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nixpkgs.channels disregards contextName

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do butterflies cry? 2026-02-17 17:27:31 +10:00
parent d85a6b963f
commit 0c5387fd61
1 changed files with 19 additions and 28 deletions
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25
cerulean/nixos/nixpkgs.nix
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@ -26,11 +26,10 @@
cfg = config.nixpkgs.channels; cfg = config.nixpkgs.channels;
in { in {
options.nixpkgs.channels = lib.mkOption { options.nixpkgs.channels = lib.mkOption {
type = lib.types.attrsOf (lib.types.attrs); type = lib.types.attrs;
default = {}; default = {};
description = "Declare package repositories per module context (nixos, home-manager, etc)"; description = "Declare package repositories";
example = { example = {
"homes" = {
"pkgs" = { "pkgs" = {
source = "inputs.nixpkgs"; source = "inputs.nixpkgs";
system = "x86-64-linux"; system = "x86-64-linux";
@ -43,29 +42,22 @@ in {
source = "inputs.nixpkgs-unstable"; source = "inputs.nixpkgs-unstable";
system = "x86-64-linux"; system = "x86-64-linux";
config = { config = {
allowUnfree = true; allowUnfree = false;
allowBroken = false; allowBroken = true;
};
}; };
}; };
}; };
}; };
config = let config = let
# TODO: use lib.types.submodule to restrict what options
# TODO: can be given to `nixpkgs.channels.${moduleName}.${name}`
decl =
cfg.${contextName} or cfg.default;
repos = repos =
decl cfg
|> mapAttrs ( |> mapAttrs (
name: args: name: args:
lib.mkForce ( lib.mkForce (
assert args ? source assert args ? source
|| abort '' || abort ''
${toString ./.} `nixpkgs.channels.${name}` missing required attribute "source"
`nixpkgs.channels.${contextName}.${name}` missing required attribute "source"
''; '';
((removeAttrs args ["source"]) ((removeAttrs args ["source"])
// {inherit system;}) // {inherit system;})
@ -78,8 +70,9 @@ in {
_module.args = repos; _module.args = repos;
nixpkgs = let nixpkgs = let
# XXX: TODO: would it work to use `base` instead of having default?
defaultPkgs = defaultPkgs =
decl.default or (throw '' cfg.default or (throw ''
Your `nixpkgs.nix` file does not declare a default package source. Your `nixpkgs.nix` file does not declare a default package source.
Ensure you set `nixpkgs.channels.*.default = ...;` Ensure you set `nixpkgs.channels.*.default = ...;`
''); '');
@ -91,9 +84,7 @@ in {
} }
else if contextName == "homes" else if contextName == "homes"
then { then {
# XXX: XXX: XXX: OH OH OH OMG, its because aurora never defines pkgs
config = lib.mkOverride 200 (defaultPkgs.config or {}); config = lib.mkOverride 200 (defaultPkgs.config or {});
# XXX: WARNING: TODO: modify options so overlays must always be given as the correct type
overlays = lib.mkOverride 200 (defaultPkgs.overlays or []); overlays = lib.mkOverride 200 (defaultPkgs.overlays or []);
} }
else {}; else {};