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b8a1ff98c1
this avoids incorrect rendering on the man pages, since `lowdown` neither parses the anchor syntax nor HTML. this should rather be fixed in lowdown, as adding more anchors would otherwise produce ever more noise and error-prone repetition.
41 lines
1.5 KiB
Nix
41 lines
1.5 KiB
Nix
let
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inherit (builtins) attrNames concatStringsSep isAttrs isBool;
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inherit (import ./utils.nix) concatStrings squash splitLines;
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in
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optionsInfo:
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let
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showOption = name:
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let
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inherit (optionsInfo.${name}) description documentDefault defaultValue aliases;
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result = squash ''
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- <span id="conf-${name}">[`${name}`](#conf-${name})</span>
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${indent " " body}
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'';
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# separate body to cleanly handle indentation
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body = ''
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${description}
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**Default:** ${showDefault documentDefault defaultValue}
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${showAliases aliases}
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'';
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showDefault = documentDefault: defaultValue:
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if documentDefault then
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# a StringMap value type is specified as a string, but
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# this shows the value type. The empty stringmap is `null` in
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# JSON, but that converts to `{ }` here.
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if defaultValue == "" || defaultValue == [] || isAttrs defaultValue
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then "*empty*"
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else if isBool defaultValue then
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if defaultValue then "`true`" else "`false`"
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else "`${toString defaultValue}`"
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else "*machine-specific*";
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showAliases = aliases:
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if aliases == [] then "" else
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"**Deprecated alias:** ${(concatStringsSep ", " (map (s: "`${s}`") aliases))}";
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indent = prefix: s:
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concatStringsSep "\n" (map (x: if x == "" then x else "${prefix}${x}") (splitLines s));
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in result;
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in concatStrings (map showOption (attrNames optionsInfo))
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