use thiserror::Error;
use ndarray::ShapeError;
#[cfg(feature = "serde")]
use serde_crate::{Deserialize, Serialize};
pub type Result<T> = std::result::Result<T, Error>;
#[cfg_attr(
feature = "serde",
derive(Serialize, Deserialize),
serde(crate = "serde_crate")
)]
#[derive(Error, Debug, Clone)]
pub enum Error {
#[error("invalid parameter {0}")]
Parameters(String),
#[error("invalid prior {0}")]
Priors(String),
#[error("algorithm not converged {0}")]
NotConverged(String),
#[cfg_attr(feature = "serde", serde(skip))]
#[error("invalid ndarray shape {0}")]
NdShape(#[from] ShapeError),
#[error("not enough samples")]
NotEnoughSamples,
#[error("The number of samples do not match: {0} - {1}")]
MismatchedShapes(usize, usize),
}