From bb71ee31a52699f439c818a59815791023a8ce2e Mon Sep 17 00:00:00 2001
From: Daniel Hofstetter <daniel.hofstetter@42dh.com>
Date: Wed, 27 Mar 2024 16:45:35 +0100
Subject: [PATCH] xargs: add --max-lines

---
 src/xargs/mod.rs     |  1 +
 tests/xargs_tests.rs | 18 ++++++++++--------
 2 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/src/xargs/mod.rs b/src/xargs/mod.rs
index 89f518a..a923570 100644
--- a/src/xargs/mod.rs
+++ b/src/xargs/mod.rs
@@ -774,6 +774,7 @@ fn do_xargs(args: &[&str]) -> Result<CommandResult, XargsError> {
         .arg(
             Arg::new(options::MAX_LINES)
                 .short('L')
+                .long(options::MAX_LINES)
                 .help(
                     "Set the max number of lines from stdin to be passed to each \
                     command invocation (mutually exclusive with -n)",
diff --git a/tests/xargs_tests.rs b/tests/xargs_tests.rs
index f0dc999..a4eb549 100644
--- a/tests/xargs_tests.rs
+++ b/tests/xargs_tests.rs
@@ -114,14 +114,16 @@ fn xargs_max_args() {
 
 #[test]
 fn xargs_max_lines() {
-    Command::cargo_bin("xargs")
-        .expect("found binary")
-        .args(["-L2"])
-        .write_stdin("ab cd\nef\ngh i\n\njkl\n")
-        .assert()
-        .success()
-        .stderr(predicate::str::is_empty())
-        .stdout(predicate::str::diff("ab cd ef\ngh i jkl\n"));
+    for arg in ["-L2", "--max-lines=2"] {
+        Command::cargo_bin("xargs")
+            .expect("found binary")
+            .arg(arg)
+            .write_stdin("ab cd\nef\ngh i\n\njkl\n")
+            .assert()
+            .success()
+            .stderr(predicate::str::is_empty())
+            .stdout(predicate::str::diff("ab cd ef\ngh i jkl\n"));
+    }
 }
 
 #[test]