1  // Copyright (c) 2019-2025 Alpha-Delta Network Inc.
 2  // This file is part of the deltavm library.
 3  
 4  // Licensed under the Apache License, Version 2.0 (the "License");
 5  // you may not use this file except in compliance with the License.
 6  // You may obtain a copy of the License at:
 7  
 8  // http://www.apache.org/licenses/LICENSE-2.0
 9  
10  // Unless required by applicable law or agreed to in writing, software
11  // distributed under the License is distributed on an "AS IS" BASIS,
12  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  // See the License for the specific language governing permissions and
14  // limitations under the License.
15  
16  use crate::{r1cs::SynthesisError, snark::varuna::ahp::AHPError};
17  use deltavm_fields::ConstraintFieldError;
18  
19  #[derive(Debug, Error)]
20  pub enum SNARKError {
21      #[error("{}", _0)]
22      AnyhowError(#[from] anyhow::Error),
23  
24      #[error("{}", _0)]
25      ConstraintFieldError(#[from] ConstraintFieldError),
26  
27      #[error("{}: {}", _0, _1)]
28      Crate(&'static str, String),
29  
30      #[error("Expected a circuit-specific SRS in SNARK")]
31      ExpectedCircuitSpecificSRS,
32  
33      #[error("{}", _0)]
34      Message(String),
35  
36      #[error("{}", _0)]
37      SynthesisError(#[from] SynthesisError),
38  
39      #[error("Batch size was zero; must be at least 1")]
40      EmptyBatch,
41  
42      #[error("Batch size was different between public input and proof")]
43      BatchSizeMismatch,
44  
45      #[error("Public input size was different from the circuit")]
46      PublicInputSizeMismatch,
47  }
48  
49  impl From<AHPError> for SNARKError {
50      fn from(err: AHPError) -> Self {
51          SNARKError::Crate("AHPError", format!("{err:?}"))
52      }
53  }