pezkuwichain/pezkuwi-subxt
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Add DefensiveTruncateFrom (#12515)

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* Add DefensiveTruncateFrom

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Add tests

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix tests

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Map_err in preimage

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Map_err in beefy

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Make test dependant in debug-assertions

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: parity-processbot <>
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Oliver Tale-Yazdiandparity-processbot authored and GitHub committed 2022-10-20 21:06:12 +00:00
1 parent 92d2977292
commit 48a02bb056
5 files changed
+168 -7
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substrate/frame/preimage/src/lib.rs
+1
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@@ -342,6 +342,7 @@ impl<T: Config> Pallet<T> {
fn insert(hash: &T::Hash, preimage: Cow<[u8]>) -> Result<(), ()> {
BoundedSlice::<u8, ConstU32<MAX_SIZE>>::try_from(preimage.as_ref())
.map_err(|_| ())
.map(|s| PreimageFor::<T>::insert((hash, s.len() as u32), s))
}