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Merge pull request #9028 from Ericson2314/nix3-config-options

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Misc options rendering adjustments
This commit is contained in:
John Ericson 2023-09-25 09:04:56 -04:00 committed by GitHub
commit 728767db03
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 20 additions and 13 deletions
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31
doc/manual/generate-manpage.nix
View file

@ -1,8 +1,8 @@
let
inherit (builtins)
attrNames attrValues fromJSON listToAttrs mapAttrs
attrNames attrValues fromJSON listToAttrs mapAttrs groupBy
concatStringsSep concatMap length lessThan replaceStrings sort;
inherit (import ./utils.nix) concatStrings optionalString filterAttrs trim squash unique showSettings;
inherit (import ./utils.nix) attrsToList concatStrings optionalString filterAttrs trim squash unique showSettings;
in
commandDump:
@ -75,25 +75,27 @@ let
(details ? doc)
(replaceStrings ["@stores@"] [storeDocs] details.doc);
maybeOptions = optionalString (details.flags != {}) ''
maybeOptions = let
allVisibleOptions = filterAttrs
(_: o: ! o.hiddenCategory)
(details.flags // toplevel.flags);
in optionalString (allVisibleOptions != {}) ''
# Options
${showOptions details.flags toplevel.flags}
${showOptions allVisibleOptions}
> **Note**
>
> See [`man nix.conf`](@docroot@/command-ref/conf-file.md#command-line-flags) for overriding configuration settings with command line flags.
'';
showOptions = options: commonOptions:
showOptions = allOptions:
let
allOptions = options // commonOptions;
showCategory = cat: ''
${optionalString (cat != "") "**${cat}:**"}
showCategory = cat: opts: ''
${optionalString (cat != "") "## ${cat}"}
${listOptions (filterAttrs (n: v: v.category == cat) allOptions)}
${concatStringsSep "\n" (attrValues (mapAttrs showOption opts))}
'';
listOptions = opts: concatStringsSep "\n" (attrValues (mapAttrs showOption opts));
showOption = name: option:
let
shortName = optionalString
@ -107,8 +109,13 @@ let
${option.description}
'';
categories = sort lessThan (unique (map (cmd: cmd.category) (attrValues allOptions)));
in concatStrings (map showCategory categories);
categories = mapAttrs
# Convert each group from a list of key-value pairs back to an attrset
(_: listToAttrs)
(groupBy
(cmd: cmd.value.category)
(attrsToList allOptions));
in concatStrings (attrValues (mapAttrs showCategory categories));
in squash result;
appendName = filename: name: (if filename == "nix" then "nix3" else filename) + "-" + name;

2
src/libutil/args.cc
View file

@ -236,7 +236,7 @@ nlohmann::json Args::toJSON()
for (auto & [name, flag] : longFlags) {
auto j = nlohmann::json::object();
if (hiddenCategories.count(flag->category)) continue;
j["hiddenCategory"] = hiddenCategories.count(flag->category) > 0;
if (flag->aliases.count(name)) continue;
if (flag->shortName)
j["shortName"] = std::string(1, flag->shortName);