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Re-wrote a bunch of Solana code to avoid all the bloated and unecessary clones

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Matthieu Vachon
2024-02-14 11:02:54 -05:00
parent ce8676b337
commit 8534cfb946
6 changed files with 126 additions and 149 deletions
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46
solana-explorer/src/map_block_without_votes.rs
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@@ -1,35 +1,31 @@
use substreams_solana::pb::sf::solana::r#type::v1::{Block, ConfirmedTransaction};
use substreams_solana::pb::sf::solana::r#type::v1::Block;
// Vote111111111111111111111111111111111111111
static VOTE_INSTRUCTION: &'static [u8] = &[7, 97, 72, 29, 53, 116, 116, 187, 124, 77, 118, 36, 235, 211, 189, 179, 216, 53, 94, 115, 209, 16, 67, 252, 13, 163, 83, 128, 0, 0, 0, 0];
#[substreams::handlers::map]
fn map_block_without_votes(block: Block) -> Result<Block, substreams::errors::Error> {
let mut block_cloned: Block = block.clone();
fn map_block_without_votes(mut block: Block) -> Result<Block, substreams::errors::Error> {
block.transactions.retain(|trx| {
let meta = match trx.meta.as_ref() {
Some(meta) => meta,
None => return false,
};
if meta.err.is_some() {
return false;
}
let filtered_transactions: Vec<ConfirmedTransaction> = block.transactions_owned()
.filter(|trx| {
let meta = match trx.meta.as_ref() {
Some(meta) => meta,
None => return false,
};
if meta.err.is_some() {
return false;
}
let transaction = match trx.transaction.as_ref() {
Some(transaction) => transaction,
None => return false,
};
let message = transaction.message.as_ref().expect("Message is missing");
let transaction = match trx.transaction.as_ref() {
Some(transaction) => transaction,
None => return false,
};
let message = transaction.message.as_ref().expect("Message is missing");
if message.account_keys.contains(&VOTE_INSTRUCTION.to_vec()) {
return false;
}
if message.account_keys.contains(&VOTE_INSTRUCTION.to_vec()) {
return false;
}
true
}).collect();
true
});
block_cloned.transactions = filtered_transactions;
Ok(block_cloned)
Ok(block)
}