How to set Bold text to Android Snackbar Action Text?

Question

We could set the color for the Action Text of Snackbar using setActionTextColor as documented in https://developer.android.com/reference/android/support/design/

Answer 1

With the version 1.1.0 of the Material Components you can define in your app theme the attribute snackbarButtonStyle:

In this way you can define a custom style for the button used for the Action.
You can change text color, background colore and you can define your custom style for the textAppearance.
Something like: