webmetro/src/commands/mod.rs

31 lines
707 B
Rust

use std::io::{
Error as IoError,
stdin,
Stdin
};
use futures::{
prelude::*,
stream::MapErr
};
use tokio_io::{
io::AllowStdIo,
codec::{
BytesCodec,
FramedRead
}
};
use webmetro::error::WebmetroError;
pub mod dump;
pub mod filter;
pub mod relay;
/// An adapter that makes chunks of bytes from stdin available as a Stream;
/// is NOT actually async, and just uses blocking read. Don't use more than
/// one at once, who knows who gets which bytes.
pub fn stdin_stream() -> MapErr<FramedRead<AllowStdIo<Stdin>, BytesCodec>, fn(IoError) -> WebmetroError> {
FramedRead::new(AllowStdIo::new(stdin()), BytesCodec::new())
.map_err(WebmetroError::IoError)
}