Add for ibc-rs ChainId encoding and decoding component

crates/cosmos/cosmos-encoding-components/src/impls/chain_id.rs

@@ -0,0 +1,43 @@
+use cgp::prelude::{CanRaiseError, HasErrorType};
+use hermes_encoding_components::traits::decode_mut::MutDecoder;
+use hermes_encoding_components::traits::encode_mut::MutEncoder;
+use hermes_encoding_components::traits::types::decode_buffer::HasDecodeBufferType;
+use hermes_encoding_components::traits::types::encode_buffer::HasEncodeBufferType;
+use hermes_protobuf_encoding_components::impls::encode_mut::proto_field::string::EncodeStringField;
+use ibc::core::host::types::error::IdentifierError;
+use ibc::core::host::types::identifiers::ChainId;
+
+pub struct EncodeChainIdField<const TAG: u32>;
+
+impl<Encoding, Strategy, const TAG: u32> MutEncoder<Encoding, Strategy, ChainId>
+    for EncodeChainIdField<TAG>
+where
+    Encoding: HasEncodeBufferType + HasErrorType,
+    EncodeStringField<TAG>: MutEncoder<Encoding, Strategy, String>,
+{
+    fn encode_mut(
+        encoding: &Encoding,
+        chain_id: &ChainId,
+        buffer: &mut Encoding::EncodeBuffer,
+    ) -> Result<(), Encoding::Error> {
+        <EncodeStringField<TAG>>::encode_mut(encoding, &chain_id.to_string(), buffer)?;
+
+        Ok(())
+    }
+}
+
+impl<Encoding, Strategy, const TAG: u32> MutDecoder<Encoding, Strategy, ChainId>
+    for EncodeChainIdField<TAG>
+where
+    Encoding: HasDecodeBufferType + CanRaiseError<IdentifierError>,
+    EncodeStringField<TAG>: MutDecoder<Encoding, Strategy, String>,
+{
+    fn decode_mut<'a>(
+        encoding: &Encoding,
+        buffer: &mut Encoding::DecodeBuffer<'_>,
+    ) -> Result<ChainId, Encoding::Error> {
+        let chain_id_str = <EncodeStringField<TAG>>::decode_mut(encoding, buffer)?;
+
+        ChainId::new(&chain_id_str).map_err(Encoding::raise_error)
+    }
+}

crates/cosmos/cosmos-encoding-components/src/impls/mod.rs

@@ -1,4 +1,5 @@
 pub mod any;
+pub mod chain_id;
 pub mod commitment_root;
 pub mod height;
 pub mod timestamp;