ninterp 0.8.2

Numerical interpolation for N-dimensional rectilinear grids
Documentation 
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//! Crate error types

use std::fmt;
use thiserror::Error;

/// Error in interpolator data validation
#[allow(missing_docs)]
#[derive(Error, Clone, PartialEq)]
pub enum ValidateError {
    // TODO: Remove variant in next breaking release 0.8.0
    #[deprecated(
        since = "0.7.2",
        note = "unused error variant, will be removed in a future version"
    )]
    #[error("selected `Strategy` ({0}) is unimplemented/inapplicable for interpolator")]
    StrategySelection(&'static str),
    #[error("selected `Extrapolate` variant ({0}) is unimplemented/inapplicable for interpolator")]
    ExtrapolateSelection(String),
    #[error("supplied grid coordinates cannot be empty: dim {0}")]
    EmptyGrid(usize),
    #[error("supplied coordinates must be monotonically increasing: dim {0}")]
    Monotonicity(usize),
    #[error("supplied grid and values are not compatible shapes: dim {0}")]
    IncompatibleShapes(usize),
    #[error("{0}")]
    Other(String),
}

impl fmt::Debug for ValidateError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        fmt::Display::fmt(self, f)
    }
}

/// Error in interpolation call
#[allow(missing_docs)]
#[derive(Error, Clone, PartialEq)]
pub enum InterpolateError {
    #[error("attempted to interpolate at point beyond grid data: {0}")]
    ExtrapolateError(String),
    #[error("supplied point slice should have length {0} for {0}-D interpolation")]
    PointLength(usize),
    #[error("{0}")]
    Other(String),
}

impl fmt::Debug for InterpolateError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        fmt::Display::fmt(self, f)
    }
}