pub fn clear_headers_cache() -> Result<()> {
    let mut cache = HEADERS_CACHE.write()?;
    *cache = HeaderMap::new();
    Ok(())
}
/// Resets cached headers
///
/// Useful when you need to change headers at the runtime.
Resets cached headers
Useful when you need to change headers at the runtime.
Resets cached headers Useful when you need to change headers at the runtime .
pub fn clear_headers_cache() -> Result<()> {
    let mut cache = HEADERS_CACHE.write()?;
    *cache = HeaderMap::new();
    Ok(())
}
pub fn clear_headers_cache ( ) -> Result < ( ) > { let mut cache = HEADERS_CACHE . write ( ) ? ; * cache = HeaderMap :: new ( ) ; Ok ( ( ) ) }
Resets cached headers
Useful when you need to change headers at the runtime.
Resets cached headers Useful when you need to change headers at the runtime .