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Simplify npinsInputs with mapAttrs

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Replace 17 explicit callFlake/wrapSource lines with a single mapAttrs
over all npins sources, using a sourceOnly list to distinguish
source-only pins from flake pins.
This commit is contained in:
Sridhar Ratnakumar 2026-03-28 10:37:09 -04:00
parent e152445ec8
commit 51afed509e
1 changed files with 11 additions and 33 deletions
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44
flake.nix
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@ -24,42 +24,20 @@
outputs = flakeInputs@{ self, ... }:
let
sources = import ./npins;
# Lazily evaluate a flake from npins source using flake-compat.
# The flake is only fetched/evaluated when its outputs are actually used,
# so `nix develop` and `nix run` stay fast.
callFlake = src: (import sources.flake-compat { inherit src; }).defaultNix;
# Wrap a source path to behave like a `flake = false` input
# (supports both string interpolation and .outPath access)
wrapSource = src: { outPath = src; };
# Source-only npins (no flake evaluation needed)
sourceOnly = [ "nixos-vscode-server" "skills" "git-hooks" "jumphost-nix" ];
# Build an inputs-like attrset from npins sources.
# Modules continue to use `inputs.foo` / `flake.inputs.foo` unchanged.
npinsInputs = {
# Source-only inputs (formerly flake = false)
nixos-vscode-server = wrapSource sources.nixos-vscode-server;
skills = wrapSource sources.skills;
git-hooks = wrapSource sources.git-hooks;
jumphost-nix = wrapSource sources.jumphost-nix;
# Flake inputs (lazily evaluated via flake-compat)
disko = callFlake sources.disko;
disc-scrape = callFlake sources.disc-scrape;
emanote = callFlake sources.emanote;
github-nix-ci = callFlake sources.github-nix-ci;
imako = callFlake sources.imako;
kolu = callFlake sources.kolu;
landrun-nix = callFlake sources.landrun-nix;
nix-agent-wire = callFlake sources.nix-agent-wire;
nix-index-database = callFlake sources.nix-index-database;
nixos-hardware = callFlake sources.nixos-hardware;
nixvim = callFlake sources.nixvim;
oc = callFlake sources.oc;
vira = callFlake sources.vira;
};
inputs = flakeInputs // npinsInputs;
# Merge npins-derived inputs with real flake inputs.
# callFlake lazily evaluates via flake-compat, so `nix develop` stays fast.
# Modules keep using `inputs.foo` / `flake.inputs.foo` unchanged.
inputs = flakeInputs // builtins.mapAttrs
(name: src:
if builtins.elem name sourceOnly
then { outPath = src; }
else callFlake src)
(removeAttrs sources [ "flake-compat" ]);
in
flakeInputs.flake-parts.lib.mkFlake { inherit inputs; } {
systems = [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" ];