dhall-lang -Subproject 8e0674eb419876e81d9e2218ddefc503a85fd58 +Subproject b2344e922a3cebc4f5b055abe52d3ec50be6eab diff --git a/dhall/src/operations/typecheck.rs b/dhall/src/operations/typecheck.rs index 3016fea..bc0e864 100644 --- a/dhall/src/operations/typecheck.rs +++ b/dhall/src/operations/typecheck.rs @@ -350,8 +350,8 @@ pub fn typecheck_operation( if *x.ty().kind() != NirKind::from_builtin(Builtin::Bool) { return span_err("InvalidPredicate"); } - if y.ty().ty().as_const() != Some(Const::Type) { - return span_err("IfBranchMustBeTerm"); + if y.ty().ty().as_const().is_none() { + return span_err("IfBranchMustBeTermTypeOrKind"); } if y.ty() != z.ty() { return span_err("IfBranchMismatch"); diff --git a/dhall/tests/type-inference/failure/unit/IfBranchesNotTermTypeOrKind.txt b/dhall/tests/type-inference/failure/unit/IfBranchesNotTermTypeOrKind.txt index 8b46d1f..4023128 100644 --- a/dhall/tests/type-inference/failure/unit/IfBranchesNotTermTypeOrKind.txt +++ b/dhall/tests/type-inference/failure/unit/IfBranchesNotTermTypeOrKind.txt @@ -1,6 +1,6 @@ -Type error: error: IfBranchMustBeTerm +Type error: error: IfBranchMustBeTermTypeOrKind --> <current file>:1:1 | 1 | if True then Kind else Kind - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ IfBranchMustBeTerm + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ IfBranchMustBeTermTypeOrKind | diff --git a/dhall/tests/type-inference/failure/unit/IfBranchesNotType.txt b/dhall/tests/type-inference/failure/unit/IfBranchesNotType.txt deleted file mode 100644 index 4c9ec28..0000000 --- a/dhall/tests/type-inference/failure/unit/IfBranchesNotType.txt +++ /dev/null @@ -1,6 +0,0 @@ -Type error: error: IfBranchMustBeTerm - --> <current file>:1:1 - | -1 | if True then Type else Type - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ IfBranchMustBeTerm - | |