in apis/latest/scripts/components/FilterGroup.js [49:61]
attachSelectingButtonsClicks() {
const selectAllRefs = findRefs(
"button.selectAll",
this.filterLowerContainerRef
);
const deselectAllRefs = findRefs(
"button.deselectAll",
this.filterLowerContainerRef
);
attachListeners(selectAllRefs, "click", this.onSelectAllClick);
attachListeners(deselectAllRefs, "click", this.onDeselectAllClick);
}