02/10: daemon: Improve error message in ‘checkStoreName’.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit cf10268a7783207aec30e0169b61362df0d2512d
Author: Brennan Vincent <brennan@umanwizard.com>
AuthorDate: Mon Sep 23 07:21:07 2024 -0400

    daemon: Improve error message in ‘checkStoreName’.
    
    * nix/libstore/store-api.cc (checkStoreName): Clarify message when NAME
    starts with a dot.
    
    Change-Id: I045a663bc6cd9844677c65b38a31d3941cf212b5
    Signed-off-by: Ludovic Courtès <ludo@gnu.org>
---
 nix/libstore/store-api.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nix/libstore/store-api.cc b/nix/libstore/store-api.cc
index 781fb9e693..38a1403a71 100644
--- a/nix/libstore/store-api.cc
+++ b/nix/libstore/store-api.cc
@@ -61,7 +61,7 @@ void checkStoreName(const string & name)
     /* Disallow names starting with a dot for possible security
        reasons (e.g., "." and ".."). */
     if (string(name, 0, 1) == ".")
-        throw Error(format("invalid name: `%1%'") % name);
+        throw Error(format("invalid name: `%1%' (can't begin with dot)") % 
name);
     foreach (string::const_iterator, i, name)
         if (!((*i >= 'A' && *i <= 'Z') ||
               (*i >= 'a' && *i <= 'z') ||