78 lines
2 KiB
Nix
78 lines
2 KiB
Nix
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{ lib, config, self, inputs, ... }:
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let
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inherit (config.lib)
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createThings;
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in
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let
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createDevShells = baseDir:
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createThings {
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inherit baseDir;
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thingType = "devShell";
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raw = false;
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extras.systems = {
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default = lib.const true;
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};
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};
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in
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{
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options = let
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inherit (lib) types;
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in {
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flake.autoDevShells = lib.mkOption {
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description = ''
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Automagically generate devShells from walking directories with Nix files
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'';
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type = types.submodule (submodule: {
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options = {
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enable = lib.mkEnableOption "Automatic devShells extraction";
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dir = lib.mkOption {
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description = ''
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Base directory of the contained devShells
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'';
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type = types.path;
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default = "${self}/shells";
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defaultText = ''''${self}/shells'';
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};
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result = lib.mkOption {
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description = ''
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The resulting automatic devShells
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'';
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type = types.attrsOf (types.submodule { options = {
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devShell = lib.mkOption { type = types.unspecified; };
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systems = lib.mkOption { type = types.functionTo types.bool; };
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};});
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readOnly = true;
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internal = true;
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default =
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lib.optionalAttrs
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config.flake.autoDevShells.enable
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(createDevShells config.flake.autoDevShells.dir);
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};
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};
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});
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default = {};
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};
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};
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config = {
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perSystem = { lib, pkgs, system, ... }: let
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devShells =
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lib.pipe
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config.flake.autoDevShells.result
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[
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(lib.filterAttrs
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(name: { devShell, systems }:
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pkgs.callPackage systems {
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inherit (pkgs) lib hostPlatform targetPlatform;
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}))
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(lib.mapAttrs
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(name: { devShell, systems }:
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pkgs.callPackage devShell { inherit inputs; }))
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];
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in {
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inherit devShells;
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};
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};
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}
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