feat：配置中允许空对象和 null (#1224)

* options 支持配置 selectFirst 自动选择第一个

* 文档优化；修复 cxd 下 toast 展现不一致问题 (#1219)

* Panel 支持更多的 className 配置

* feat：配置中允许空对象和 null

Co-authored-by: 2betop <2betop.cn@gmail.com>

src/factory.tsx

@@ -309,7 +309,8 @@ export function renderChild(
       ? {type: 'tpl', tpl: String(node)}
       : (node as Schema);
   const detectData =
-    schema.detectField === '&' ? props : props[schema.detectField || 'data'];
+    schema &&
+    (schema.detectField === '&' ? props : props[schema.detectField || 'data']);
   const exprProps = detectData
     ? getExprProperties(schema, detectData, undefined, props)
     : null;
@@ -503,8 +504,10 @@ class SchemaRenderer extends React.Component<SchemaRendererProps, any> {
     const props = this.props;
 
     if (
-      props.schema.type !== nextProps.schema.type ||
-      props.schema.$$id !== nextProps.schema.$$id
+      props.schema &&
+      nextProps.schema &&
+      (props.schema.type !== nextProps.schema.type ||
+        props.schema.$$id !== nextProps.schema.$$id)
     ) {
       this.resolveRenderer(nextProps);
     }
@@ -542,7 +545,7 @@ class SchemaRenderer extends React.Component<SchemaRendererProps, any> {
     let schema = props.schema;
     let path = props.$path;
 
-    if (schema.$ref) {
+    if (schema && schema.$ref) {
       schema = {
         ...props.resolveDefinitions(schema.$ref),
         ...schema
@@ -577,7 +580,7 @@ class SchemaRenderer extends React.Component<SchemaRendererProps, any> {
   ) {
     let {schema, $path, env, ...rest} = this.props;
 
-    if (schema.$ref) {
+    if (schema && schema.$ref) {
       const result = this.resolveRenderer(this.props, true);
       schema = result.schema;
       $path = result.path;
@@ -606,6 +609,10 @@ class SchemaRenderer extends React.Component<SchemaRendererProps, any> {
   render(): JSX.Element | null {
     let {$path, schema, ...rest} = this.props;
 
+    if (schema === null) {
+      return null;
+    }
+
     if (schema.$ref) {
       const result = this.resolveRenderer(this.props, true);
       schema = result.schema;
@@ -635,6 +642,8 @@ class SchemaRenderer extends React.Component<SchemaRendererProps, any> {
         forwardedRef: isSFC ? this.refFn : undefined,
         render: this.renderChild
       });
+    } else if (Object.keys(schema).length === 0) {
+      return null;
     } else if (!this.renderer) {
       return (
         <LazyComponent

src/renderers/Form/index.tsx

@@ -1064,6 +1064,7 @@ export default class Form extends React.Component<FormProps, object> {
       (Array.isArray(controls) &&
         controls.some(
           item =>
+            item &&
             !!~['submit', 'button', 'reset', 'button-group'].indexOf(
               (item as Schema).type
             )

src/store/table.ts

@@ -261,6 +261,7 @@ export const TableStore = iRendererStore
     function getFilteredColumns() {
       return self.columns.filter(
         item =>
+          item &&
           isVisible(item.pristine, self.data) &&
           (item.type === '__checkme'
             ? self.selectable &&
@@ -562,7 +563,9 @@ export const TableStore = iRendererStore
         (self.combineNum = parseInt(config.combineNum as any, 10) || 0);
 
       if (config.columns && Array.isArray(config.columns)) {
-        let columns: Array<SColumn> = config.columns.concat();
+        let columns: Array<SColumn> = config.columns
+          .filter(column => column)
+          .concat();
         if (!columns.length) {
           columns.push({
             type: 'text',