97 lines
2.5 KiB
Nix
97 lines
2.5 KiB
Nix
{
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lib ? import <nixpkgs/lib>,
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}:
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let
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filterOptions = lib.filterAttrs (
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name: _:
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!builtins.elem name [
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"_module"
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"_freeformOptions"
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]
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);
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getPrios =
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{
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options,
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}:
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let
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filteredOptions = filterOptions options;
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in
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lib.mapAttrs (
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_: opt:
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let
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prio = {
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__prio = opt.highestPrio;
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};
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filteredSubOptions = filterOptions (opt.type.getSubOptions opt.loc);
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zipDefs = builtins.zipAttrsWith (_: vs: vs);
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prioPerValue =
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{ type, defs }:
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lib.mapAttrs (
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attrName: prioSet:
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let
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# Evaluate the submodule
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options = filteredSubOptions;
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modules = (
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[
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{ inherit options; }
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]
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++ map (config: { inherit config; }) defs.${attrName}
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);
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submoduleEval = lib.evalModules {
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inherit modules;
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};
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in
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(lib.optionalAttrs (prioSet ? highestPrio) {
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__prio = prioSet.highestPrio;
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})
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// (
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if type.nestedTypes.elemType.name == "submodule" then
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getPrios { options = submoduleEval.options; }
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else
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# Nested attrsOf
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(lib.optionalAttrs (type.nestedTypes.elemType.name == "attrsOf") (
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prioPerValue {
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type = type.nestedTypes.elemType;
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defs = zipDefs defs.${attrName};
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} prioSet.value
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))
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)
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);
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submodulePrios =
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let
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options = filteredSubOptions;
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modules = (
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[
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{ inherit options; }
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]
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++ opt.definitions
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);
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submoduleEval = lib.evalModules {
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inherit modules;
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};
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in
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getPrios { options = filterOptions submoduleEval.options; };
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in
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if opt ? type && opt.type.name == "submodule" then
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(prio) // submodulePrios
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else if opt ? type && opt.type.name == "attrsOf" then
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prio // (
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prioPerValue {
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type = opt.type;
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defs = zipDefs opt.definitions;
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} (lib.modules.mergeAttrDefinitionsWithPrio opt))
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else if opt ? type && opt._type == "option" then
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prio
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else
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getPrios { options = opt; }
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) filteredOptions;
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in
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{
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inherit getPrios;
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}
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