{ lib, stdenv, fetchFromGitHub, pkg-config, mlton }: stdenv.mkDerivation rec { pname = "smlfmt"; version = "1.1.0"; src = fetchFromGitHub { owner = "shwestrick"; repo = pname; rev = "v${version}"; hash = "sha256-qwhYOZrck028NliPDnqFZel3IxopQzouhHq6R7DkfPE="; }; nativeBuildInputs = [ mlton ]; installPhase = '' runHook preInstall install -Dm755 -t $out/bin smlfmt runHook postInstall ''; meta = { description = "A custom parser/auto-formatter for Standard ML"; mainProgram = "smlfmt"; longDescription = '' A custom parser and code formatter for Standard ML, with helpful error messages. Supports SML source files (.sml, .sig, .fun, etc.) as well as MLBasis compilation files (.mlb) using MLton conventions, including MLBasis path maps. ''; license = lib.licenses.mit; maintainers = with lib.maintainers; [ munksgaard ]; platforms = mlton.meta.platforms; homepage = "https://github.com/shwestrick/smlfmt"; }; }