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nixos/doc: push all the enable*' and package*` options to the top of their option group

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Why? Because this way configuration.nix(5) can be read linearly.

Before:

> virtualisation.xen.bootParams
> ...
> virtualisation.xen.enable
> ...
> virtualisation.xen.package
> ...

After:

> virtualisation.xen.enable
> virtualisation.xen.package
> virtualisation.xen.bootParams
> ...
This commit is contained in:
Jan Malakhovski 2016-04-20 21:46:02 +00:00
parent bccab965b9
commit 182463dc79
1 changed files with 15 additions and 1 deletions
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16
nixos/doc/manual/default.nix
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@ -32,8 +32,22 @@ let
prefixesToStrip = map (p: "${toString p}/") ([ ../../.. ] ++ extraSources);
stripAnyPrefixes = lib.flip (lib.fold lib.removePrefix) prefixesToStrip;
# Custom "less" that pushes up all the things ending in ".enable*"
# and ".package"
optionListLess = a: b:
let
splt = lib.splitString ".";
ise = lib.hasPrefix "enable";
isp = lib.hasPrefix "package";
cmp = lib.splitByAndCompare ise lib.compare
(lib.splitByAndCompare isp lib.compare lib.compare);
in lib.compareLists cmp (splt a) (splt b) < 0;
# Customly sort option list for the man page.
optionsList'' = lib.sort (a: b: optionListLess a.name b.name) optionsList';
# Convert the list of options into an XML file.
optionsXML = builtins.toFile "options.xml" (builtins.toXML optionsList');
optionsXML = builtins.toFile "options.xml" (builtins.toXML optionsList'');
optionsDocBook = runCommand "options-db.xml" {} ''
optionsXML=${optionsXML}