refactor: Breadcrumb

components/breadcrumb/Breadcrumb.tsx

@@ -1,30 +1,32 @@
-import { inject, cloneVNode, defineComponent, PropType } from 'vue';
+import { cloneVNode, defineComponent, PropType, ExtractPropTypes } from 'vue';
 import PropTypes from '../_util/vue-types';
-import { filterEmpty, getComponent, getSlot } from '../_util/props-util';
+import { flattenChildren, getPropsSlot } from '../_util/props-util';
 import warning from '../_util/warning';
-import { defaultConfigProvider } from '../config-provider';
 import BreadcrumbItem from './BreadcrumbItem';
 import Menu from '../menu';
 import { Omit, VueNode } from '../_util/type';
+import useConfigInject from '../_util/hooks/useConfigInject';
 
 export interface Route {
   path: string;
   breadcrumbName: string;
   children?: Omit<Route, 'children'>[];
 }
 
-const BreadcrumbProps = {
+const breadcrumbProps = {
   prefixCls: PropTypes.string,
   routes: { type: Array as PropType<Route[]> },
   params: PropTypes.any,
-  separator: PropTypes.VNodeChild,
+  separator: PropTypes.any,
   itemRender: {
     type: Function as PropType<
       (opt: { route: Route; params: unknown; routes: Route[]; paths: string[] }) => VueNode
     >,
   },
 };
 
+export type BreadcrumbProps = Partial<ExtractPropTypes<typeof breadcrumbProps>>;
+
 function getBreadcrumbName(route: Route, params: unknown) {
   if (!route.breadcrumbName) {
     return null;
@@ -50,34 +52,37 @@ function defaultItemRender(opt: {
 
 export default defineComponent({
   name: 'ABreadcrumb',
-  props: BreadcrumbProps,
-  setup() {
-    return {
-      configProvider: inject('configProvider', defaultConfigProvider),
-    };
-  },
-  methods: {
-    getPath(path: string, params: unknown) {
+  props: breadcrumbProps,
+  slots: ['separator', 'itemRender'],
+  setup(props, { slots }) {
+    const { prefixCls, direction } = useConfigInject('breadcrumb', props);
+
+    const getPath = (path: string, params: unknown) => {
       path = (path || '').replace(/^\//, '');
       Object.keys(params).forEach(key => {
         path = path.replace(`:${key}`, params[key]);
       });
       return path;
-    },
+    };
 
-    addChildPath(paths: string[], childPath = '', params: unknown) {
+    const addChildPath = (paths: string[], childPath = '', params: unknown) => {
       const originalPaths = [...paths];
-      const path = this.getPath(childPath, params);
+      const path = getPath(childPath, params);
       if (path) {
         originalPaths.push(path);
       }
       return originalPaths;
-    },
+    };
 
-    genForRoutes({ routes = [], params = {}, separator, itemRender = defaultItemRender }: any) {
+    const genForRoutes = ({
+      routes = [],
+      params = {},
+      separator,
+      itemRender = defaultItemRender,
+    }: any) => {
       const paths = [];
       return routes.map((route: Route) => {
-        const path = this.getPath(route.path, params);
+        const path = getPath(route.path, params);
 
         if (path) {
           paths.push(path);
@@ -94,7 +99,7 @@ export default defineComponent({
                     route: child,
                     params,
                     routes,
-                    paths: this.addChildPath(tempPaths, child.path, params),
+                    paths: addChildPath(tempPaths, child.path, params),
                   })}
                 </Menu.Item>
               ))}
@@ -112,36 +117,41 @@ export default defineComponent({
           </BreadcrumbItem>
         );
       });
-    },
-  },
-  render() {
-    let crumbs: VueNode[];
-    const { prefixCls: customizePrefixCls, routes, params = {}, $slots } = this;
-    const getPrefixCls = this.configProvider.getPrefixCls;
-    const prefixCls = getPrefixCls('breadcrumb', customizePrefixCls);
+    };
+    return () => {
+      let crumbs: VueNode[];
 
-    const children = filterEmpty(getSlot(this));
-    const separator = getComponent(this, 'separator');
-    const itemRender = this.itemRender || $slots.itemRender || defaultItemRender;
-    if (routes && routes.length > 0) {
-      // generated by route
-      crumbs = this.genForRoutes({
-        routes,
-        params,
-        separator,
-        itemRender,
-      });
-    } else if (children.length) {
-      crumbs = children.map((element, index) => {
-        warning(
-          typeof element.type === 'object' &&
-            (element.type.__ANT_BREADCRUMB_ITEM || element.type.__ANT_BREADCRUMB_SEPARATOR),
-          'Breadcrumb',
-          "Only accepts Breadcrumb.Item and Breadcrumb.Separator as it's children",
-        );
-        return cloneVNode(element, { separator, key: index });
-      });
-    }
-    return <div class={prefixCls}>{crumbs}</div>;
+      const { routes, params = {} } = props;
+
+      const children = flattenChildren(getPropsSlot(slots, props));
+      const separator = getPropsSlot(slots, props, 'separator') ?? '/';
+
+      const itemRender = props.itemRender || slots.itemRender || defaultItemRender;
+      if (routes && routes.length > 0) {
+        // generated by route
+        crumbs = genForRoutes({
+          routes,
+          params,
+          separator,
+          itemRender,
+        });
+      } else if (children.length) {
+        crumbs = children.map((element, index) => {
+          warning(
+            typeof element.type === 'object' &&
+              (element.type.__ANT_BREADCRUMB_ITEM || element.type.__ANT_BREADCRUMB_SEPARATOR),
+            'Breadcrumb',
+            "Only accepts Breadcrumb.Item and Breadcrumb.Separator as it's children",
+          );
+          return cloneVNode(element, { separator, key: index });
+        });
+      }
+
+      const breadcrumbClassName = {
+        [prefixCls.value]: true,
+        [`${prefixCls.value}-rtl`]: direction.value === 'rtl',
+      };
+      return <div class={breadcrumbClassName}>{crumbs}</div>;
+    };
   },
 });

components/breadcrumb/BreadcrumbItem.tsx

@@ -1,31 +1,31 @@
-import { defineComponent, inject } from 'vue';
+import { defineComponent, ExtractPropTypes } from 'vue';
 import PropTypes from '../_util/vue-types';
-import { hasProp, getComponent, getSlot } from '../_util/props-util';
-import { defaultConfigProvider } from '../config-provider';
+import { getPropsSlot } from '../_util/props-util';
 import DropDown from '../dropdown/dropdown';
 import DownOutlined from '@ant-design/icons-vue/DownOutlined';
+import useConfigInject from '../_util/hooks/useConfigInject';
 
+const breadcrumbItemProps = {
+  prefixCls: PropTypes.string,
+  href: PropTypes.string,
+  separator: PropTypes.any,
+  overlay: PropTypes.any,
+};
+
+export type BreadcrumbItemProps = Partial<ExtractPropTypes<typeof breadcrumbItemProps>>;
 export default defineComponent({
   name: 'ABreadcrumbItem',
   __ANT_BREADCRUMB_ITEM: true,
-  props: {
-    prefixCls: PropTypes.string,
-    href: PropTypes.string,
-    separator: PropTypes.VNodeChild.def('/'),
-    overlay: PropTypes.VNodeChild,
-  },
-  setup() {
-    return {
-      configProvider: inject('configProvider', defaultConfigProvider),
-    };
-  },
-  methods: {
+  props: breadcrumbItemProps,
+  slots: ['separator', 'overlay'],
+  setup(props, { slots }) {
+    const { prefixCls } = useConfigInject('breadcrumb', props);
     /**
      * if overlay is have
      * Wrap a DropDown
      */
-    renderBreadcrumbNode(breadcrumbItem: JSX.Element, prefixCls: string) {
-      const overlay = getComponent(this, 'overlay');
+    const renderBreadcrumbNode = (breadcrumbItem: JSX.Element, prefixCls: string) => {
+      const overlay = getPropsSlot(slots, props, 'overlay');
       if (overlay) {
         return (
           <DropDown overlay={overlay} placement="bottomCenter">
@@ -37,32 +37,29 @@ export default defineComponent({
         );
       }
       return breadcrumbItem;
-    },
-  },
-  render() {
-    const { prefixCls: customizePrefixCls } = this;
-    const getPrefixCls = this.configProvider.getPrefixCls;
-    const prefixCls = getPrefixCls('breadcrumb', customizePrefixCls);
-    const separator = getComponent(this, 'separator');
-    const children = getSlot(this);
-    let link: JSX.Element;
-    if (hasProp(this, 'href')) {
-      link = <a class={`${prefixCls}-link`}>{children}</a>;
-    } else {
-      link = <span class={`${prefixCls}-link`}>{children}</span>;
-    }
-    // wrap to dropDown
-    link = this.renderBreadcrumbNode(link, prefixCls);
-    if (children) {
-      return (
-        <span>
-          {link}
-          {separator && separator !== '' && (
-            <span class={`${prefixCls}-separator`}>{separator}</span>
-          )}
-        </span>
-      );
-    }
-    return null;
+    };
+
+    return () => {
+      const separator = getPropsSlot(slots, props, 'separator') ?? '/';
+      const children = getPropsSlot(slots, props);
+      let link: JSX.Element;
+
+      if (props.href !== undefined) {
+        link = <a class={`${prefixCls.value}-link`}>{children}</a>;
+      } else {
+        link = <span class={`${prefixCls.value}-link`}>{children}</span>;
+      }
+      // wrap to dropDown
+      link = renderBreadcrumbNode(link, prefixCls.value);
+      if (children) {
+        return (
+          <span>
+            {link}
+            {separator && <span class={`${prefixCls.value}-separator`}>{separator}</span>}
+          </span>
+        );
+      }
+      return null;
+    };
   },
 });

