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use thiserror instead of derive_more for error handling (#10696)

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* use thiserror instead of derive_more for error handling

Signed-off-by: koushiro <koushiro.cqx@gmail.com>

* Update utils/prometheus/src/lib.rs

* Update utils/prometheus/src/lib.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Qinxuan Chen
2022-01-26 03:48:46 +08:00
committed by GitHub
parent 38d94d6323
commit e956c2e1c7
47 changed files with 378 additions and 357 deletions
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substrate/client/network/src/block_request_handler.rs
+12 -11
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@@ -379,19 +379,20 @@ impl<B: BlockT> BlockRequestHandler<B> {
}
}
#[derive(derive_more::Display, derive_more::From)]
#[derive(Debug, thiserror::Error)]
enum HandleRequestError {
#[display(fmt = "Failed to decode request: {}.", _0)]
DecodeProto(prost::DecodeError),
#[display(fmt = "Failed to encode response: {}.", _0)]
EncodeProto(prost::EncodeError),
#[display(fmt = "Failed to decode block hash: {}.", _0)]
DecodeScale(codec::Error),
#[display(fmt = "Missing `BlockRequest::from_block` field.")]
#[error("Failed to decode request: {0}.")]
DecodeProto(#[from] prost::DecodeError),
#[error("Failed to encode response: {0}.")]
EncodeProto(#[from] prost::EncodeError),
#[error("Failed to decode block hash: {0}.")]
DecodeScale(#[from] codec::Error),
#[error("Missing `BlockRequest::from_block` field.")]
MissingFromField,
#[display(fmt = "Failed to parse BlockRequest::direction.")]
#[error("Failed to parse BlockRequest::direction.")]
ParseDirection,
Client(sp_blockchain::Error),
#[display(fmt = "Failed to send response.")]
#[error(transparent)]
Client(#[from] sp_blockchain::Error),
#[error("Failed to send response.")]
SendResponse,
}