Jon Häggblad
54 lines
1.5 KiB
Rust
54 lines
1.5 KiB
Rust
// Copyright 2021 - Nym Technologies SA <contact@nymtech.net>
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// SPDX-License-Identifier: Apache-2.0
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use thiserror::Error;
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/// A `Result` alias where the `Err` case is `coconut_rs::Error`.
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pub type Result<T> = std::result::Result<T, CoconutError>;
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#[derive(Error, Debug)]
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pub enum CoconutError {
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#[error("Setup error: {0}")]
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Setup(String),
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#[error("encountered error during keygen")]
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Keygen,
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#[error("Issuance related error: {0}")]
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Issuance(String),
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#[error("Tried to prepare blind sign request for higher than specified number of attributes (max: {}, requested: {})", max, requested)]
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IssuanceMaxAttributes { max: usize, requested: usize },
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#[error("Interpolation error: {0}")]
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Interpolation(String),
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#[error("Aggregation error: {0}")]
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Aggregation(String),
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#[error("Unblind error: {0}")]
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Unblind(String),
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#[error("Verification error: {0}")]
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Verification(String),
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#[error("Deserialization error: {0}")]
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Deserialization(String),
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#[error(
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"Deserailization error, expected at least {} bytes, got {}",
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min,
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actual
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)]
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DeserializationMinLength { min: usize, actual: usize },
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#[error("Tried to deserialize {object} with bytes of invalid length. Expected {actual} < {object} or {modulus_target} % {modulus} == 0")]
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DeserializationInvalidLength {
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actual: usize,
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target: usize,
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modulus_target: usize,
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modulus: usize,
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object: String,
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},
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}
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