use std::ops::Range;
#[derive(Debug, thiserror::Error)]
pub enum Error {
#[error("argument {arg} does not have expected length {expected}")]
IncorrectArgumentLength { arg: String, expected: usize },
#[error("the matrix is not square")]
MatrixNotSquare,
#[error("the matrix is singular")]
MatrixIsSingular,
#[error("domain size is larger than the field")]
DomainSizeTooLarge,
#[error("the inputted packed values slice had an unexpected length")]
InvalidPackedValuesLength,
#[error("duplicate point in domain")]
DuplicateDomainPoint,
#[error("expected the number of evaluations to match the domain size")]
ExtrapolateNumberOfEvaluations,
#[error("{0}")]
FieldError(#[from] binius_field::Error),
#[error("batch size mismatch - non-rectangular query shape or evals of wrong length")]
BatchEvaluateSizeMismatch,
#[error("the query must have size {expected}")]
IncorrectQuerySize { expected: usize },
#[error("Polynomial error: {0}")]
PolynomialError(Box<dyn std::error::Error + Send + Sync>),
#[error("MultilinearQuery is full, cannot update further. Has {max_query_vars} variables")]
MultilinearQueryFull { max_query_vars: usize },
#[error("argument length must be a power of two")]
PowerOfTwoLengthRequired,
#[error("argument {arg} must be in the range {range:?}")]
ArgumentRangeError { arg: String, range: Range<usize> },
#[error("logarithm of embedding degree of {log_embedding_degree} is too large.")]
LogEmbeddingDegreeTooLarge { log_embedding_degree: usize },
#[error("the polynomial is expected to have {expected} variables, and instead has {actual}")]
IncorrectNumberOfVariables { expected: usize, actual: usize },
#[error("indexed point on hypercube is out of range: index={index}")]
HypercubeIndexOutOfRange { index: usize },
#[error("the output polynomial must have size {expected}")]
IncorrectOutputPolynomialSize { expected: usize },
#[error("the total number of coefficients, {total_length}, in the piecewise multilinear is too large: {total_length} > 2^{total_n_vars}")]
PiecewiseMultilinearTooLong {
total_length: usize,
total_n_vars: usize,
},
#[error("there are a total of {actual} polynomials, according to n_pieces_by_vars, while you have provided evaluations for {expected}")]
PiecewiseMultilinearIncompatibleEvals { actual: usize, expected: usize },
#[error("cannot fold a constant multilinear")]
ConstantFold,
}