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generalize impl_error! macro so that used for other errors type

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This commit is contained in:
Riccardo Casatta 2020-12-04 11:23:01 +01:00
parent 586b874a19
commit 81519555cf
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GPG Key ID: FD986A969E450397
4 changed files with 16 additions and 51 deletions
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18
src/blockchain/compact_filters/mod.rs
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@ -553,20 +553,10 @@ impl fmt::Display for CompactFiltersError {
impl std::error::Error for CompactFiltersError {} impl std::error::Error for CompactFiltersError {}
macro_rules! impl_error { impl_error!(rocksdb::Error, DB, CompactFiltersError);
( $from:ty, $to:ident ) => { impl_error!(std::io::Error, IO, CompactFiltersError);
impl std::convert::From<$from> for CompactFiltersError { impl_error!(bitcoin::util::bip158::Error, BIP158, CompactFiltersError);
fn from(err: $from) -> Self { impl_error!(std::time::SystemTimeError, Time, CompactFiltersError);
CompactFiltersError::$to(err)
}
}
};
}
impl_error!(rocksdb::Error, DB);
impl_error!(std::io::Error, IO);
impl_error!(bitcoin::util::bip158::Error, BIP158);
impl_error!(std::time::SystemTimeError, Time);
impl From<crate::error::Error> for CompactFiltersError { impl From<crate::error::Error> for CompactFiltersError {
fn from(err: crate::error::Error) -> Self { fn from(err: crate::error::Error) -> Self {

29
src/blockchain/esplora.rs
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@ -47,7 +47,7 @@ use serde::Deserialize;
use reqwest::{Client, StatusCode}; use reqwest::{Client, StatusCode};
use bitcoin::consensus::{deserialize, serialize}; use bitcoin::consensus::{self, deserialize, serialize};
use bitcoin::hashes::hex::{FromHex, ToHex}; use bitcoin::hashes::hex::{FromHex, ToHex};
use bitcoin::hashes::{sha256, Hash}; use bitcoin::hashes::{sha256, Hash};
use bitcoin::{BlockHash, BlockHeader, Script, Transaction, Txid}; use bitcoin::{BlockHash, BlockHeader, Script, Transaction, Txid};
@ -423,26 +423,7 @@ impl fmt::Display for EsploraError {
impl std::error::Error for EsploraError {} impl std::error::Error for EsploraError {}
impl From<reqwest::Error> for EsploraError { impl_error!(reqwest::Error, Reqwest, EsploraError);
fn from(other: reqwest::Error) -> Self { impl_error!(std::num::ParseIntError, Parsing, EsploraError);
EsploraError::Reqwest(other) impl_error!(consensus::encode::Error, BitcoinEncoding, EsploraError);
} impl_error!(bitcoin::hashes::hex::Error, Hex, EsploraError);
}
impl From<std::num::ParseIntError> for EsploraError {
fn from(other: std::num::ParseIntError) -> Self {
EsploraError::Parsing(other)
}
}
impl From<bitcoin::consensus::encode::Error> for EsploraError {
fn from(other: bitcoin::consensus::encode::Error) -> Self {
EsploraError::BitcoinEncoding(other)
}
}
impl From<bitcoin::hashes::hex::Error> for EsploraError {
fn from(other: bitcoin::hashes::hex::Error) -> Self {
EsploraError::Hex(other)
}
}

7
src/error.rs
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@ -110,9 +110,12 @@ impl std::error::Error for Error {}
macro_rules! impl_error { macro_rules! impl_error {
( $from:ty, $to:ident ) => { ( $from:ty, $to:ident ) => {
impl std::convert::From<$from> for Error { impl_error!($from, $to, Error);
};
( $from:ty, $to:ident, $impl_for:ty ) => {
impl std::convert::From<$from> for $impl_for {
fn from(err: $from) -> Self { fn from(err: $from) -> Self {
Error::$to(err) <$impl_for>::$to(err)
} }
} }
}; };

13
src/keys/mod.rs
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@ -679,17 +679,8 @@ pub enum KeyError {
Miniscript(miniscript::Error), Miniscript(miniscript::Error),
} }
impl From<miniscript::Error> for KeyError { impl_error!(miniscript::Error, Miniscript, KeyError);
fn from(inner: miniscript::Error) -> Self { impl_error!(bitcoin::util::bip32::Error, BIP32, KeyError);
KeyError::Miniscript(inner)
}
}
impl From<bitcoin::util::bip32::Error> for KeyError {
fn from(inner: bitcoin::util::bip32::Error) -> Self {
KeyError::BIP32(inner)
}
}
impl std::fmt::Display for KeyError { impl std::fmt::Display for KeyError {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {