Adding xeus-cpp in the docs

docs/environment-cpp.yml

@@ -0,0 +1,6 @@
+name: xeus-cpp-kernel-docs
+channels:
+  - https://repo.mamba.pm/emscripten-forge
+  - conda-forge
+dependencies:
+  - xeus-cpp

docs/index.md

@@ -9,11 +9,10 @@ Currently supported kernels are:
 - [xeus-python](https://github.com/jupyter-xeus/xeus-python)
 - [xeus-lua](https://github.com/jupyter-xeus/xeus-lua)
 - [xeus-r](https://github.com/jupyter-xeus/xeus-r)
+- [xeus-cpp](https://github.com/compiler-research/xeus-cpp)
 - [xeus-nelson](https://github.com/jupyter-xeus/xeus-nelson)
 - [xeus-javascript](https://github.com/jupyter-xeus/xeus-javascript)
 
-We are also working on bringing [xeus-cpp](https://github.com/compiler-research/xeus-cpp) and [xeus-r](https://github.com/jupyter-xeus/xeus-r) into jupyterlite, stay tuned!
-
 Try it here!
 
 ::::{tab-set}
@@ -71,6 +70,34 @@ Try it here!
    print(eigen_result$vectors)
 ```
 
+:::
+:::{tab-item} C++
+
+```{eval-rst}
+.. replite::
+   :kernel: xcpp20
+   :height: 600px
+
+   #include <stdio.h>
+   #include <math.h>
+
+   void funky_sin_wave(int length) {
+      for (int y = 0; y < 20; y++) {
+         for (int x = 0; x < length; x++) {
+               double wave = sin(x * 0.1);
+               if ((int)(10 + 10 * wave) == y) {
+                  printf("*");
+               } else {
+                  printf(" ");
+               }
+         }
+         printf("\n");
+      }
+   }
+
+   funky_sin_wave(80);
+```
+
 :::
 ::::
 

docs/jupyter_lite_config.json

@@ -3,7 +3,8 @@
     "environment_file": [
       "environment-python.yml",
       "environment-other.yml",
-      "environment-r.yml"
+      "environment-r.yml",
+      "environment-cpp.yml"
     ]
   }
 }

ui-tests/environment.yml

@@ -6,5 +6,6 @@ dependencies:
   - xeus-python
   - xeus-lua
   - xeus-r
+  - xeus-cpp
   - pandas
   - bqplot