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chore: simplify DisplayBlocksChain (#7624)

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This commit is contained in:
DaniPopes
2024-04-13 20:25:04 +02:00
committed by GitHub
parent 96e3619ea9
commit 4d79967335
2 changed files with 8 additions and 19 deletions
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26
crates/storage/provider/src/chain.rs
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@ -325,26 +325,16 @@ pub struct DisplayBlocksChain<'a>(pub &'a BTreeMap<BlockNumber, SealedBlockWithS
impl<'a> fmt::Display for DisplayBlocksChain<'a> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
if self.0.len() <= 3 {
write!(f, "[")?;
let mut iter = self.0.values().map(|block| block.num_hash());
if let Some(block_num_hash) = iter.next() {
write!(f, "{block_num_hash:?}")?;
for block_num_hash_iter in iter {
write!(f, ", {block_num_hash_iter:?}")?;
}
}
write!(f, "]")?;
let mut list = f.debug_list();
let mut values = self.0.values().map(|block| block.num_hash());
if values.len() <= 3 {
list.entries(values);
} else {
write!(
f,
"[{:?}, ..., {:?}]",
self.0.values().next().unwrap().num_hash(),
self.0.values().last().unwrap().num_hash()
)?;
list.entry(&values.next().unwrap());
list.entry(&format_args!("..."));
list.entry(&values.next_back().unwrap());
}
Ok(())
list.finish()
}
}