lib/modules: file -> _file for a more idempotent unifyModuleSyntax

This will be useful for doing more complicated module evaluations
This commit is contained in:
Silvan Mosberger 2019-12-05 00:00:47 +01:00
parent bc471c14db
commit aa613427b7
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@ -110,7 +110,7 @@ rec {
in
builtins.genericClosure {
startSet = toClosureList unknownModule "" modules;
operator = m: toClosureList m.file m.key m.imports;
operator = m: toClosureList m._file m.key m.imports;
};
/* Massage a module into canonical form, that is, a set consisting
@ -125,7 +125,7 @@ rec {
if badAttrs != {} then
throw "Module `${key}' has an unsupported attribute `${head (attrNames badAttrs)}'. This is caused by assignments to the top-level attributes `config' or `options'."
else
{ file = m._file or file;
{ _file = m._file or file;
key = toString m.key or key;
disabledModules = m.disabledModules or [];
imports = m.imports or [];
@ -133,7 +133,7 @@ rec {
config = mkMerge [ (m.config or {}) metaSet ];
}
else
{ file = m._file or file;
{ _file = m._file or file;
key = toString m.key or key;
disabledModules = m.disabledModules or [];
imports = m.require or [] ++ m.imports or [];
@ -189,7 +189,7 @@ rec {
in the value attribute of each option. */
mergeModules = prefix: modules:
mergeModules' prefix modules
(concatMap (m: map (config: { inherit (m) file; inherit config; }) (pushDownProperties m.config)) modules);
(concatMap (m: map (config: { file = m._file; inherit config; }) (pushDownProperties m.config)) modules);
mergeModules' = prefix: options: configs:
let
@ -223,7 +223,7 @@ rec {
) {} modules;
# an attrset 'name' => list of submodules that declare name.
declsByName = byName "options" (module: option:
[{ inherit (module) file; options = option; }]
[{ inherit (module) _file; options = option; }]
) options;
# an attrset 'name' => list of submodules that define name.
defnsByName = byName "config" (module: value:
@ -250,7 +250,7 @@ rec {
firstOption = findFirst (m: isOption m.options) "" decls;
firstNonOption = findFirst (m: !isOption m.options) "" decls;
in
throw "The option `${showOption loc}' in `${firstOption.file}' is a prefix of options in `${firstNonOption.file}'."
throw "The option `${showOption loc}' in `${firstOption._file}' is a prefix of options in `${firstNonOption._file}'."
else
mergeModules' loc decls defns
))
@ -284,7 +284,7 @@ rec {
bothHave "apply" ||
(bothHave "type" && (! typesMergeable))
then
throw "The option `${showOption loc}' in `${opt.file}' is already declared in ${showFiles res.declarations}."
throw "The option `${showOption loc}' in `${opt._file}' is already declared in ${showFiles res.declarations}."
else
let
/* Add the modules of the current option to the list of modules
@ -298,11 +298,11 @@ rec {
else packSubmodule file { options = opt; };
getSubModules = opt.options.type.getSubModules or null;
submodules =
if getSubModules != null then map (packSubmodule opt.file) getSubModules ++ res.options
else if opt.options ? options then map (coerceOption opt.file) options' ++ res.options
if getSubModules != null then map (packSubmodule opt._file) getSubModules ++ res.options
else if opt.options ? options then map (coerceOption opt._file) options' ++ res.options
else res.options;
in opt.options // res //
{ declarations = res.declarations ++ [opt.file];
{ declarations = res.declarations ++ [opt._file];
options = submodules;
} // typeSet
) { inherit loc; declarations = []; options = []; } opts;