+ xo-pyexpression

pkgs/xo-pyexpression.nix

@@ -0,0 +1,37 @@
+{
+  # nixpkgs dependencies
+  stdenv, cmake, catch2, # ... other deps here
+
+  # xo dependencies
+  xo-cmake, xo-pyutil, xo-expression, xo-pyreflect,
+
+  # args
+
+  #   attrset for fetching source code.
+  #    { type, owner, repo, ref }
+  #
+  #   e.g. type="github", owner="rconybea", repo="cmake-examples", ref="ex1b"
+  #
+  #   see [[../flake.nix]]
+  #
+  #cmake-examples-ex1-path
+
+  # someconfigurationoption ? false
+} :
+
+stdenv.mkDerivation (finalattrs:
+  {
+    name = "xo-pyexpression";
+    version = "1.0";
+
+    src = ../xo-pyexpression;
+
+    cmakeFlags = ["-DCMAKE_MODULE_PATH=${xo-cmake}/share/cmake"];
+    doCheck = true;
+    nativeBuildInputs = [ cmake catch2 xo-cmake ];
+    propagatedBuildInputs = [
+      xo-pyutil
+      xo-pyreflect
+      xo-expression
+    ];
+  })

pkgs/xo-userenv.nix

@@ -49,7 +49,8 @@
 #  xo-pykalmanfilter, xo-websock, xo-pywebsock, xo-tokenizer,
 
   xo-expression,
-  #xo-pyexpression, xo-reader,
+  xo-pyexpression,
+# xo-reader,
 #  xo-jit,
 #  xo-pyjit
 
@@ -76,7 +77,7 @@ buildEnv {
             xo-pyunit
 
             xo-expression
-#            xo-pyexpression
+            xo-pyexpression
 #            xo-tokenizer
 #            xo-reader
 #            xo-jit