Initial deno project

.envrc

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+use flake

.gitignore

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+# nix build results
+/result
+
+# direnv cache
+/.direnv

.helix/languages.toml

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+[language-server.deno]
+command = "deno"
+args = ["lsp"]
+config.hostInfo = "helix"
+
+[[language]]
+name = "javascript"
+scope = "source.js"
+injection-regex = "(js|javascript)"
+language-id = "javascript"
+file-types = ["js", "mjs", "cjs", "rules", "es6", "pac", "jakefile"]
+shebangs = ["node"]
+comment-token = "//"
+language-servers = [ "deno" ]
+indent = { tab-width = 2, unit = "\t" }
+auto-format = true
+
+[[language]]
+name = "jsx"
+scope = "source.jsx"
+injection-regex = "jsx"
+language-id = "javascriptreact"
+file-types = ["jsx"]
+comment-token = "//"
+language-servers = [ "deno" ]
+indent = { tab-width = 2, unit = "\t" }
+grammar = "javascript"
+auto-format = true
+
+[[language]]
+name = "typescript"
+scope = "source.ts"
+injection-regex = "(ts|typescript)"
+file-types = ["ts", "mts", "cts"]
+language-id = "typescript"
+shebangs = ["deno", "ts-node"]
+language-servers = [ "deno" ]
+indent = { tab-width = 2, unit = "\t" }
+auto-format = true
+
+[[language]]
+name = "tsx"
+scope = "source.tsx"
+injection-regex = "(tsx)"
+language-id = "typescriptreact"
+file-types = ["tsx"]
+language-servers = [ "deno" ]
+indent = { tab-width = 2, unit = "\t" }
+auto-format = true

deno.json

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+{
+  "tasks": {
+    "dev": "deno run -A --watch=src,mod.ts mod.ts"
+  },
+  "fmt": {
+    "useTabs": true,
+    "semiColons": false,
+    "singleQuote": true
+  }
+}

flake.lock

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+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1724224976,
+        "narHash": "sha256-Z/ELQhrSd7bMzTO8r7NZgi9g5emh+aRKoCdaAv5fiO0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c374d94f1536013ca8e92341b540eba4c22f9c62",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+
+  outputs = {
+    self,
+    nixpkgs,
+  }: let
+    inherit (self) outputs;
+    supportedSystems = [
+      "x86_64-linux"
+      "aarch64-linux"
+
+      "x86_64-darwin"
+      "aarch64-darwin"
+    ];
+    forEachSupportedSystem = nixpkgs.lib.genAttrs supportedSystems;
+  in {
+    devShells = forEachSupportedSystem (system: let
+      pkgs = import nixpkgs {inherit system;};
+    in {
+      deno-dev = pkgs.mkShell {
+        buildInputs = with pkgs; [
+          vscode-langservers-extracted
+          deno
+          curl
+          xh
+          sqlite
+        ];
+      };
+
+      default = outputs.devShells.${system}.deno-dev;
+    });
+  };
+}

mod.ts

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+console.log('Hello, world!')
+
+if (true) {
+	console.log('Truth!')
+}