Redo Tendermint folder structure

substrate/tendermint/client/src/verifier.rs

@@ -0,0 +1,44 @@
+use std::sync::Arc;
+
+use async_trait::async_trait;
+
+use sp_core::sr25519::Public;
+use sp_inherents::CreateInherentDataProviders;
+use sp_runtime::traits::Block;
+use sp_api::TransactionFor;
+
+use sp_consensus::{Error, CacheKeyId, Environment};
+use sc_consensus::{BlockImportParams, BlockImport, Verifier};
+
+use sc_client_api::Backend;
+
+use frame_support::traits::ValidatorSet;
+
+use crate::{
+  tendermint::{TendermintClient, TendermintImport},
+  Announce,
+};
+
+#[async_trait]
+impl<
+    B: Block,
+    Be: Backend<B> + 'static,
+    C: TendermintClient<B, Be>,
+    CIDP: CreateInherentDataProviders<B, ()> + 'static,
+    E: Send + Sync + Environment<B> + 'static,
+    A: Announce<B>,
+  > Verifier<B> for TendermintImport<B, Be, C, CIDP, E, A>
+where
+  TransactionFor<C, B>: Send + Sync + 'static,
+  Arc<C>: BlockImport<B, Transaction = TransactionFor<C, B>>,
+  <Arc<C> as BlockImport<B>>::Error: Into<Error>,
+  C::Api: ValidatorSet<Public>,
+{
+  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))
+  }
+}