doc: interpret-trailers: use input redirection

LemmingAvalanche · gitster · commit b032a2bfe74e · 2023-05-01T13:26:41.000-07:00
Use input redirection instead of invoking cat(1) on a single file. This
is more straightforward, saves a process, and often makes the line
shorter.

Suggested-by: Junio C Hamano &lt;gitster@pobox.com&gt;
Signed-off-by: Kristoffer Haugsbakk &lt;code@khaugsbakk.name&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
diff --git a/Documentation/git-interpret-trailers.txt b/Documentation/git-interpret-trailers.txt
@@ -280,7 +280,7 @@ $ cat msg.txt
 subject
 
 message
-$ cat msg.txt | git interpret-trailers --trailer 'sign: Alice <alice@example.com>' --trailer 'sign: Bob <bob@example.com>'
+$ git interpret-trailers --trailer 'sign: Alice <alice@example.com>' --trailer 'sign: Bob <bob@example.com>' <msg.txt
 subject
 
 message

-Original file line number
+Diff line change
 subject
 message
 -$ cat msg.txt | git interpret-trailers --trailer 'sign: Alice <[email protected]>' --trailer 'sign: Bob <[email protected]>'
 +$ git interpret-trailers --trailer 'sign: Alice <[email protected]>' --trailer 'sign: Bob <[email protected]>' <msg.txt
 subject
 message