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authorNadrieril2019-04-06 11:33:10 +0200
committerNadrieril2019-04-06 11:33:10 +0200
commit3ce264fb88fb659f238601b70d6b7c5683a43aee (patch)
tree040ac833bbe4f48aef0de7adc6f47d8d675d461e /dhall/src
parent320eddc8850b1a36a006cbb136e54a9e2322674f (diff)
Ensure all type errors carry normalized types
Diffstat (limited to '')
-rw-r--r--dhall/src/typecheck.rs11
1 files changed, 4 insertions, 7 deletions
diff --git a/dhall/src/typecheck.rs b/dhall/src/typecheck.rs
index 97c4de6..5184e72 100644
--- a/dhall/src/typecheck.rs
+++ b/dhall/src/typecheck.rs
@@ -279,14 +279,14 @@ where
SubExpr::clone(r)
};
- let tR = type_with(ctx, r)?;
+ let tR = normalized_type_with(ctx, r)?;
let ttR = normalized_type_with(ctx, tR.clone())?;
// Don't bother to provide a `let`-specific version of this error
// message because this should never happen anyway
let kR = ensure_const(&ttR, InvalidInputType(tR.clone()))?;
let ctx2 = ctx.insert(f.clone(), tR.clone());
- let tB = type_with(&ctx2, b.clone())?;
+ let tB = normalized_type_with(&ctx2, b.clone())?;
let ttB = normalized_type_with(ctx, tB.clone())?;
// Don't bother to provide a `let`-specific version of this error
// message because this should never happen anyway
@@ -351,11 +351,9 @@ where
NEListLit(xs) => {
let mut iter = xs.iter().enumerate();
let (_, first_x) = iter.next().unwrap();
- let t = type_with(ctx, first_x.clone())?;
-
+ let t = normalized_type_with(ctx, first_x.clone())?;
let s = normalized_type_with(ctx, t.clone())?;
ensure_is_type(s, InvalidListType(t.clone()))?;
- let t = normalize(t);
for (i, x) in iter {
let t2 = normalized_type_with(ctx, x.clone())?;
if !prop_equal(t.as_ref(), t2.as_ref()) {
@@ -371,10 +369,9 @@ where
return Ok(dhall_expr!(Optional t));
}
NEOptionalLit(x) => {
- let t: SubExpr<_, _> = type_with(ctx, x.clone())?;
+ let t = normalized_type_with(ctx, x.clone())?;
let s = normalized_type_with(ctx, t.clone())?;
ensure_is_type(s, InvalidOptionalType(t.clone()))?;
- let t = normalize(t);
return Ok(dhall_expr!(Optional t));
}
RecordType(kts) => {