[Bug?] Running websocket example doesn't work

[therockf]

Hello i am trying to run the websocket server from the examples but i have this error

https://github.com/CrowCpp/Crow/blob/master/examples/websocket/example_ws.cpp

/main.cpp:44:5: error: ‘CROW_WEBSOCKET_ROUTE’ was not declared in this scope
   44 |     CROW_WEBSOCKET_ROUTE(app, "/ws")
      |     ^~~~~~~~~~~~~~~~~~~~

[junekhan]

I have no problem building this example from the latest master branch. Did you set up you project from the CMAKEFILE

[build] Scanning dependencies of target example_websocket
[build] [ 50%] Building CXX object examples/CMakeFiles/example_websocket.dir/websocket/example_ws.cpp.o
[build] In file included from /workspaces/Crow/include/crow.h:8,
[build]                  from /workspaces/Crow/examples/websocket/example_ws.cpp:1:
[build] /workspaces/Crow/include/crow/json.h: In function 'void crow::json::escape(const string&, std::string&)':
[build] /workspaces/Crow/include/crow/json.h:52:31: warning: comparison is always true due to limited range of data type [-Wtype-limits]
[build]    52 |                         if (c >= 0 && c < 0x20)
[build]       |                             ~~^~~~
[build] [100%] Linking CXX executable example_websocket
[build] [100%] Built target example_websocket

[gittiver]

We need information about how you build the example, as we can not reproduce the error.
Please provide these informations, if not this issue will be closed in two weeks.