From 3e31ec827a887eda2d13f5fb7b7f61e222b2169d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Wed, 20 Apr 2016 22:52:35 +0200
Subject: [PATCH] download: 'uri-abbreviation' can abbreviate the URI's
basename.
* guix/build/download.scm (uri-abbreviation): Use 'ellipsis' instead of
"...". Abbreviate the basename of PATH if needed.
---
guix/build/download.scm | 19 ++++++++++++-------
1 file changed, 12 insertions(+), 7 deletions(-)
diff --git a/guix/build/download.scm b/guix/build/download.scm
index e00fa04e358..fe7a453c89b 100644
--- a/guix/build/download.scm
+++ b/guix/build/download.scm
@@ -202,13 +202,18 @@ (define uri-as-string
(uri->string uri))
(define (elide-path)
- (let ((path (uri-path uri)))
- (string-append (symbol->string (uri-scheme uri)) "://"
-
- ;; `file' URIs have no host part.
- (or (uri-host uri) "")
-
- (string-append "/.../" (basename path)))))
+ (let* ((path (uri-path uri))
+ (base (basename path))
+ (prefix (string-append (symbol->string (uri-scheme uri)) "://"
+
+ ;; `file' URIs have no host part.
+ (or (uri-host uri) "")
+
+ (string-append "/" (ellipsis) "/"))))
+ (if (> (+ (string-length prefix) (string-length base)) max-length)
+ (string-append prefix (ellipsis)
+ (string-drop base (quotient (string-length base) 2)))
+ (string-append prefix base))))
(if (> (string-length uri-as-string) max-length)
(let ((short (elide-path)))
--
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