event-file-reader 0.4.0

Generic reader for scattering event files
Documentation 
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use std::io::BufRead;

use avery::Event;

use crate::reader::Error;

pub(crate) struct Reader<T>(hepmc2::Reader<T>);

impl<T: BufRead> Reader<T> {
    pub(crate) fn new(input: T) -> Result<Self, Error> {
        let reader = hepmc2::Reader::new(input);
        Ok(Self(reader))
    }
}

impl<T: BufRead> Iterator for Reader<T> {
    type Item = Result<Event, Error>;

    fn next(&mut self) -> Option<Self::Item> {
        self.0.next().map(|res| match res {
            Ok(ev) => Ok(ev.into()),
            Err(err) => Err(err.into()),
        })
    }
}