treewide: init flakes

This commit is contained in:
Lu Wang 2024-11-18 17:24:33 +08:00
commit 8ef7d74438
Signed by: rebmit
SSH key fingerprint: SHA256:3px8QV1zEerIrEWHaqtH5rR9kjetyRST5EipOPrd+bU
13 changed files with 501 additions and 0 deletions

1
.envrc Normal file
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use flake

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.gitignore vendored Normal file
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result*
.direnv
.pre-commit-config.yaml

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LICENSE Normal file
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MIT License
Copyright (c) 2024 rebmit
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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flake.lock Normal file
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{
"nodes": {
"devshell": {
"inputs": {
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1728330715,
"narHash": "sha256-xRJ2nPOXb//u1jaBnDP56M7v5ldavjbtR6lfGqSvcKg=",
"owner": "numtide",
"repo": "devshell",
"rev": "dd6b80932022cea34a019e2bb32f6fa9e494dfef",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "devshell",
"type": "github"
}
},
"flake-compat": {
"flake": false,
"locked": {
"lastModified": 1696426674,
"narHash": "sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U=",
"owner": "edolstra",
"repo": "flake-compat",
"rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
"type": "github"
},
"original": {
"owner": "edolstra",
"repo": "flake-compat",
"type": "github"
}
},
"flake-parts": {
"inputs": {
"nixpkgs-lib": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1730504689,
"narHash": "sha256-hgmguH29K2fvs9szpq2r3pz2/8cJd2LPS+b4tfNFCwE=",
"owner": "hercules-ci",
"repo": "flake-parts",
"rev": "506278e768c2a08bec68eb62932193e341f55c90",
"type": "github"
},
"original": {
"owner": "hercules-ci",
"repo": "flake-parts",
"type": "github"
}
},
"git-hooks-nix": {
"inputs": {
"flake-compat": [
"flake-compat"
],
"gitignore": [
"gitignore-nix"
],
"nixpkgs": [
"nixpkgs"
],
"nixpkgs-stable": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1731363552,
"narHash": "sha256-vFta1uHnD29VUY4HJOO/D6p6rxyObnf+InnSMT4jlMU=",
"owner": "cachix",
"repo": "git-hooks.nix",
"rev": "cd1af27aa85026ac759d5d3fccf650abe7e1bbf0",
"type": "github"
},
"original": {
"owner": "cachix",
"repo": "git-hooks.nix",
"type": "github"
}
},
"gitignore-nix": {
"inputs": {
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1709087332,
"narHash": "sha256-HG2cCnktfHsKV0s4XW83gU3F57gaTljL9KNSuG6bnQs=",
"owner": "hercules-ci",
"repo": "gitignore.nix",
"rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
"type": "github"
},
"original": {
"owner": "hercules-ci",
"repo": "gitignore.nix",
"type": "github"
}
},
"haumea": {
"inputs": {
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1708375098,
"narHash": "sha256-DaFJp3wDHgOqx98U0SF57bXaH2Orp106c+jSdPCVu1E=",
"owner": "nix-community",
"repo": "haumea",
"rev": "ec6350fd9353e7f27ce0e85d31f82e3ed73e4d70",
"type": "github"
},
"original": {
"owner": "nix-community",
"repo": "haumea",
"type": "github"
}
},
"nixpkgs-unstable": {
"locked": {
"lastModified": 1731676054,
"narHash": "sha256-OZiZ3m8SCMfh3B6bfGC/Bm4x3qc1m2SVEAlkV6iY7Yg=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "5e4fbfb6b3de1aa2872b76d49fafc942626e2add",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixos-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"root": {
"inputs": {
"devshell": "devshell",
"flake-compat": "flake-compat",
"flake-parts": "flake-parts",
"git-hooks-nix": "git-hooks-nix",
"gitignore-nix": "gitignore-nix",
"haumea": "haumea",
"nixpkgs": [
"nixpkgs-unstable"
],
"nixpkgs-unstable": "nixpkgs-unstable",
"treefmt-nix": "treefmt-nix"
}
},
"treefmt-nix": {
"inputs": {
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1730321837,
"narHash": "sha256-vK+a09qq19QNu2MlLcvN4qcRctJbqWkX7ahgPZ/+maI=",
"owner": "numtide",
"repo": "treefmt-nix",
"rev": "746901bb8dba96d154b66492a29f5db0693dbfcc",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "treefmt-nix",
"type": "github"
}
}
},
"root": "root",
"version": 7
}

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flake.nix Normal file
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{
description = "a collection of common nix expressions used by rebmit";
outputs =
inputs@{ flake-parts, ... }:
flake-parts.lib.mkFlake { inherit inputs; } (
{ config, lib, ... }:
let
selfLib = import ./lib { inherit inputs lib; };
in
{
systems = [
"x86_64-linux"
"aarch64-linux"
];
flake.lib = selfLib // {
inherit (config) systems;
};
imports = [
inputs.devshell.flakeModule
inputs.git-hooks-nix.flakeModule
inputs.treefmt-nix.flakeModule
] ++ selfLib.path.buildModuleList ./flake;
}
);
inputs = {
# flake-parts
flake-parts = {
url = "github:hercules-ci/flake-parts";
inputs.nixpkgs-lib.follows = "nixpkgs";
};
# nixpkgs
nixpkgs.follows = "nixpkgs-unstable";
nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";
# flake modules
devshell = {
url = "github:numtide/devshell";
inputs.nixpkgs.follows = "nixpkgs";
};
git-hooks-nix = {
url = "github:cachix/git-hooks.nix";
inputs.nixpkgs.follows = "nixpkgs";
inputs.nixpkgs-stable.follows = "nixpkgs";
inputs.flake-compat.follows = "flake-compat";
inputs.gitignore.follows = "gitignore-nix";
};
treefmt-nix = {
url = "github:numtide/treefmt-nix";
inputs.nixpkgs.follows = "nixpkgs";
};
# libraries
gitignore-nix = {
url = "github:hercules-ci/gitignore.nix";
inputs.nixpkgs.follows = "nixpkgs";
};
haumea = {
url = "github:nix-community/haumea";
inputs.nixpkgs.follows = "nixpkgs";
};
# misc
flake-compat = {
url = "github:edolstra/flake-compat";
flake = false;
};
};
}

