Implemented TypeFoldable for TypeErrors.
#43128
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@bors r+ |
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📌 Commit 41e6210 has been approved by |
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Jul 9, 2017
Implemented `TypeFoldable` for `TypeError`s. This is quite handy in some user code, for instance to pull out type errors from an inference context when `fresh_substs_for_item` has been used before.
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☀️ Test successful - status-appveyor, status-travis |
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This is quite handy in some user code, for instance to pull out type errors from an inference context when
fresh_substs_for_itemhas been used before.