message: hasReactNode: added empty string check
diff: @@ -57,7 +57,7 @@ export function leadingZero(val: number) {
  }
  export function hasReactNode(value: ReactNode): boolean {
  - return value !== undefined && value !== false && value !== null;
  + return value !== undefined && value !== false && value !== null && value !== '';
  }
  export function isPrimitiveReactNode(node: ReactNode): boolean {
  