sphinx_inv 0.4.0

A rust library to parse Sphinx `objects.inv` files
Documentation 
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use std::{fmt::Display, str::FromStr};

use winnow::error::ContextError;

/// The search priority of the associated object used by Sphinx
/// This is here mostly because it is a required part of the inventory format
/// it is not used anywhere in [`sphinx_inv`]
#[derive(Debug, PartialEq, Clone)]
pub enum SphinxPriority {
    /// Omit object from search results
    Omit,

    /// Object has standard priority in search results
    Standard,
    /// Object has high priority in search results
    High,

    /// Object has low priority in search results
    Low,
}

impl Display for SphinxPriority {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        f.write_str(match self {
            SphinxPriority::Omit => "-1",
            SphinxPriority::Standard => "1",
            SphinxPriority::High => "0",
            SphinxPriority::Low => "2",
        })
    }
}
impl FromStr for SphinxPriority {
    type Err = ContextError;

    fn from_str(value: &str) -> Result<Self, Self::Err> {
        match value {
            "-1" => Ok(SphinxPriority::Omit),
            "1" => Ok(SphinxPriority::Standard),
            "0" => Ok(SphinxPriority::High),
            "2" => Ok(SphinxPriority::Low),
            _ => Err(ContextError::new()),
        }
    }
}