From 00dcfb261b207f58d45d6cc542bdcdb0c346598d Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Sat, 9 Apr 2022 20:07:17 +0200
Subject: ui: Highlight important bits in recutils output.

* guix/scripts/system/search.scm (service-type->recutils): Highlight the
value of the 'name' field.
* guix/ui.scm (package->recutils): Likewise for 'name' and 'version'.
---
 guix/scripts/system/search.scm | 9 +++++++--
 guix/ui.scm                    | 7 +++++--
 2 files changed, 12 insertions(+), 4 deletions(-)

(limited to 'guix')

diff --git a/guix/scripts/system/search.scm b/guix/scripts/system/search.scm
index 93c9fc5644..2a237e03d9 100644
--- a/guix/scripts/system/search.scm
+++ b/guix/scripts/system/search.scm
@@ -20,7 +20,7 @@
 (define-module (guix scripts system search)
   #:use-module (guix ui)
   #:use-module (guix utils)
-  #:autoload   (guix colors) (supports-hyperlinks?)
+  #:autoload   (guix colors) (highlight supports-hyperlinks?)
   #:autoload   (guix diagnostics) (location->hyperlink)
   #:use-module (gnu services)
   #:use-module (gnu services shepherd)
@@ -74,6 +74,9 @@ (define* (service-type->recutils type port
   "Write to PORT a recutils record of TYPE, arranging to fit within WIDTH
 columns.  When HYPERLINKS? is true, emit hyperlink escape sequences when
 appropriate."
+  (define port*
+    (or (pager-wrapped-port port) port))
+
   (define width*
     ;; The available number of columns once we've taken into account space for
     ;; the initial "+ " prefix.
@@ -88,7 +91,9 @@ (define (extensions->recutils extensions)
                        (string-length "extends: ")))))
 
   ;; Note: Don't i18n field names so that people can post-process it.
-  (format port "name: ~a~%" (service-type-name type))
+  (format port "name: ~a~%"
+          (highlight (symbol->string (service-type-name type))
+                     port*))
   (format port "location: ~a~%"
           (or (and=> (service-type-location type)
                      (if hyperlinks? location->hyperlink location->string))
diff --git a/guix/ui.scm b/guix/ui.scm
index 37d24030e4..555a614faa 100644
--- a/guix/ui.scm
+++ b/guix/ui.scm
@@ -1489,6 +1489,9 @@ (define* (package->recutils p port #:optional (width (%text-width))
   "Write to PORT a `recutils' record of package P, arranging to fit within
 WIDTH columns.  EXTRA-FIELDS is a list of symbol/value pairs to emit.  When
 HYPERLINKS? is true, emit hyperlink escape sequences when appropriate."
+  (define port*
+    (or (pager-wrapped-port port) port))
+
   (define width*
     ;; The available number of columns once we've taken into account space for
     ;; the initial "+ " prefix.
@@ -1508,8 +1511,8 @@ (define (package<? p1 p2)
     (string<? (package-full-name p1) (package-full-name p2)))
 
   ;; Note: Don't i18n field names so that people can post-process it.
-  (format port "name: ~a~%" (package-name p))
-  (format port "version: ~a~%" (package-version p))
+  (format port "name: ~a~%" (highlight (package-name p) port*))
+  (format port "version: ~a~%" (highlight (package-version p) port*))
   (format port "outputs: ~a~%" (string-join (package-outputs p)))
   (format port "systems: ~a~%"
           (split-lines (string-join (package-transitive-supported-systems p))
-- 
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