meos 0.3.0

Rust bindings for MEOS C API
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use std::fmt;
use std::str::FromStr;

use crate::errors::ParseError;

/// Enum representing the different types of interpolation.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum TInterpolation {
    None = meos_sys::interpType_INTERP_NONE as isize,
    Discrete = meos_sys::interpType_DISCRETE as isize,
    Stepwise = meos_sys::interpType_STEP as isize,
    Linear = meos_sys::interpType_LINEAR as isize,
}

// Implementing `FromStr` for easier parsing from strings.
impl FromStr for TInterpolation {
    type Err = ParseError;

    fn from_str(s: &str) -> Result<Self, Self::Err> {
        match s.to_lowercase().as_str() {
            "none" => Ok(TInterpolation::None),
            "discrete" => Ok(TInterpolation::Discrete),
            "linear" => Ok(TInterpolation::Linear),
            "stepwise" | "step" => Ok(TInterpolation::Stepwise),
            _ => Err(ParseError),
        }
    }
}

// Implementing `fmt::Display` for easy printing.
impl fmt::Display for TInterpolation {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "{self:?}")
    }
}