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|
{ command }:
with builtins;
with import ./utils.nix;
let
showCommand = { command, def, filename }:
let
showSynopsis = command: args:
let
showArgument = arg: "*${arg.label}*" + (if arg ? arity then "" else "...");
arguments = concatStringsSep " " (map showArgument args);
in ''
`${command}` [*option*...] ${arguments}
'';
maybeSubcommands = if def ? commands && def.commands != {}
then ''
where *subcommand* is one of the following:
${subcommands}
''
else "";
subcommands = if length categories > 1
then listCategories
else listSubcommands def.commands;
categories = sort (x: y: x.id < y.id) (unique (map (cmd: cmd.category) (attrValues def.commands)));
listCategories = concatStrings (map showCategory categories);
showCategory = cat: ''
**${toString cat.description}:**
${listSubcommands (filterAttrs (n: v: v.category == cat) def.commands)}
'';
listSubcommands = cmds: concatStrings (attrValues (mapAttrs showSubcommand cmds));
showSubcommand = name: subcmd: ''
* [`${command} ${name}`](./${appendName filename name}.md) - ${subcmd.description}
'';
maybeDocumentation = if def ? doc then def.doc else "";
maybeOptions = if def.flags == {} then "" else ''
# Options
${showOptions def.flags}
'';
showOptions = options:
let
showCategory = cat: ''
${if cat != "" then "**${cat}:**" else ""}
${listOptions (filterAttrs (n: v: v.category == cat) options)}
'';
listOptions = opts: concatStringsSep "\n" (attrValues (mapAttrs showOption opts));
showOption = name: option:
let
shortName = if option ? shortName then "/ `-${option.shortName}`" else "";
labels = if option ? labels then (concatStringsSep " " (map (s: "*${s}*") option.labels)) else "";
in trim ''
- `--${name}` ${shortName} ${labels}
${option.description}
'';
categories = sort builtins.lessThan (unique (map (cmd: cmd.category) (attrValues options)));
in concatStrings (map showCategory categories);
in squash ''
> **Warning** \
> This program is **experimental** and its interface is subject to change.
# Name
`${command}` - ${def.description}
# Synopsis
${showSynopsis command def.args}
${maybeSubcommands}
${maybeDocumentation}
${maybeOptions}
'';
appendName = filename: name: (if filename == "nix" then "nix3" else filename) + "-" + name;
processCommand = { command, def, filename }:
[ { name = filename + ".md"; value = showCommand { inherit command def filename; }; inherit command; } ]
++ concatMap
(name: processCommand {
filename = appendName filename name;
command = command + " " + name;
def = def.commands.${name};
})
(attrNames def.commands or {});
in
let
manpages = processCommand { filename = "nix"; command = "nix"; def = builtins.fromJSON command; };
summary = concatStrings (map (manpage: " - [${manpage.command}](command-ref/new-cli/${manpage.name})\n") manpages);
in
(listToAttrs manpages) // { "SUMMARY.md" = summary; }
|
