release3_3.js

module.exports.showTabTitle = (state, frameKey) => {
   const frame = frameStateUtil.getFrameByKey(state, frameKey)

   if (frame == null) {
     return false
   }

   const isNewTabPage = frameStateUtil.frameLocationMatch(frame, 'about:newtab')
   const isActive = frameStateUtil.isFrameKeyActive(state, frameKey)
   const isPartition = partitionState.isPartitionTab(state, frameKey)
   const isPrivate = privateState.isPrivateTab(state, frameKey)
   const secondaryIconVisible = !isNewTabPage &&
    (isPartition || isPrivate || isActive) &&
    tabUIState.showTabEndIcon(state, frameKey)

   // If title is being intersected by ~half with other icons visible
   // such as closeTab (activeTab) or session icons, do not show it
   if (isEntryIntersected(state, 'tabs', intersection.at46) && secondaryIconVisible) {
     return false
   }

   // title should never show at such intersection point
   return !isEntryIntersected(state, 'tabs', intersection.at40)
 }