branch master updated: Fix a Squee null handling issue with latest fixed output derivations

[Christopher Baines]

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cbaines pushed a commit to branch master
in repository data-service.

The following commit(s) were added to refs/heads/master by this push:
     new 54c5fbe  Fix a Squee null handling issue with latest fixed output 
derivations
54c5fbe is described below

commit 54c5fbe9fba59c9118eee2128bf55818ccadb52b
Author: Christopher Baines <mail@cbaines.net>
AuthorDate: Thu Jan 14 22:09:32 2021 +0000

    Fix a Squee null handling issue with latest fixed output derivations
---
 guix-data-service/model/derivation.scm | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/guix-data-service/model/derivation.scm 
b/guix-data-service/model/derivation.scm
index 3e211be..f41f55c 100644
--- a/guix-data-service/model/derivation.scm
+++ b/guix-data-service/model/derivation.scm
@@ -646,13 +646,13 @@ LIMIT $4"))
   (map (match-lambda
          ((derivation_file_name latest_build)
           `((derivation_file_name . ,derivation_file_name)
-            (latest_build         . ,(if latest_build
+            (latest_build         . ,(if (null? latest_build)
+                                         'null
                                          (map (match-lambda
                                                 ((key . value)
                                                  (cons (string->symbol key)
                                                        value)))
-                                              (json-string->scm latest_build))
-                                         'null)))))
+                                              (json-string->scm 
latest_build)))))))
        (exec-query-with-null-handling
         conn
         query