ant-design-vue/components/vc-table/context/HoverContext.tsx

import type { InjectionKey, Ref } from 'vue';
import { ref, inject, provide } from 'vue';

export interface HoverContextProps {
  startRow: Ref<number>;
  endRow: Ref<number>;
  onHover: (start: number, end: number) => void;
}
export const HoverContextKey: InjectionKey<HoverContextProps> = Symbol('HoverContextProps');

export const useProvideHover = (props: HoverContextProps) => {
  provide(HoverContextKey, props);
};

export const useInjectHover = () => {
  return inject(HoverContextKey, {
    startRow: ref(-1),
    endRow: ref(-1),
    onHover() {},
  } as HoverContextProps);
};