components/breadcrumb/BreadcrumbSeparator.tsx

@@ -1,31 +1,29 @@
-import { defineComponent, inject } from 'vue';
-import { defaultConfigProvider } from '../config-provider';
+import { defineComponent, ExtractPropTypes } from 'vue';
 import PropTypes from '../_util/vue-types';
-import { getSlot } from '../_util/props-util';
+import { flattenChildren } from '../_util/props-util';
+import useConfigInject from '../_util/hooks/useConfigInject';
+
+const breadcrumbSeparator = {
+  prefixCls: PropTypes.string,
+};
+export type BreadcrumbSeparator = Partial<ExtractPropTypes<typeof breadcrumbSeparator>>;
 
 export default defineComponent({
   name: 'ABreadcrumbSeparator',
   __ANT_BREADCRUMB_SEPARATOR: true,
   inheritAttrs: false,
-  props: {
-    prefixCls: PropTypes.string,
-  },
-  setup() {
-    return {
-      configProvider: inject('configProvider', defaultConfigProvider),
-    };
-  },
-  render() {
-    const { prefixCls: customizePrefixCls } = this;
-    const { separator, class: className, ...restAttrs } = this.$attrs;
-    const getPrefixCls = this.configProvider.getPrefixCls;
-    const prefixCls = getPrefixCls('breadcrumb', customizePrefixCls);
+  props: breadcrumbSeparator,
+  setup(props, { slots, attrs }) {
+    const { prefixCls } = useConfigInject('breadcrumb', props);
 
-    const children = getSlot(this);
-    return (
-      <span class={[`${prefixCls}-separator`, className]} {...restAttrs}>
-        {children.length > 0 ? children : '/'}
-      </span>
-    );
+    return () => {
+      const { separator, class: className, ...restAttrs } = attrs;
+      const children = flattenChildren(slots.default?.());
+      return (
+        <span class={[`${prefixCls.value}-separator`, className]} {...restAttrs}>
+          {children.length > 0 ? children : '/'}
+        </span>
+      );
+    };
   },
 });

components/breadcrumb/__tests__/Breadcrumb.test.js

@@ -107,4 +107,25 @@ describe('Breadcrumb', () => {
     });
     expect(wrapper.html()).toMatchSnapshot();
   });
+
+  // https://github.com/ant-design/ant-design/issues/25975
+  it('should support Breadcrumb.Item default separator', () => {
+    const MockComponent = () => (
+      <span>
+        <Breadcrumb.Item>Mock Node</Breadcrumb.Item>
+      </span>
+    );
+    const wrapper = mount({
+      render() {
+        return (
+          <Breadcrumb>
+            <Breadcrumb.Item>Location</Breadcrumb.Item>
+            <MockComponent />
+            <Breadcrumb.Item>Application Center</Breadcrumb.Item>
+          </Breadcrumb>
+        );
+      },
+    });
+    expect(wrapper.html()).toMatchSnapshot();
+  });
 });

components/breadcrumb/__tests__/__snapshots__/Breadcrumb.test.js.snap

@@ -2,8 +2,14 @@
 
 exports[`Breadcrumb should allow Breadcrumb.Item is null or undefined 1`] = `<div class="ant-breadcrumb"><span><span class="ant-breadcrumb-link">Home</span><span class="ant-breadcrumb-separator">/</span></span></div>`;
 
