Use GNOME Looking Glass for debugging

Looking Glass is GNOME Shell's integrated inspector tool and JavaScript console useful for debugging.

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Open the run prompt by pressing Alt+F2

Enter lg to start Looking Glass

Commands can be entered directly at the prompt e.g. global.get_window_actors()

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Exit at any time by pressing Esc

This method is based, with permission, on an original protocol available here.

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Debug GNOME Shell  linux

Debug Gnome Shell, or run it from the console, either for plugin development or troubleshooting. Switch to the console using Ctrl Alt F1 Type "w" to find your display (usually it's :0.0) Export your display (usually with export DISPLAY=:0.0) Restart gnome shell from the console by ... More

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