Pagination: #942, fix change page size not working error. 🐛

Author: Emiya0306

src/pagination/Pagination.jsx

@@ -147,10 +147,12 @@ export default class Pagination extends Component {
  nextProps.pageCount != pageCount
  ) {
  let internalPageSize = this.state.internalPageSize;
- if (
- nextProps.layout.split(',').indexOf('sizes') > -1 &&
- Array.isArray(nextProps.pageSizes)
- ) {
+
+ const hasSizesLayout = nextProps.layout.split(',')
+ .map((item) => item.trim())
+ .indexOf('sizes') > -1;
+
+ if (hasSizesLayout && Array.isArray(nextProps.pageSizes)) {
  internalPageSize = nextProps.pageSizes.indexOf(nextProps.pageSize) > -1
  ? nextProps.pageSize
  : nextProps.pageSizes[0];