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nixos: doc: make option sorting somewhat more efficient

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This commit is contained in:
Jan Malakhovski 2018-02-11 22:06:50 +00:00
parent a3a8c1f54d
commit 252ec7da0a
1 changed files with 2 additions and 3 deletions
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5
nixos/doc/manual/default.nix
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@ -66,15 +66,14 @@ let
# 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;
in lib.compareLists cmp a.loc b.loc < 0;
# Customly sort option list for the man page.
optionsList = lib.sort (a: b: optionListLess a.name b.name) optionsListDesc;
optionsList = lib.sort optionListLess optionsListDesc;
# Convert the list of options into an XML file.
optionsXML = builtins.toFile "options.xml" (builtins.toXML optionsList);