nit

parachain/modules/consensus/polygon-pos/prover/Cargo.toml

@@ -2,6 +2,7 @@
 name = "polygon-pos-prover"
 version = "0.1.0"
 edition = "2021"
+authors = ["Polytope Labs"]
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 

parachain/modules/consensus/polygon-pos/prover/src/lib.rs

@@ -2,10 +2,10 @@ use anyhow::anyhow;
 use ethers::{
     prelude::{Provider, Ws},
     providers::Middleware,
-    types::BlockId,
+    types::{Block, BlockId},
 };
 use polygon_pos_verifier::primitives::{parse_validators, CodecHeader, SPAN_LENGTH};
-use primitive_types::H160;
+use primitive_types::{H160, H256};
 use std::{collections::BTreeSet, fmt::Debug, sync::Arc};
 
 #[cfg(test)]
@@ -31,26 +31,7 @@ impl PolygonPosProver {
             .get_block(block)
             .await?
             .ok_or_else(|| anyhow!("Header not found for {:?}", block))?;
-        let header = CodecHeader {
-            parent_hash: block.parent_hash,
-            uncle_hash: block.uncles_hash,
-            coinbase: block.author.unwrap_or_default(),
-            state_root: block.state_root,
-            transactions_root: block.transactions_root,
-            receipts_root: block.receipts_root,
-            logs_bloom: block.logs_bloom.unwrap_or_default(),
-            difficulty: block.difficulty,
-            number: block.number.unwrap_or_default().as_u64().into(),
-            gas_limit: block.gas_limit.low_u64(),
-            gas_used: block.gas_used.low_u64(),
-            timestamp: block.timestamp.low_u64(),
-            extra_data: block.extra_data.0.into(),
-            mix_hash: block.mix_hash.unwrap_or_default(),
-            nonce: block.nonce.unwrap_or_default(),
-            base_fee_per_gas: block.base_fee_per_gas,
-            withdrawals_hash: block.withdrawals_root,
-            excess_data_gas: block.excess_blob_gas,
-        };
+        let header: CodecHeader = block.into();
 
         Ok(header)
     }

parachain/modules/consensus/polygon-pos/verifier/Cargo.toml

@@ -16,6 +16,7 @@ ethabi = { version = "18.0.0", features = ["rlp", "parity-codec"], default-featu
 ismp = { path = "../../../ismp/core", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
 sp-io = { version = "27.0.0", default-features = false }
+ethers = { version = "2.0.8", default-features = false }
 
 [features]
 default = ["std"]

parachain/modules/consensus/polygon-pos/verifier/src/primitives.rs

@@ -3,6 +3,7 @@ use alloy_primitives::{Address, FixedBytes, B256};
 use alloy_rlp_derive::{RlpDecodable, RlpEncodable};
 use anyhow::anyhow;
 use ethabi::ethereum_types::{Bloom, H160, H256, H64, U256};
+use ethers::types::Block;
 use ismp::util::Keccak256;
 
 const EXTRA_VANITY_LENGTH: usize = 32;
@@ -54,6 +55,31 @@ pub struct CodecHeader {
     pub excess_data_gas: Option<U256>,
 }
 
+impl From<Block<H256>> for CodecHeader {
+    fn from(block: Block<H256>) -> Self {
+        CodecHeader {
+            parent_hash: block.parent_hash,
+            uncle_hash: block.uncles_hash,
+            coinbase: block.author.unwrap_or_default(),
+            state_root: block.state_root,
+            transactions_root: block.transactions_root,
+            receipts_root: block.receipts_root,
+            logs_bloom: block.logs_bloom.unwrap_or_default(),
+            difficulty: block.difficulty,
+            number: block.number.unwrap_or_default().as_u64().into(),
+            gas_limit: block.gas_limit.low_u64(),
+            gas_used: block.gas_used.low_u64(),
+            timestamp: block.timestamp.low_u64(),
+            extra_data: block.extra_data.0.into(),
+            mix_hash: block.mix_hash.unwrap_or_default(),
+            nonce: block.nonce.unwrap_or_default(),
+            base_fee_per_gas: block.base_fee_per_gas,
+            withdrawals_hash: block.withdrawals_root,
+            excess_data_gas: block.excess_blob_gas,
+        }
+    }
+}
+
 impl From<&CodecHeader> for Header {
     fn from(value: &CodecHeader) -> Self {
         Header {