bdk/src/descriptor/error.rs

70 lines
2.3 KiB
Rust

// Bitcoin Dev Kit
// Written in 2020 by Alekos Filini <alekos.filini@gmail.com>
//
// Copyright (c) 2020-2021 Bitcoin Dev Kit Developers
//
// This file is licensed under the Apache License, Version 2.0 <LICENSE-APACHE
// or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
// You may not use this file except in accordance with one or both of these
// licenses.
//! Descriptor errors
/// Errors related to the parsing and usage of descriptors
#[derive(Debug)]
pub enum Error {
/// Invalid HD Key path, such as having a wildcard but a length != 1
InvalidHdKeyPath,
/// The provided descriptor doesn't match its checksum
InvalidDescriptorChecksum,
/// The descriptor contains hardened derivation steps on public extended keys
HardenedDerivationXpub,
/// The descriptor contains multiple keys with the same BIP32 fingerprint
DuplicatedKeys,
/// Error thrown while working with [`keys`](crate::keys)
Key(crate::keys::KeyError),
/// Error while extracting and manipulating policies
Policy(crate::descriptor::policy::PolicyError),
/// Invalid character found in the descriptor checksum
InvalidDescriptorCharacter(char),
/// BIP32 error
Bip32(bitcoin::util::bip32::Error),
/// Error during base58 decoding
Base58(bitcoin::util::base58::Error),
/// Key-related error
Pk(bitcoin::util::key::Error),
/// Miniscript error
Miniscript(miniscript::Error),
/// Hex decoding error
Hex(bitcoin::hashes::hex::Error),
}
impl From<crate::keys::KeyError> for Error {
fn from(key_error: crate::keys::KeyError) -> Error {
match key_error {
crate::keys::KeyError::Miniscript(inner) => Error::Miniscript(inner),
crate::keys::KeyError::Bip32(inner) => Error::Bip32(inner),
e => Error::Key(e),
}
}
}
impl std::fmt::Display for Error {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{:?}", self)
}
}
impl std::error::Error for Error {}
impl_error!(bitcoin::util::bip32::Error, Bip32);
impl_error!(bitcoin::util::base58::Error, Base58);
impl_error!(bitcoin::util::key::Error, Pk);
impl_error!(miniscript::Error, Miniscript);
impl_error!(bitcoin::hashes::hex::Error, Hex);
impl_error!(crate::descriptor::policy::PolicyError, Policy);