use std::ops::Range;
use aok::Result;
mod cache;
pub use cache::Cache;
pub trait Traner {
fn tran(
&self,
from_lang: u16,
to_lang: u16,
txt_li: &[&str],
) -> impl std::future::Future<Output = Result<Vec<String>>> + Send;
}
pub trait Parser {
fn parse(txt: &str) -> Result<Vec<Range<usize>>>;
}