export class Base {
  render(value) { console.log("base", value); }
  dispatch(value) { this.render(value); }
}

let effects = 0;
let defaults = 0;
function tick() { return ++effects; }
function optionsDefault() { defaults++; return {}; }

export class ArityBase {
  dispatch(value) { this.render(value, tick()); }
  render(value, time) { console.log("arity base", value, time); }
  defaulted(value, options = optionsDefault()) { console.log("base default", value, Object.keys(options).length); }
  dispatchDefault(value) { this.defaulted(value); }
}

export function arityCounts() { console.log("arity counts", effects, defaults); }