Code Inspection: Element in class is already covered
Configure inspections: Settings | Editor | Inspections
Show intention actions: AltEnter
Reports the elements in regular expression character classes that are already covered by another element in the same class. Such elements are redundant and can be safely removed.
Place the caret at the highlighted line and press AltEnter or click
.
Click the arrow next to the inspection you want to suppress and select the necessary suppress action.