// @flow
import type {JssStyle, RuleOptions, ToCssOptions, CSSKeyframeRule} from '../flow-types'
// eslint doesn't understand usage with types
// eslint-disable-next-line no-unused-vars
import {BaseStyleRule} from './styleRule'

declare export class KeyframeRule extends BaseStyleRule {
  renderable: ?CSSKeyframeRule;
  toString(options?: ToCssOptions): string;
}

declare export default {
  onCreateRule(key: string, style: JssStyle, options: RuleOptions): KeyframeRule | null
}