Proguard configuration not working

[hemtri1984]

While enabling the proguard configuration its giving error on calligraphy library. No proguard configuration given for this library.

io.github.inflationx.calligraphy3.Calligraphy: can't find referenced class androidx.appcompat.widget.Toolbar
io.github.inflationx.viewpump.internal.-ViewPumpLayoutInflater: can't find referenced class androidx.core.os.BuildCompat
io.github.inflationx.calligraphy3.CalligraphyConfig: can't find referenced class androidx.appcompat.widget.AppCompatCheckedTextView
io.github.inflationx.calligraphy3.CalligraphyConfig: can't find referenced class androidx.appcompat.widget.AppCompatRadioButton

[chrisjenx]

Error or warning? We don't require those classes we use Class look up to be operable, if you included Toolbar etc then those AAR's should have proguard files