forked from extern/flakelight
51 lines
1.5 KiB
Nix
51 lines
1.5 KiB
Nix
# flakelight -- Framework for simplifying flake setup
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# Copyright (C) 2023 Archit Gupta <archit@accelbread.com>
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# SPDX-License-Identifier: MIT
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{ config, src, lib, inputs, outputs, flakelight, ... }:
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let
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inherit (lib) isList mkOption mkOrder mapAttrs optionalAttrs;
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inherit (lib.types) listOf nullOr oneOf str;
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inherit (builtins) pathExists;
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in
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{
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options = {
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description = mkOption {
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type = nullOr str;
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default =
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if pathExists (src + /flake.nix)
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then (import (src + /flake.nix)).description or null
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else null;
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};
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license = mkOption {
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type = nullOr (oneOf [ str (listOf str) ]);
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default = null;
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};
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};
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config.withOverlays = mkOrder 10 (final: prev:
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let
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inherit (prev.stdenv.hostPlatform) system;
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in
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{
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inherit src inputs outputs flakelight system;
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inputs' = mapAttrs (_: mapAttrs (_: v: v.${system} or { })) inputs;
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outputs' = mapAttrs (_: v: v.${system} or { }) outputs;
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defaultMeta = {
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platforms = config.systems;
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} // optionalAttrs (config.description != null) {
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inherit (config) description;
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} // optionalAttrs (config.license != null) {
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license =
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let
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getLicense = license: final.lib.licenses.${license} or
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(final.lib.meta.getLicenseFromSpdxId license);
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in
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if isList config.license then map getLicense config.license
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else getLicense config.license;
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};
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});
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}
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