From c8e65d75284f5449cbacb9fa9b25ee68204ccad1 Mon Sep 17 00:00:00 2001
From: selfup <boudinot.regis@yahoo.com>
Date: Mon, 4 Feb 2019 17:04:26 -0600
Subject: [PATCH] Add c long/c short and hide values

---
 src/main.rs | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/main.rs b/src/main.rs
index 38245da..84f6e92 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -228,13 +228,19 @@ fn run() -> Result<(), Box<::std::error::Error>> {
         .arg(Arg::with_name("file").help("File to display"))
         .arg(
             Arg::with_name("length")
-                .alias("c")
                 .short("n")
                 .long("length")
                 .takes_value(true)
                 .value_name("N")
                 .help("Read only N bytes from the input"),
         )
+        .arg(
+            Arg::with_name("c")
+                .short("c")
+                .long("c")
+                .takes_value(true)
+                .hidden(true),
+        )
         .arg(
             Arg::with_name("color")
                 .long("color")
@@ -264,6 +270,10 @@ fn run() -> Result<(), Box<::std::error::Error>> {
         reader = Box::new(reader.take(length));
     }
 
+    if let Some(length) = matches.value_of("c").and_then(|n| n.parse::<u64>().ok()) {
+        reader = Box::new(reader.take(length));
+    }
+
     let show_color = match matches.value_of("color") {
         Some("never") => false,
         Some("auto") => atty::is(Stream::Stdout),