dev-templates/clojure/flake.nix

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{
description = "A Nix-flake-based Clojure development environment";
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inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs/release-22.11";
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flake-utils.url = "github:numtide/flake-utils";
};
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outputs =
{ self
, nixpkgs
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, flake-utils
}:
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flake-utils.lib.eachDefaultSystem (system:
let
javaVersion = 17;
overlays = [
(self: super: rec {
jdk = super."jdk${toString javaVersion}";
boot = super.boot.override {
inherit jdk;
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};
clojure = super.clojure.override {
inherit jdk;
};
leiningen = super.leiningen.override {
inherit jdk;
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};
})
];
pkgs = import nixpkgs { inherit overlays system; };
in
{
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devShells.default = pkgs.mkShell {
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packages = with pkgs; [ boot clojure leiningen ];
shellHook = ''
${pkgs.clojure}/bin/clj --version
'';
};
});
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}