Merge pull request tweag#33 from TBILLC/irkernel

Add IRkernel

Author: guaraqe

README.md

@@ -18,6 +18,7 @@ These kernels are currently included by default:
 - [CKernel](https://github.com/brendan-rius/jupyter-c-kernel)
 - [IRuby](https://github.com/SciRuby/iruby)
 - [Juniper RKernel](https://github.com/JuniperKernel/JuniperKernel) (limited jupyterlab support)
+- [IRkernel](https://github.com/IRkernel/IRkernel)
 - [Ansible Kernel](https://github.com/ansible/ansible-jupyter-kernel)
 - [Xeus-Cling CPP](https://github.com/QuantStack/xeus-cling) (experimental, not yet configurable with packages, long build time)
 - [IJavascript](https://github.com/n-riesco/ijavascript) (not yet configurable with packages)

example/R/ggplot/iris.ipynb example/R/IRkernel/ggplot/iris.ipynb

@@ -0,0 +1,14 @@
+let
+  jupyterLibPath = ../../../..;
+  jupyter = import jupyterLibPath {};
+
+  jupyterlabWithKernels = jupyter.jupyterlabWith {
+    kernels = [
+      (jupyter.kernels.iRWith {
+        name = "ggplot";
+        packages = p: with p; [ ggplot2 ];
+      })
+    ];
+  };
+in
+  jupyterlabWithKernels.env

example/R/IRkernel/ggplot/shell.nix

@@ -1,5 +1,5 @@
 let
-  jupyterLibPath = ../../..;
+  jupyterLibPath = ../../../..;
   jupyter = import jupyterLibPath {};
 
   jupyterlabWithKernels = jupyter.jupyterlabWith {

example/R/Juniper/ggplot/iris.ipynb

@@ -3,6 +3,7 @@
 {
   iHaskellWith = callPackage ./ihaskell;
   juniperWith = callPackage ./juniper;
+  iRWith = callPackage ./irkernel;
   iPythonWith = callPackage ./ipython;
   iRubyWith = callPackage ./iruby;
   cKernelWith = callPackage ./ckernel;

example/R/ggplot/shell.nix example/R/Juniper/ggplot/shell.nix

@@ -0,0 +1,17 @@
+# JupyterWith IRkernel
+
+The IRkernel can be used as follows:
+
+```nix
+{
+  irkernel = iRWith {
+    # Identifier that will appear on the Jupyter interface.
+    name = "nixpkgs";
+    # Libraries to be available to the kernel.
+    packages = p: with p; [ p.ggplot2 ];
+    # Optional definition of `rPackages` to be used.
+    # Useful for overlaying packages.
+    rPackages = pkgs.rPackages;
+  };
+}
+```

kernels/default.nix

@@ -0,0 +1,40 @@
+{ stdenv
+, rWrapper
+, rPackages
+, name ? "nixpkgs"
+, packages ? (_:[])
+}:
+
+let
+  kernelEnv = rWrapper.override{ packages =  (packages rPackages)  ++ [ rPackages.IRkernel ]; };
+
+  kernelFile = {
+    argv = [
+      "${kernelEnv}/bin/R"
+      "--slave"
+      "-e"
+      "IRkernel::main()"
+      "--args"
+      "{connection_file}"
+    ];
+    display_name = "R - " + name;
+    language = "R";
+    logo64 = "logo-64x64.png";
+  };
+
+  IRkernel = stdenv.mkDerivation {
+    name = "IRkernel";
+    phases = "installPhase";
+    src = ./ir.svg;
+    buildInputs = [];
+    installPhase = ''
+      mkdir -p $out/kernels/ir_${name}
+      cp $src $out/kernels/ir_${name}/logo-64x64.svg
+      echo '${builtins.toJSON kernelFile}' > $out/kernels/ir_${name}/kernel.json
+    '';
+  };
+in
+  {
+    spec = IRkernel;
+    runtimePackages = [];
+  }

kernels/irkernel/README.md

@@ -36,6 +36,10 @@ let
             name = "test";
         })
 
+        ( iRWith {
+            name = "test";
+        })
+
         #( xeusCling {
         #    name = "test";
         #})