src/driver/driver.rs


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use crate::driver::{ArchiveFileInfo, FileDriver};
use std::error::Error;
use std::io::{Read, Write};

pub trait Driver: Sized {
    type Error: Error;

    type Io;
    type FileInfo: ArchiveFileInfo;
}

pub trait ArchiveRead: Driver
where
    Self::Io: Read,
{
    type FileReader<'d>: FileDriver<Io = Self::Io, FileInfo = Self::FileInfo>
    where
        Self: 'd;

    // Create driver instance
    fn read(io: Self::Io) -> Result<Self, Self::Error>;

    // Return vec of file infos
    fn files(&self) -> &Vec<Self::FileInfo>;

    // Return file index by name
    fn get_file_index(&self, name: &str) -> Result<usize, Self::Error>;

    // Return file info by index
    fn get_file_info(&self, index: usize) -> Result<&Self::FileInfo, Self::Error>;

    // Return file reader by index
    fn get_file_reader<'d>(&'d mut self, index: usize)
        -> Result<Self::FileReader<'d>, Self::Error>;
}

pub trait ArchiveWrite: Driver
where
    Self::Io: Read + Write,
{
    type FileWriter<'d>: FileDriver<Io = Self::Io, FileInfo = Self::FileInfo>
    where
        Self: 'd;
}