From 94c7c51865340c645c6e240f7e043b44d6755405 Mon Sep 17 00:00:00 2001
From: Alexander Thaller <alexander@thaller.ws>
Date: Thu, 2 Sep 2021 15:11:55 +0200
Subject: [PATCH] Don't print an error if the pipe is closed (#20)

---
 src/main.rs    | 11 +++++++++--
 src/run/mod.rs |  2 ++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 1c39113..76f0384 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -19,7 +19,14 @@ use structopt::StructOpt;
 fn main() {
     let opt = Opt::from_args();
 
-    if let Err(err) = opt.run() {
-        error!("{}", err);
+    match opt.run() {
+        Err(run::Error::WriteStdout(io_err)) => {
+            // If pipe is closed we can savely ignore that error
+            if io_err.kind() == std::io::ErrorKind::BrokenPipe {}
+        }
+
+        Err(err) => error!("{}", err),
+
+        Ok(_) => (),
     }
 }
diff --git a/src/run/mod.rs b/src/run/mod.rs
index ec49626..7e3c0da 100644
--- a/src/run/mod.rs
+++ b/src/run/mod.rs
@@ -182,6 +182,7 @@ pub fn default_no_format(display: &TableDisplay, entries: Vec<Entry>) -> Result<
         handle
             .write_all(header.join("\t").as_bytes())
             .map_err(Error::WriteStdout)?;
+
         handle.write_all(b"\n").map_err(Error::WriteStdout)?;
     }
 
@@ -212,6 +213,7 @@ pub fn default_no_format(display: &TableDisplay, entries: Vec<Entry>) -> Result<
         handle
             .write_all(row.join("\t").as_bytes())
             .map_err(Error::WriteStdout)?;
+
         handle.write_all(b"\n").map_err(Error::WriteStdout)?;
     }