nixpkgs/doc/doc-support/lib-function-docs.nix
2023-07-08 18:46:08 +02:00

42 lines
1.1 KiB
Nix

# Generates the documentation for library functions via nixdoc.
{ pkgs, nixpkgs, libsets }:
with pkgs;
let
locationsJSON = import ./lib-function-locations.nix { inherit pkgs nixpkgs libsets; };
in
stdenv.mkDerivation {
name = "nixpkgs-lib-docs";
src = ../../lib;
buildInputs = [ nixdoc ];
installPhase = ''
function docgen {
name=$1
baseName=$2
description=$3
# TODO: wrap lib.$name in <literal>, make nixdoc not escape it
if [[ -e "../lib/$baseName.nix" ]]; then
nixdoc -c "$name" -d "lib.$name: $description" -l ${locationsJSON} -f "$baseName.nix" > "$out/$name.md"
else
nixdoc -c "$name" -d "lib.$name: $description" -l ${locationsJSON} -f "$baseName/default.nix" > "$out/$name.md"
fi
echo "$out/$name.md" >> "$out/index.md"
}
mkdir -p "$out"
cat > "$out/index.md" << 'EOF'
```{=include=} sections
EOF
${lib.concatMapStrings ({ name, baseName ? name, description }: ''
docgen ${name} ${baseName} ${lib.escapeShellArg description}
'') libsets}
echo '```' >> "$out/index.md"
'';
}