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-rw-r--r--stdlib/source/library/lux/type/variance.lux3
1 files changed, 3 insertions, 0 deletions
diff --git a/stdlib/source/library/lux/type/variance.lux b/stdlib/source/library/lux/type/variance.lux
index 2a7d65267..8755777b9 100644
--- a/stdlib/source/library/lux/type/variance.lux
+++ b/stdlib/source/library/lux/type/variance.lux
@@ -3,10 +3,13 @@
[lux #*]])
(type: .public (Co t)
+ {#.doc (doc "A constraint for covariant types.")}
(-> Any t))
(type: .public (Contra t)
+ {#.doc (doc "A constraint for contravariant types.")}
(-> t Any))
(type: .public (In t)
+ {#.doc (doc "A constraint for invariant types.")}
(-> t t))