Implement pipe handling

Ref: rust-lang/rust#46016 (comment) Fixes: #21

Cargo.toml

@@ -48,3 +48,6 @@ features = ["precommit-hook", "user-hooks"]
 
 [features]
 pym = ["pyo3"]
+
+[target.'cfg(target_family = "unix")'.dependencies]
+nix = "0.17.0"

src/cli.rs

@@ -9,8 +9,24 @@ use crate::{
 };
 use clap::{crate_name, crate_version, App, AppSettings};
 
+/// This should be called before calling any cli method or printing any output.
+pub fn reset_signal_pipe_handler() -> Result<(), ()> {
+ #[cfg(target_family = "unix")]
+ {
+ use nix::sys::signal;
+
+ unsafe {
+ signal::signal(signal::Signal::SIGPIPE, signal::SigHandler::SigDfl)
+ .map_err(|e| println!("{:?}", e))?;
+ }
+ }
+
+ Ok(())
+}
+
 /// Get maches
 pub async fn main() -> Result<(), Error> {
+ let _ = reset_signal_pipe_handler();
  let m = App::new(crate_name!())
  .version(crate_version!())
  .about("May the Code be with You 👻")

src/cmds/list.rs

@@ -37,6 +37,7 @@ use super::Command;
 use crate::{cache::Cache, err::Error, helper::Digit};
 use async_trait::async_trait;
 use clap::{App, Arg, ArgMatches, SubCommand};
+use std::io::{self, Write};
 /// Abstract `list` command
 ///
 /// ## handler
@@ -168,9 +169,8 @@ impl Command for ListCommand {
  ps.retain(|x| x.name.contains(&keyword));
  }
 
- for p in &ps {
- println!("{}", p);
- }
+ let out: Vec<String> = ps.iter().map(ToString::to_string).collect();
+ io::stdout().write_all(out.join("\n").as_bytes())?;
 
  // one more thing, filter stat
  if m.is_present("stat") {