chore: move gas_spent_by_transactions to traits (#12541)

crates/primitives-traits/src/receipt.rs

@@ -1,9 +1,9 @@
 //! Receipt abstraction
 
-use core::fmt;
-
+use alloc::vec::Vec;
 use alloy_consensus::TxReceipt;
 use alloy_primitives::B256;
+use core::fmt;
 use reth_codecs::Compact;
 use serde::{Deserialize, Serialize};
 
@@ -32,3 +32,16 @@ pub trait Receipt:
     /// Calculates the receipts root of the given receipts.
     fn receipts_root(receipts: &[&Self]) -> B256;
 }
+
+/// Retrieves gas spent by transactions as a vector of tuples (transaction index, gas used).
+pub fn gas_spent_by_transactions<I, T>(receipts: I) -> Vec<(u64, u64)>
+where
+    I: IntoIterator<Item = T>,
+    T: TxReceipt,
+{
+    receipts
+        .into_iter()
+        .enumerate()
+        .map(|(id, receipt)| (id as u64, receipt.cumulative_gas_used() as u64))
+        .collect()
+}