message: ts: add missing type
diff: @@ -14,6 +14,7 @@ import { MatrixArray } from '../core/matrix';
  import Displayable, { DisplayableStatePropNames, DisplayableProps } from './Displayable';
  import Path from './Path';
  import { ZRenderType } from '../zrender';
  +import Animator from '../animation/Animator';
  type TextContentBlock = ReturnType<typeof parseRichText>
  type TextLine = TextContentBlock['lines'][0]
  @@ -191,6 +192,17 @@ const DEFAULT_RICH_TEXT_COLOR = {
  };
  const DEFAULT_STROKE_LINE_WIDTH = 2;
  +interface ZRText {
  + animate(key?: '', loop?: boolean): Animator<this>
  + animate(key: 'style', loop?: boolean): Animator<this['style']>
  +
  + getState(stateName: string): TextState
  + ensureState(stateName: string): TextState
  +
  + states: Dictionary<TextState>
  + stateProxy: (stateName: string) => TextState
  +}
  +
  class ZRText extends Displayable<TextProps> {
  type = 'text'
  