74 lines
1.8 KiB
Nix
74 lines
1.8 KiB
Nix
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{
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description = "OCaml -> JavaScript demo using js_of_ocaml";
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inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
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};
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outputs =
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{ self, nixpkgs }:
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let
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system = "x86_64-linux";
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pkgs = import nixpkgs { inherit system; };
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in
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{
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devShells.${system}.default = pkgs.mkShell {
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packages = with pkgs; [
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ocaml
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dune_3
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ocamlPackages.js_of_ocaml
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ocamlPackages.js_of_ocaml-compiler
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nodejs
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tmux
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ocamlPackages.ocaml-lsp
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ocamlPackages.ocamlformat
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(pkgs.writeShellApplication {
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name = "dev";
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runtimeInputs = [ dune nodejs tmux ];
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text = ''
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SESSION=ocaml-js
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tmux new-session -d -s "$SESSION"
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tmux new-window -t "$SESSION" -n build
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tmux send-keys -t "$SESSION:0" "dune build main.bc.js --watch" C-m
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tmux new-window -t "$SESSION" -n server
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tmux send-keys -t "$SESSION:1" "npx live-server result" C-m
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tmux attach -t "$SESSION"
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'';
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})
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];
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shellHook = ''
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echo "Run 'dev' to start tmux dev environment."
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'';
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};
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packages.${system}.default = pkgs.stdenv.mkDerivation {
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pname = "ocaml-js-demo";
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version = "0.1";
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src = ./.;
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nativeBuildInputs = with pkgs; [
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ocaml
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dune_3
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ocamlPackages.js_of_ocaml
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ocamlPackages.js_of_ocaml-compiler
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ocamlPackages.js_of_ocaml-ppx
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];
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buildPhase = ''
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dune build main.bc.js
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'';
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installPhase = ''
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mkdir -p $out
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cp _build/default/main.bc.js $out/
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cp index.html $out/
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'';
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};
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};
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}
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