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authorSilvan Mosberger <contact@infinisil.com>2021-05-04 09:49:25 +0200
committerGitHub <noreply@github.com>2021-05-04 09:49:25 +0200
commitb8336c2b8abaabb4307ef2f1c38ec48f2f1dbf6f (patch)
treea930fd87aeef8f1719fcdd6722123c6f11b44393 /nixos/doc/manual/development
parent3cc34f9e559e3d6d06c7fdb29392e04beef805e1 (diff)
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formats.ini: Introduce `listToValue` argument (#121613)
Allows coercing lists to values. E.g.

  formats.ini { listToValue = lib.concatMapStringsSep ", " (lib.generators.mkValueStringDefault {}); }
Diffstat (limited to 'nixos/doc/manual/development')
-rw-r--r--nixos/doc/manual/development/settings-options.xml12
1 files changed, 11 insertions, 1 deletions
diff --git a/nixos/doc/manual/development/settings-options.xml b/nixos/doc/manual/development/settings-options.xml
index 7795d7c8044..7292cac62b7 100644
--- a/nixos/doc/manual/development/settings-options.xml
+++ b/nixos/doc/manual/development/settings-options.xml
@@ -50,7 +50,7 @@
        </varlistentry>
        <varlistentry>
          <term>
-           <varname>pkgs.formats.ini</varname> { <replaceable>listsAsDuplicateKeys</replaceable> ? false, ... }
+           <varname>pkgs.formats.ini</varname> { <replaceable>listsAsDuplicateKeys</replaceable> ? false, <replaceable>listToValue</replaceable> ? null, ... }
          </term>
          <listitem>
            <para>
@@ -66,6 +66,16 @@
                    </para>
                  </listitem>
                </varlistentry>
+               <varlistentry>
+                 <term>
+                   <varname>listToValue</varname>
+                 </term>
+                 <listitem>
+                   <para>
+                     A function for turning a list of values into a single value.
+                   </para>
+                 </listitem>
+               </varlistentry>
              </variablelist>
             It returns a set with INI-specific attributes <varname>type</varname> and <varname>generate</varname> as specified <link linkend='pkgs-formats-result'>below</link>.
            </para>