formatjson5: init at 0.2.6

pkgs/by-name/fo/formatjson5/package.nix

@@ -0,0 +1,45 @@
+{ lib
+, rustPlatform
+, fetchFromGitHub
+, stdenv
+, darwin
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "formatjson5";
+  version = "0.2.6";
+
+  src = fetchFromGitHub {
+    owner = "google";
+    repo = "json5format";
+    # Not tagged, see Cargo.toml.
+    rev = "056829990bab4ddc78c65a0b45215708c91b8628";
+    hash = "sha256-Lredw/Fez+2U2++ShZcKTFCv8Qpai9YUvqvpGjG5W0o=";
+  };
+
+  cargoHash = "sha256-zPgaZPDyNVPmBXz6QwOYnmh/sbJ8aPST8znLMfIWejk=";
+
+  buildInputs = lib.optionals stdenv.isDarwin [
+    darwin.apple_sdk.frameworks.Security
+  ];
+
+  cargoBuildFlags = [
+    "--example formatjson5"
+  ];
+
+  postInstall =
+    let
+      cargoTarget = rustPlatform.cargoInstallHook.targetSubdirectory;
+    in
+    ''
+      install -D target/${cargoTarget}/release/examples/formatjson5 $out/bin/formatjson5
+    '';
+
+  meta = {
+    description = "A JSON5 formatter";
+    homepage = "https://github.com/google/json5format";
+    license = lib.licenses.bsd3;
+    mainProgram = "formatjson5";
+    maintainers = with lib.maintainers; [ katexochen ];
+  };
+}