#40 suppress broken pipe reporting, return 0

2 files changed, 25 insertions, 7 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 4002b1e..2e24e4e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -508,6 +508,15 @@ mod tests {
         assert_eq!(hex_binary(b), "0b11111111");
         assert_eq!(hex_binary(b), format!("{:#010b}", b));
     }
+
+    #[test]
+    fn test_line_struct() {
+        let mut ascii_line: Line = Line::new();
+        ascii_line.ascii.push('.');
+        assert_eq!(ascii_line.ascii[0], '.');
+        assert_eq!(ascii_line.offset, 0x0);
+    }
+
     use assert_cmd::Command;
 
     /// target/debug/hx -ar tests/files/tiny.txt
diff --git a/src/main.rs b/src/main.rs
index 2c19a30..a5dd058 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,6 +3,8 @@ mod lib;
 use clap::{App, Arg};
 use lib::{ARG_ARR, ARG_CLR, ARG_COL, ARG_FMT, ARG_FNC, ARG_INP, ARG_LEN, ARG_PLC};
 use std::env;
+use std::io::Error;
+use std::io::ErrorKind;
 use std::process;
 
 /// Central application entry point.
@@ -84,13 +86,20 @@ fn main() {
         Ok(_) => {
             process::exit(0);
         }
-        Err(e) => {
-            eprintln!(
-                "{} {}",
-                ansi_term::Colour::Fixed(9).bold().paint("error:"),
-                e
-            );
-            process::exit(1);
+        Err(_) => {
+            let err = &Error::last_os_error();
+            let suppress_error = match err.kind() {
+                ErrorKind::BrokenPipe => process::exit(0),
+                _ => false,
+            };
+            if suppress_error == false {
+                eprintln!(
+                    "{} {}",
+                    ansi_term::Colour::Fixed(9).bold().paint("error:"),
+                    err
+                );
+                process::exit(1);
+            }
         }
     }
 }