tangent128/webmetro
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Express filter as a future

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Tangent 128 2018-04-14 04:53:18 -04:00
parent 8b0467c1d7
commit 9123d63343
1 changed files with 5 additions and 8 deletions
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13
src/commands/filter.rs
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@ -5,7 +5,7 @@ use std::{
}; };
use clap::{App, Arg, ArgMatches, SubCommand}; use clap::{App, Arg, ArgMatches, SubCommand};
use futures::Stream; use futures::prelude::*;
use super::StdinStream; use super::StdinStream;
use webmetro::{ use webmetro::{
@ -40,11 +40,8 @@ pub fn run(args: &ArgMatches) -> Result<(), Box<Error>> {
chunk_stream = Box::new(chunk_stream.throttle()); chunk_stream = Box::new(chunk_stream.throttle());
} }
let stdout = io::stdout(); let result = chunk_stream.fold((), |_, chunk| {
let mut stdout_writer = stdout.lock(); io::stdout().write_all(chunk.as_ref())
for chunk in chunk_stream.wait() { }).wait();
stdout_writer.write_all(chunk?.as_ref())?; result
}
Ok(())
} }