Split import_queue into a series of files

substrate/consensus/src/verifier.rs

@@ -0,0 +1,34 @@
+use async_trait::async_trait;
+
+use sp_inherents::CreateInherentDataProviders;
+use sp_runtime::traits::Block;
+use sp_blockchain::HeaderBackend;
+use sp_api::{TransactionFor, ProvideRuntimeApi};
+
+use sp_consensus::{CacheKeyId, Environment};
+use sc_consensus::{BlockImportParams, Verifier, BlockImport};
+
+use sc_client_api::{Backend, Finalizer};
+
+use crate::tendermint::TendermintImport;
+
+#[async_trait]
+impl<
+    B: Block,
+    Be: Backend<B> + 'static,
+    C: Send + Sync + HeaderBackend<B> + Finalizer<B, Be> + ProvideRuntimeApi<B> + 'static,
+    I: Send + Sync + BlockImport<B, Transaction = TransactionFor<C, B>> + 'static,
+    CIDP: CreateInherentDataProviders<B, ()> + 'static,
+    E: Send + Sync + Environment<B> + 'static,
+  > Verifier<B> for TendermintImport<B, Be, C, I, CIDP, E>
+where
+  TransactionFor<C, B>: Send + Sync + 'static,
+{
+  async fn verify(
+    &mut self,
+    mut block: BlockImportParams<B, ()>,
+  ) -> Result<(BlockImportParams<B, ()>, Option<Vec<(CacheKeyId, Vec<u8>)>>), String> {
+    self.check(&mut block).await.map_err(|e| format!("{}", e))?;
+    Ok((block, None))
+  }
+}