vim9script

const g:which_key_map = {
    f: {
        name: 'File',
        o: ['Poplar', 'open']
    },
    v: {
        name: 'View',
        f: [":NERDTreeToggle", "nerdtree"]
    }
}

tui#core#plug#Regist('liuchengxu/vim-which-key', {
    config: () => {
        which_key#register('<Space>', "g:which_key_map")
        nnoremap <silent> <Space> :WhichKey '<Space>'<CR>
    }
})