Function focusPrevious

packages/react-aria/src/focus/FocusScope.tsx:240–257

(opts: FocusManagerOptions = {})

      return nextNode;
    },
    focusPrevious(opts: FocusManagerOptions = {}) {
      let scope = scopeRef.current!;
      let {from, tabbable, wrap, accept} = opts;
      let node = from || getActiveElement(getOwnerDocument(scope[0] ?? undefined))!;
      let sentinel = scope[scope.length - 1].nextElementSibling!;
      let scopeRoot = getScopeRoot(scope);
      let walker = getFocusableTreeWalker(scopeRoot, {tabbable, accept}, scope);
      walker.currentNode = isElementInScope(node, scope) ? node : sentinel;
      let previousNode = walker.previousNode() as FocusableElement;
      if (!previousNode && wrap) {
        walker.currentNode = sentinel;
        previousNode = walker.previousNode() as FocusableElement;
      }
      if (previousNode) {
        focusElement(previousNode, true);
      }
      return previousNode;
    },
    focusFirst(opts = {}) {
      let scope = scopeRef.current!;
      let {tabbable, accept} = opts;