module theme {
    export-env {
        load-env {
            config: ($env.config 
            | upsert menus ($env.config.menus | each {|it| $it | upsert style {
                text: '#ffffff'
                description_text: '#0000ff'
                selected_text: '#ff0000'
              }}))
        }
    }
}

$env.config = {
    menus: [
        {
            name: completion_menu
            only_buffer_difference: false
            marker: "| "
            type: {
                layout: columnar
                columns: 4
                col_width: 20
                col_padding: 2
            }
            style: {}
        }
    ]
    keybindings: [
        {
            name: completion_menu
            modifier: none
            keycode: tab
            mode: [emacs vi_normal vi_insert]
            event: {
                until: [
                    { send: menu name: completion_menu }
                    { send: menunext }
                ]
            }
        }
    ]
}