lint: Emit an ANSI erase-in-line sequence.

* guix/scripts/lint.scm (run-checkers): Add '\x1b[K' to progress
messages and after 'for-each'.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
Danny Milosavljevic 2016-04-08 17:59:12 +02:00 committed by Ludovic Courtès
parent fc1adab148
commit 013c3fb8c7

View file

@ -3,6 +3,7 @@
;;; Copyright © 2014, 2015 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015, 2016 Mathieu Lirzin <mthl@gnu.org>
;;; Copyright © 2016 Danny Milosavljevic <dannym+a@scratchpost.org>
;;;
;;; This file is part of GNU Guix.
;;;
@ -799,11 +800,14 @@ (define* (run-checkers package #:optional (checkers %checkers))
(name (package-full-name package)))
(for-each (lambda (checker)
(when tty?
(format (current-error-port) "checking ~a [~a]...\r"
(format (current-error-port) "checking ~a [~a]...\x1b[K\r"
name (lint-checker-name checker))
(force-output (current-error-port)))
((lint-checker-check checker) package))
checkers)))
checkers)
(when tty?
(format (current-error-port) "\x1b[K")
(force-output (current-error-port)))))
;;;