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Frame remove_all with size limit. (#9106)

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* remove prefixed content with limit.

* test match

* factor comment and factor ext limit removal.

* fix benchmark

Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
This commit is contained in:
cheme
2021-06-15 15:23:58 +02:00
committed by GitHub
parent 5f0257f3b3
commit 693b39f43b
36 changed files with 312 additions and 239 deletions
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substrate/primitives/state-machine/src/backend.rs
+4 -3
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@@ -93,11 +93,12 @@ pub trait Backend<H: Hasher>: sp_std::fmt::Debug {
key: &[u8]
) -> Result<Option<StorageKey>, Self::Error>;
/// Retrieve all entries keys of child storage and call `f` for each of those keys.
/// Retrieve all entries keys of storage and call `f` for each of those keys.
/// Aborts as soon as `f` returns false.
fn apply_to_child_keys_while<F: FnMut(&[u8]) -> bool>(
fn apply_to_keys_while<F: FnMut(&[u8]) -> bool>(
&self,
child_info: &ChildInfo,
child_info: Option<&ChildInfo>,
prefix: Option<&[u8]>,
f: F,
);