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Commit db69eb04 authored by Peter Goodspeed-Niklaus's avatar Peter Goodspeed-Niklaus Committed by GitHub
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Add `BoundedBTreeMap` to `frame_support::storage` (#8745) 

* Add `BoundedBTreeMap` to `frame_support::storage`

Part of https://github.com/paritytech/substrate/issues/8719.

* max_encoded_len will never encode length > bound

* requiring users to maintain an unchecked invariant is unsafe

* only impl debug when std

* add some marker traits

* add tests
parent 221aa2b8
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