[Docs] Update EuiDatePicker types (elastic#5318)

* omit unsupported types

* resolve console errors

* CL

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 - Added styling support for `valign` prop on `EuiTableRowCell` ([#5283](https://github.com/elastic/eui/pull/5283))
 - Added `remark-breaks` plugin to mimic GitHub-flavored markdown line breaks within `EuiMarkdownEditor` ([#5272](https://github.com/elastic/eui/pull/5272))
+- Removed `EuiErrorBoundary` from `EuiDatePicker` when unsupported props are used ([#5318](https://github.com/elastic/eui/pull/5318))
 
 **Bug fixes**
 

src-docs/src/views/date_picker/custom_input.js

@@ -1,4 +1,4 @@
-import React, { useState } from 'react';
+import React, { forwardRef, useState } from 'react';
 
 import PropTypes from 'prop-types';
 
@@ -7,15 +7,14 @@ import moment from 'moment';
 import { EuiDatePicker, EuiButton } from '../../../../src/components';
 
 // Should be a component because the date picker does some ref stuff behind the scenes
-// eslint-disable-next-line react/prefer-stateless-function
-
-const ExampleCustomInput = ({ onClick, value }) => {
+// eslint-disable-next-line
+const ExampleCustomInput = forwardRef(({ onClick, value }, ref) => {
   return (
     <EuiButton className="example-custom-input" onClick={onClick}>
       {value}
     </EuiButton>
   );
-};
+});
 
 ExampleCustomInput.propTypes = {
   onClick: PropTypes.func,

src-docs/src/views/date_picker/date_picker_example.js

@@ -331,15 +331,17 @@ export const DatePickerExample = {
         },
       ],
       text: (
-        <p>
+        <>
           <h3>
             Dynamic <EuiCode>minDate</EuiCode> and <EuiCode>maxDate</EuiCode>
           </h3>
-          By using <EuiCode>minDate</EuiCode> and <EuiCode>maxDate</EuiCode>,
-          and updating the values based on <EuiCode>startDate</EuiCode> and{' '}
-          <EuiCode>endDate</EuiCode>, users get immediate feedback on what range
-          values are allowed.
-        </p>
+          <p>
+            By using <EuiCode>minDate</EuiCode> and <EuiCode>maxDate</EuiCode>,
+            and updating the values based on <EuiCode>startDate</EuiCode> and{' '}
+            <EuiCode>endDate</EuiCode>, users get immediate feedback on what
+            range values are allowed.
+          </p>
+        </>
       ),
       demo: <RangeRestricted />,
       props: { EuiDatePickerRange },

src/components/date_picker/date_picker.tsx

@@ -14,8 +14,6 @@ import { Moment } from 'moment'; // eslint-disable-line import/named
 import { EuiFormControlLayout, EuiValidatableControl } from '../form';
 import { EuiFormControlLayoutIconsProps } from '../form/form_control_layout/form_control_layout_icons';
 
-import { EuiErrorBoundary } from '../error_boundary';
-
 import { EuiI18nConsumer } from '../context';
 import { ApplyClassComponentDefaults, CommonProps } from '../common';
 
@@ -28,7 +26,38 @@ export const euiDatePickerDefaultTimeFormat = 'hh:mm A';
 
 const DatePicker = _ReactDatePicker as typeof ReactDatePicker;
 
-interface EuiExtendedDatePickerProps extends ReactDatePickerProps {
+// EuiDatePicker only supports a subset of props from react-datepicker.
+const unsupportedProps = [
+  // We don't want to show multiple months next to each other
+  'monthsShown',
+  // There is no need to show week numbers
+  'showWeekNumbers',
+  // Our css adapts to height, no need to fix it
+  'fixedHeight',
+  // We force the month / year selection UI. No need to configure it
+  'dropdownMode',
+  // Short month is unnecessary. Our UI has plenty of room for full months
+  'useShortMonthInDropdown',
+  // The today button is not needed. This should always be external to the calendar
+  'todayButton',
+  // We hide the time caption, so there is no need to overwrite its text
+  'timeCaption',
+  // We always want keyboard accessibility on
+  'disabledKeyboardNavigation',
+  // This is easy enough to do. It can conflict with isLoading state
+  'isClearable',
+  // There is no reason to launch the datepicker in its own modal. Can always build these ourselves
+  'withPortal',
+  // Causes Error: Cannot read property 'clone' of undefined
+  'showMonthYearDropdown',
+  // We overridde this with `popoverPlacement`
+  'popperPlacement',
+] as const;
+
+type UnsupportedProps = typeof unsupportedProps[number];
+
+interface EuiExtendedDatePickerProps
+  extends Omit<ReactDatePickerProps, UnsupportedProps> {
   /**
    * Applies classes to the numbered days provided. Check docs for example.
    */
@@ -85,7 +114,7 @@ interface EuiExtendedDatePickerProps extends ReactDatePickerProps {
   iconType?: EuiFormControlLayoutIconsProps['icon'];
 
   /**
-   * Sets the placement of the popover. It accepts: `"bottom"`, `"bottom-end"`, `"bottom-start"`, `"left"`, `"left-end"`, `"left-start"`, `"right"`, `"right-end"`, `"right-start"`, `"top"`, `"top-end"`, `"top-start"`
+   * Sets the placement of the popover
    */
   popoverPlacement?: ReactDatePickerProps['popperPlacement'];
 }
@@ -187,44 +216,6 @@ export class EuiDatePicker extends Component<_EuiDatePickerProps> {
       fullDateFormat = `${dateFormat} ${timeFormat}`;
     }
 
-    // EuiDatePicker only supports a subset of props from react-datepicker. Using any of
-    // the unsupported props below will spit out an error.
-    const PropNotSupported = () => {
-      throw new Error(`You are using a prop from react-datepicker that EuiDatePicker
-        does not support. Please check the EUI documentation for more information.`);
-    };
-
-    if (
-      // We don't want to show multiple months next to each other
-      this.props.monthsShown ||
-      // There is no need to show week numbers
-      this.props.showWeekNumbers ||
-      // Our css adapts to height, no need to fix it
-      this.props.fixedHeight ||
-      // We force the month / year selection UI. No need to configure it
-      this.props.dropdownMode ||
-      // Short month is unnecessary. Our UI has plenty of room for full months
-      this.props.useShortMonthInDropdown ||
-      // The today button is not needed. This should always be external to the calendar
-      this.props.todayButton ||
-      // We hide the time caption, so there is no need to overwrite its text
-      this.props.timeCaption ||
-      // We always want keyboard accessibility on
-      this.props.disabledKeyboardNavigation ||
-      // This is easy enough to do. It can conflict with isLoading state
-      this.props.isClearable ||
-      // There is no reason to launch the datepicker in its own modal. Can always build these ourselves
-      this.props.withPortal ||
-      // Causes Error: Cannot read property 'clone' of undefined
-      this.props.showMonthYearDropdown
-    ) {
-      return (
-        <EuiErrorBoundary>
-          <PropNotSupported />
-        </EuiErrorBoundary>
-      );
-    }
-
     return (
       <span className={classes}>
         <EuiFormControlLayout