lean4-htt/doc/flake.nix
2022-07-15 18:44:17 +02:00

96 lines
3.1 KiB
Nix

{
description = "Lean documentation";
inputs.lean.url = path:../.;
inputs.flake-utils.follows = "lean/flake-utils";
inputs.mdBook = {
url = github:leanprover/mdBook;
flake = false;
};
inputs.alectryon = {
url = github:Kha/alectryon/typeid;
flake = false;
};
inputs.leanInk = {
url = github:leanprover/LeanInk;
flake = false;
};
outputs = inputs@{ self, ... }: inputs.flake-utils.lib.eachDefaultSystem (system:
with inputs.lean.packages.${system}; with nixpkgs;
let
doc-src = lib.sourceByRegex ../. ["doc.*" "tests(/lean(/beginEndAsMacro.lean)?)?"];
in {
packages = rec {
lean-mdbook = mdbook.overrideAttrs (drv: rec {
name = "lean-${mdbook.name}";
src = inputs.mdBook;
cargoDeps = drv.cargoDeps.overrideAttrs (_: {
inherit src;
outputHash = "sha256-mhTWHs/bsmm3FH59SkUxBTl5lEH2Rlz/aF9CuBTu1TE=";
});
doCheck = false;
});
book = stdenv.mkDerivation {
name ="lean-doc";
src = doc-src;
buildInputs = [ lean-mdbook ];
buildCommand = ''
mkdir $out
# necessary for `additional-css`...?
cp -r --no-preserve=mode $src/doc/* .
# overwrite stub .lean.md files
cp -r ${examples}/* examples/
mdbook build -d $out
'';
};
# We use a separate derivation instead of `checkPhase` so we can push it but not `doc` to the binary cache
test = stdenv.mkDerivation {
name ="lean-doc-test";
src = doc-src;
buildInputs = [ lean-mdbook stage1.Lean.lean-package strace ];
patchPhase = ''
cd doc
patchShebangs test
'';
buildPhase = ''
mdbook test
touch $out
'';
dontInstall = true;
};
leanInk = (buildLeanPackage {
name = "Main";
src = inputs.leanInk;
deps = [ (buildLeanPackage {
name = "LeanInk";
src = inputs.leanInk;
}) ];
executableName = "leanInk";
linkFlags = ["-rdynamic"];
}).executable;
alectryon = python3Packages.buildPythonApplication {
name = "alectryon";
src = inputs.alectryon;
propagatedBuildInputs =
[ leanInk lean-all ] ++
# https://github.com/cpitclaudel/alectryon/blob/master/setup.cfg
(with python3Packages; [ pygments dominate beautifulsoup4 docutils ]);
doCheck = false;
};
renderLean = name: file: runCommandNoCC "${name}.md" { buildInputs = [ alectryon ]; } ''
mkdir -p $out/examples
alectryon --frontend lean4+markup ${file} --backend webpage -o $out/${name}.md
'';
renderDir = name: dir: let
ents = builtins.readDir dir;
inputs = lib.filterAttrs (n: t: builtins.match ".*\.lean" n != null && t == "regular") ents;
outputs = lib.mapAttrs (n: _: renderLean n "${dir}/${n}") inputs;
in
outputs // symlinkJoin { inherit name; paths = lib.attrValues outputs; };
examples = renderDir "examples" ./examples;
doc = book;
};
defaultPackage = self.packages.${system}.doc;
});
}