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# Portions of this file are sourced from
# https://github.com/linyinfeng/nur-packages/blob/73fea6901c19df2f480e734a75bc22dbabde3a53/flake-modules/nixpkgs.nix
{
inputs,
flake-parts-lib,
...
}:
let
inherit (flake-parts-lib) mkPerSystemOption;
in
{
options.perSystem = mkPerSystemOption (
{
config,
system,
lib,
...
}:
let
cfg = config.nixpkgs;
in
with lib;
{
_file = ./nixpkgs.nix;
# https://github.com/NixOS/nixpkgs/blob/master/pkgs/top-level/default.nix
options.nixpkgs = {
path = mkOption {
type = types.path;
default = inputs.nixpkgs;
defaultText = "inputs.nixpkgs";
description = ''
Path to nixpkgs to be imported.
'';
};
localSystem = mkOption {
type = types.attrs;
default = {
inherit system;
};
description = ''
The system packages will be built on.
'';
};
crossSystem = mkOption {
type = with types; nullOr attrs;
default = null;
description = ''
The system packages will ultimately be run on.
'';
};
config = mkOption {
type = with types; attrsOf raw;
default = { };
description = ''
Allow a configuration attribute set to be passed in as an argument.
'';
};
overlays = mkOption {
type = with types; listOf raw;
default = [ ];
description = ''
List of overlays layers used to extend Nixpkgs.
'';
};
crossOverlays = mkOption {
type = with types; listOf raw;
default = [ ];
description = ''
List of overlays to apply to target packages only.
'';
};
};
config = {
_module.args.pkgs = import cfg.path {
inherit (cfg)
localSystem
crossSystem
config
overlays
crossOverlays
;
};
};
}
);
}

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# Portions of this file are sourced from
# https://github.com/linyinfeng/nur-packages/blob/73fea6901c19df2f480e734a75bc22dbabde3a53/flake-modules/passthru.nix
{ lib, ... }:
{
options.passthru = lib.mkOption {
visible = false;
type = with lib.types; attrsOf unspecified;
};
}

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{
perSystem =
{
config,
pkgs,
lib,
...
}:
{
devshells.default = {
packages = with pkgs; [
just
];
env = [
(lib.nameValuePair "DEVSHELL_NO_MOTD" 1)
];
devshell.startup.pre-commit-hook.text = config.pre-commit.installationScript;
};
};
}

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{ self, ... }:
let
inherit (self.lib.path) buildModuleList;
in
{
flake.flakeModule = {
imports = buildModuleList ../modules;
};
}

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flake/outputs/treefmt.nix Normal file
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{
perSystem =
{
config,
lib,
...
}:
{
treefmt = {
projectRootFile = "flake.nix";
programs = {
nixfmt.enable = true;
deadnix.enable = true;
prettier.enable = true;
};
};
devshells.default.packages = lib.singleton config.treefmt.build.wrapper;
pre-commit.settings.hooks = {
treefmt = {
enable = true;
name = "treefmt";
entry = lib.getExe config.treefmt.build.wrapper;
pass_filenames = false;
};
};
};
}

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set shell := ["bash", "-c"]
[group('nix')]
up:
nix flake update
[group('nix')]
upp input:
nix flake lock --update-input {{input}}

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{ inputs, lib }:
let
inherit (lib) makeExtensible;
self = makeExtensible (
self:
let
callLibs = file: import file { inherit inputs lib self; };
in
{
path = callLibs ./path.nix;
}
);
in
self

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lib/path.nix Normal file
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# Portions of this file are sourced from
# https://github.com/linyinfeng/dotfiles/tree/b618b0fd16fb9c79ab7199ed51c4c0f98a392cea/lib
{
inputs,
lib,
...
}:
let
haumea = inputs.haumea.lib;
rakeLeaves =
src:
haumea.load {
inherit src;
loader = haumea.loaders.path;
transformer =
_cursor: dir:
if dir ? default then
assert (lib.attrNames dir == [ "default" ]);
dir.default
else
dir;
};
flattenTree =
tree:
let
mkNewPrefix = prefix: name: "${if prefix == "" then "" else "${prefix}/"}${name}";
flattenTree' =
prefix: remain:
if lib.isAttrs remain then
lib.flatten (lib.mapAttrsToList (name: value: flattenTree' (mkNewPrefix prefix name) value) remain)
else
[ (lib.nameValuePair prefix remain) ];
in
lib.listToAttrs (flattenTree' "" tree);
buildModuleList = dir: lib.attrValues (flattenTree (rakeLeaves dir));
in
{
inherit rakeLeaves flattenTree buildModuleList;
}