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Merge pull request #68491 from roberth/fix-dontRecurseIntoAttrs

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Fix dontRecurseIntoAttrs + add to lib + doc
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Robert Hensing 2020-03-01 11:05:34 +01:00 • committed by GitHub
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44
doc/functions/library/attrsets.xml
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@ -1667,4 +1667,48 @@ recursiveUpdate
]]></programlisting>
</example>
</section>
<section xml:id="function-library-lib.attrsets.recurseIntoAttrs">
<title><function>lib.attrsets.recurseIntoAttrs</function></title>
<subtitle><literal>recurseIntoAttrs :: AttrSet -> AttrSet</literal>
</subtitle>
<xi:include href="./locations.xml" xpointer="lib.attrsets.recurseIntoAttrs" />
<para>
Make various Nix tools consider the contents of the resulting
attribute set when looking for what to build, find, etc.
</para>
<para>
This function only affects a single attribute set; it does not apply itself recursively for nested attribute sets.
</para>
<variablelist>
<varlistentry>
<term>
<varname>attrs</varname>
</term>
<listitem>
<para>
An attribute set to scan for derivations.
</para>
</listitem>
</varlistentry>
</variablelist>
<example xml:id="function-library-lib.attrsets.recurseIntoAttrs-example">
<title>Making Nix look inside an attribute set</title>
<programlisting><![CDATA[
{ pkgs ? import <nixpkgs> {} }:
{
myTools = pkgs.lib.recurseIntoAttrs {
inherit (pkgs) hello figlet;
};
}
]]></programlisting>
</example>
</section>
</section>