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| -rw-r--r-- | doc/manual/writing-nix-expressions.xml | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/manual/writing-nix-expressions.xml b/doc/manual/writing-nix-expressions.xml index 9770e91822b5..01194d4c6a54 100644 --- a/doc/manual/writing-nix-expressions.xml +++ b/doc/manual/writing-nix-expressions.xml @@ -1217,6 +1217,10 @@ set, the attributes of which specify the inputs of the build.</para> They are simply concatenated, separated by spaces.</para></listitem> + <listitem><para><emphasis>true</emphasis> is passed as + <emphasis>1</emphasis>, <emphasis>false</emphasis> + and <emphasis>null</emphasis> are passed as empty string. + </para></listitem> </itemizedlist> </para></listitem> |