💄 should not insert space to link button

close #18118

components/button/__tests__/__snapshots__/index.test.js.snap

@@ -222,6 +222,17 @@ exports[`Button should merge text if children using variable 1`] = `
 </button>
 `;
 
+exports[`Button should not insert space to link button 1`] = `
+<button
+  class="ant-btn ant-btn-link"
+  type="button"
+>
+  <span>
+    按钮
+  </span>
+</button>
+`;
+
 exports[`Button should not render as link button when href is undefined 1`] = `
 <button
   class="ant-btn ant-btn-primary"

components/button/__tests__/index.test.js

@@ -70,6 +70,12 @@ describe('Button', () => {
     expect(wrapper.find('.ant-btn').hasClass('ant-btn-two-chinese-chars')).toBe(true);
   });
 
+  // https://github.com/ant-design/ant-design/issues/18118
+  it('should not insert space to link button', () => {
+    const wrapper = render(<Button type="link">按钮</Button>);
+    expect(wrapper).toMatchSnapshot();
+  });
+
   it('have static property for type detecting', () => {
     const wrapper = mount(<Button>Button Text</Button>);
     // eslint-disable-next-line

components/button/button.tsx

@@ -217,8 +217,8 @@ class Button extends React.Component<ButtonProps, ButtonState> {
   }
 
   isNeedInserted() {
-    const { icon, children } = this.props;
+    const { icon, children, type } = this.props;
-    return React.Children.count(children) === 1 && !icon;
+    return React.Children.count(children) === 1 && !icon && type !== 'link';
   }
 
   renderButton = ({ getPrefixCls, autoInsertSpaceInButton }: ConfigConsumerProps) => {