From 2748ee3bcf9373bef58fee7458606fef05626781 Mon Sep 17 00:00:00 2001
From: Mathieu Lirzin <mthl@openmailbox.org>
Date: Sun, 20 Sep 2015 12:27:23 +0200
Subject: [PATCH] lint: Check non-translated package descriptions.

* guix/ui.scm (texi->plain-text): Export.
* guix/scripts/lint.scm (check-description-style): Use it instead of
  'package-description-string'.
---
 guix/scripts/lint.scm | 18 +++++++++++-------
 guix/ui.scm           |  1 +
 2 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/guix/scripts/lint.scm b/guix/scripts/lint.scm
index 8224f540bb..95a8e2e66d 100644
--- a/guix/scripts/lint.scm
+++ b/guix/scripts/lint.scm
@@ -143,12 +143,14 @@ (define (check-not-empty description)
                     (_ "description should not be empty")
                     'description)))
 
-  (define (check-texinfo-markup package)
-    "Check that PACKAGE description can be parsed as a Texinfo fragment."
+  (define (check-texinfo-markup description)
+    "Check that DESCRIPTION can be parsed as a Texinfo fragment.  If the
+markup is valid return a plain-text version of DESCRIPTION, otherwise #f."
     (catch 'parser-error
-      (lambda () (package-description-string package))
+      (lambda () (texi->plain-text description))
       (lambda (keys . args)
-        (emit-warning package (_ "Texinfo markup in description is invalid")))))
+        (emit-warning package (_ "Texinfo markup in description is invalid"))
+        #f)))
 
   (define (check-proper-start description)
     (unless (or (properly-starts-sentence? description)
@@ -179,9 +181,11 @@ (define (check-end-of-sentence-space description)
   (let ((description (package-description package)))
     (when (string? description)
       (check-not-empty description)
-      (check-texinfo-markup package)
-      (check-proper-start description)
-      (check-end-of-sentence-space description))))
+      ;; Use raw description for this because Texinfo rendering automatically
+      ;; fixes end of sentence space.
+      (check-end-of-sentence-space description)
+      (and=> (check-texinfo-markup description)
+             check-proper-start))))
 
 (define (check-inputs-should-be-native package)
   ;; Emit a warning if some inputs of PACKAGE are likely to belong to its
diff --git a/guix/ui.scm b/guix/ui.scm
index 67dd062a34..fb8121c213 100644
--- a/guix/ui.scm
+++ b/guix/ui.scm
@@ -75,6 +75,7 @@ (define-module (guix ui)
             switch-symlinks
             config-directory
             fill-paragraph
+            texi->plain-text
             package-description-string
             string->recutils
             package->recutils