-exports[`Breadcrumb should not display Breadcrumb Item when its children is falsy 1`] = `<div class="ant-breadcrumb"><span><span class="ant-breadcrumb-link"></span><span class="ant-breadcrumb-separator">/</span></span><span><span class="ant-breadcrumb-link">xxx</span><span class="ant-breadcrumb-separator">/</span></span><span><span class="ant-breadcrumb-link">yyy</span><span class="ant-breadcrumb-separator">/</span></span></div>`;
+exports[`Breadcrumb should not display Breadcrumb Item when its children is falsy 1`] = `
+<div class="ant-breadcrumb">
+  <!----><span><span class="ant-breadcrumb-link">xxx</span><span class="ant-breadcrumb-separator">/</span></span><span><span class="ant-breadcrumb-link">yyy</span><span class="ant-breadcrumb-separator">/</span></span>
+</div>
+`;
 
 exports[`Breadcrumb should render a menu 1`] = `<div class="ant-breadcrumb"><span><span class="ant-breadcrumb-link"><a href="#/index">home</a></span><span class="ant-breadcrumb-separator">/</span></span><span><!----><span class="ant-breadcrumb-overlay-link ant-dropdown-trigger"><span class="ant-breadcrumb-link"><a href="#/index/first">first</a></span><span role="img" aria-label="down" class="anticon anticon-down"><svg class="" data-icon="down" width="1em" height="1em" fill="currentColor" aria-hidden="true" viewBox="64 64 896 896" focusable="false"><path d="M884 256h-75c-5.1 0-9.9 2.5-12.9 6.6L512 654.2 227.9 262.6c-3-4.1-7.8-6.6-12.9-6.6h-75c-6.5 0-10.3 7.4-6.5 12.7l352.6 486.1c12.8 17.6 39 17.6 51.7 0l352.6-486.1c3.9-5.3.1-12.7-6.4-12.7z"></path></svg></span></span><span class="ant-breadcrumb-separator">/</span></span><span><span class="ant-breadcrumb-link"><span>second</span></span><span class="ant-breadcrumb-separator">/</span></span></div>`;
 
+exports[`Breadcrumb should support Breadcrumb.Item default separator 1`] = `<div class="ant-breadcrumb"><span><span class="ant-breadcrumb-link">Location</span><span class="ant-breadcrumb-separator">/</span></span><span><span><span class="ant-breadcrumb-link">Mock Node</span><span class="ant-breadcrumb-separator">/</span></span></span><span><span class="ant-breadcrumb-link">Application Center</span><span class="ant-breadcrumb-separator">/</span></span></div>`;
+
 exports[`Breadcrumb should support custom attribute 1`] = `<div class="ant-breadcrumb" data-custom="custom"><span data-custom="custom-item"><span class="ant-breadcrumb-link">xxx</span><span class="ant-breadcrumb-separator">/</span></span><span><span class="ant-breadcrumb-link">yyy</span><span class="ant-breadcrumb-separator">/</span></span></div>`;

components/breadcrumb/index.ts

@@ -3,6 +3,10 @@ import Breadcrumb from './Breadcrumb';
 import BreadcrumbItem from './BreadcrumbItem';
 import BreadcrumbSeparator from './BreadcrumbSeparator';
 
+export { BreadcrumbProps } from './Breadcrumb';
+export { BreadcrumbItemProps } from './BreadcrumbItem';
+export { BreadcrumbSeparator } from './BreadcrumbSeparator';
+
 Breadcrumb.Item = BreadcrumbItem;
 Breadcrumb.Separator = BreadcrumbSeparator;
 

components/breadcrumb/style/index.less

@@ -38,7 +38,8 @@
   }
 
   &-link {
-    > .@{iconfont-css-prefix} + span {
+    > .@{iconfont-css-prefix} + span,
+    > .@{iconfont-css-prefix} + a {
       margin-left: 4px;
     }
   }
@@ -49,3 +50,5 @@
     }
   }
 }
+
+@import './rtl';