neco-server-core 0.1.0

core http primitives for neco-server
Documentation 
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/// Minimal header map.
#[derive(Clone, Debug, Default, PartialEq, Eq)]
pub struct HeaderMap {
    entries: Vec<(String, String)>,
}

impl HeaderMap {
    /// Creates an empty header map.
    pub fn new() -> Self {
        Self::default()
    }

    /// Inserts or replaces a header by case-insensitive name.
    pub fn insert(&mut self, name: impl Into<String>, value: impl Into<String>) {
        let name = name.into();
        let value = value.into();
        if let Some((_, existing)) = self
            .entries
            .iter_mut()
            .find(|(existing_name, _)| existing_name.eq_ignore_ascii_case(&name))
        {
            *existing = value;
            return;
        }
        self.entries.push((name, value));
    }

    /// Returns the first value for the given case-insensitive header name.
    pub fn get(&self, name: &str) -> Option<&str> {
        self.entries
            .iter()
            .find(|(existing_name, _)| existing_name.eq_ignore_ascii_case(name))
            .map(|(_, value)| value.as_str())
    }

    /// Returns all header entries.
    pub fn iter(&self) -> impl Iterator<Item = (&str, &str)> {
        self.entries
            .iter()
            .map(|(name, value)| (name.as_str(), value.as_str()))
    }
}