40 lines
1.3 KiB
Nix
40 lines
1.3 KiB
Nix
{ core-inputs
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, user-inputs
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, snowfall-lib
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}:
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let
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inherit (builtins) baseNameOf;
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inherit (core-inputs.nixpkgs.lib) assertMsg foldl mapAttrs;
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user-modules-root = snowfall-lib.fs.get-snowfall-file "modules";
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in
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{
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module = {
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# Create flake output modules.
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# Type: Attrs -> Attrs
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# Usage: create-modules { src = ./my-modules; overrides = { inherit another-module; }; alias = { default = "another-module" }; }
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# result: { another-module = ...; my-module = ...; default = ...; }
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create-modules =
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{ src ? user-modules-root
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, overrides ? { }
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, alias ? { }
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}:
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let
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user-modules = snowfall-lib.fs.get-default-nix-files-recursive src;
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create-module-metadata = module: {
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name = builtins.unsafeDiscardStringContext (snowfall-lib.path.get-parent-directory module);
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path = module;
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};
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modules-metadata = builtins.map create-module-metadata user-modules;
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merge-modules = modules: metadata:
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modules // {
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${metadata.name} = import metadata.path;
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};
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modules-without-aliases = foldl merge-modules { } modules-metadata;
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aliased-modules = mapAttrs (name: value: modules-without-aliases.${value}) alias;
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modules = modules-without-aliases // aliased-modules // overrides;
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in
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modules;
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};
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}
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