1 files changed, 23 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/tl-expected/default.nix b/nixpkgs/pkgs/development/libraries/tl-expected/default.nix
new file mode 100644
index 000000000000..68550b5ab474
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/tl-expected/default.nix
@@ -0,0 +1,23 @@
+{ lib, stdenv, fetchFromGitHub, cmake }:
+
+stdenv.mkDerivation rec {
+  pname = "tl-expected";
+  version = "1.1.0";
+
+  src = fetchFromGitHub {
+    owner = "TartanLlama";
+    repo = "expected";
+    rev = "v${version}";
+    hash = "sha256-AuRU8VI5l7Th9fJ5jIc/6mPm0Vqbbt6rY8QCCNDOU50=";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  meta = with lib; {
+    description = "C++11/14/17 std::expected with functional-style extensions";
+    homepage = "https://tl.tartanllama.xyz/en/latest/api/expected.html";
+    license = licenses.cc0;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ ];
+  };
+}