diff options
Diffstat (limited to 'nixos/lib/typechecker.nix')
-rw-r--r-- | nixos/lib/typechecker.nix | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/nixos/lib/typechecker.nix b/nixos/lib/typechecker.nix deleted file mode 100644 index b4d8277f8fe9..000000000000 --- a/nixos/lib/typechecker.nix +++ /dev/null @@ -1,91 +0,0 @@ -{ config, lib, pkgs, baseModules, ... }: - -with pkgs; -with pkgs.lib; - -let - - optionsSpecs = inferenceMode: - let - versionModule = - { system.nixosVersionSuffix = config.system.nixosVersionSuffix; - system.nixosRevision = config.system.nixosRevision; - nixpkgs.system = config.nixpkgs.system; - }; - - internalModule = { _module = config._module; } // (if isNull inferenceMode then {} else { _module.typeInference = mkForce inferenceMode; }); - - eval = evalModules { - modules = [ versionModule ] ++ baseModules ++ [ internalModule ]; - args = (config._module.args) // { modules = [ ]; }; - }; - - # Remove invisible and internal options. - optionsSpecs' = filter (opt: opt.visible && !opt.internal) (optionAttrSetToParseableSpecifications config._module eval.options); - - # INFO: Please add 'defaultText' or 'literalExample' to the option - # definition to avoid this exception! - substFunction = key: decls: x: - if builtins.isAttrs x then mapAttrs (name: substFunction key decls) x - else if builtins.isList x then map (substFunction key decls) x - else if builtins.isFunction x then throw "Found an unexpected <function> in ${key} declared in ${concatStringsSep " and " decls}." - else x; - - prefix = toString ../..; - - stripPrefix = fn: - if substring 0 (stringLength prefix) fn == prefix then - substring (stringLength prefix + 1) 1000 fn - else - fn; - - # Clean up declaration sites to not refer to the NixOS source tree. - cleanupOptions = x: flip map x (opt: - let substFunction' = y: substFunction opt.name opt.declarations y; - in opt - // { declarations = map (fn: stripPrefix fn) opt.declarations; } - // optionalAttrs (opt ? example) { example = substFunction' opt.example; } - // optionalAttrs (opt ? default) { default = substFunction' opt.default; } - // optionalAttrs (opt ? type) { type = substFunction' opt.type; }); - - in - cleanupOptions optionsSpecs'; - -in - -{ - - system.build.typechecker = { - - # The NixOS options as machine readable specifications in JSON format. - specifications = stdenv.mkDerivation { - name = "options-specs-json"; - - buildCommand = '' - # Export list of options in different format. - dst=$out/share/doc/nixos - mkdir -p $dst - - cp ${builtins.toFile "options.json" (builtins.unsafeDiscardStringContext (builtins.toJSON - (listToAttrs (map (o: { name = o.name; value = removeAttrs o ["name" "visible" "internal"]; }) (optionsSpecs null))))) - } $dst/options-specs.json - - mkdir -p $out/nix-support - echo "file json $dst/options-specs.json" >> $out/nix-support/hydra-build-products - ''; # */ - - meta.description = "List of NixOS options specifications in JSON format"; - }; - - silent = listToAttrs (map (o: { name = o.name; value = removeAttrs o ["name" "visible" "internal"]; }) (optionsSpecs "silent")); - printAll = listToAttrs (map (o: { name = o.name; value = removeAttrs o ["name" "visible" "internal"]; }) (optionsSpecs "printAll")); - printUnspecified = listToAttrs (map (o: { name = o.name; value = removeAttrs o ["name" "visible" "internal"]; }) (optionsSpecs "printUnspecified")); - - }; - -} - - - - - |