h10 0.6.18

Simple HTTP/1.0 Server
Documentation 
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use std::str::FromStr;

use crate::http::{
    headers::{HeaderEntry, HeaderName, HeaderValue, IntoHeader},
    result::H10LibError,
};

/// ### If-Modified-Since
/// Related: Resource state
/// 304 (not modified) response will be returned without any
///          Entity-Body.
///
/// Reference: https://www.rfc-editor.org/rfc/rfc1945.html#section-10.9
///
#[derive(Debug, PartialEq, Eq)]
pub struct IfModifiedSince {
    name: HeaderName,
    value: HeaderValue,
}

impl Default for IfModifiedSince {
    fn default() -> Self {
        Self {
            name: HeaderName::new_unchecked("If-Modified-Since"),
            value: HeaderValue::new_unchecked("Not_Defined"),
        }
    }
}

impl FromStr for IfModifiedSince {
    type Err = H10LibError;

    fn from_str(s: &str) -> Result<Self, Self::Err> {
        let entry: HeaderEntry = s.parse()?;
        Ok(entry.into())
    }
}

impl From<HeaderEntry> for IfModifiedSince {
    fn from(value: HeaderEntry) -> Self {
        let HeaderEntry { name, value } = value;
        Self { name, value }
    }
}

impl IntoHeader for IfModifiedSince {
    fn into_header(self) -> HeaderEntry {
        let Self { name, value } = self;
        HeaderEntry { name, value }
    }
}