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// Copyright (C) 2019-2021 Aleo Systems Inc.
// This file is part of the snarkVM library.

// The snarkVM library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// The snarkVM library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with the snarkVM library. If not, see <https://www.gnu.org/licenses/>.

use crate::fields::FpGadget;

use snarkvm_fields::PrimeField;
use snarkvm_r1cs::{ConstraintSystem, SynthesisError};

/// Specifies how to convert a variable of type `Self` to variables of
/// type `FpGadget<F>`
pub trait ToConstraintFieldGadget<F: PrimeField> {
    /// Converts `self` to `FpGadget<F>` variables.
    fn to_constraint_field<CS: ConstraintSystem<F>>(&self, cs: CS) -> Result<Vec<FpGadget<F>>, SynthesisError>;
}