diff --git a/package.json b/package.json
index c2e0fb60b5e..4ee93d54baf 100644
--- a/package.json
+++ b/package.json
@@ -174,7 +174,7 @@
     "postcss-inline-svg": "^3.0.0",
     "postcss-loader": "^2.0.8",
     "pre-commit": "^1.2.2",
-    "prettier": "^1.17.0",
+    "prettier": "^1.19.1",
     "prompt": "^1.0.0",
     "prop-types": "^15.6.0",
     "puppeteer": "^2.0.0",
diff --git a/src-docs/src/components/guide_section/index.js b/src-docs/src/components/guide_section/index.js
index 70616ba4987..9e6038f7df5 100644
--- a/src-docs/src/components/guide_section/index.js
+++ b/src-docs/src/components/guide_section/index.js
@@ -1,5 +1,3 @@
-export {
-  GuideSectionContainer as GuideSection,
-} from './guide_section_container';
+export { GuideSectionContainer as GuideSection } from './guide_section_container';
 
 export { GuideSectionTypes } from './guide_section_types';
diff --git a/src-docs/src/views/accessibility/props.tsx b/src-docs/src/views/accessibility/props.tsx
index 29e44b11cc8..64613ba0ccf 100644
--- a/src-docs/src/views/accessibility/props.tsx
+++ b/src-docs/src/views/accessibility/props.tsx
@@ -1,6 +1,6 @@
 import React, { FunctionComponent } from 'react';
 import { EuiScreenReaderOnlyProps } from '../../../../src/components/accessibility/screen_reader';
 
-export const ScreenReaderOnlyDocsComponent: FunctionComponent<
-  EuiScreenReaderOnlyProps
-> = () => <div />;
+export const ScreenReaderOnlyDocsComponent: FunctionComponent<EuiScreenReaderOnlyProps> = () => (
+  <div />
+);
diff --git a/src-docs/src/views/app_container.js b/src-docs/src/views/app_container.js
index c656e4c55b8..891532f1359 100644
--- a/src-docs/src/views/app_container.js
+++ b/src-docs/src/views/app_container.js
@@ -16,10 +16,7 @@ function mapStateToProps(state, ownProps) {
 }
 
 export const AppContainer = withRouter(
-  connect(
-    mapStateToProps,
-    {
-      toggleLocale,
-    }
-  )(AppView)
+  connect(mapStateToProps, {
+    toggleLocale,
+  })(AppView)
 );
diff --git a/src-docs/src/views/breadcrumbs/props.tsx b/src-docs/src/views/breadcrumbs/props.tsx
index 372f7f95a98..d43872c9535 100644
--- a/src-docs/src/views/breadcrumbs/props.tsx
+++ b/src-docs/src/views/breadcrumbs/props.tsx
@@ -5,8 +5,8 @@ import {
   EuiBreadcrumbResponsiveMaxCount,
 } from '../../../../src/components/breadcrumbs';
 
-export const BreadcrumbResponsiveMaxCount: FunctionComponent<
-  EuiBreadcrumbResponsiveMaxCount
-> = () => <div />;
+export const BreadcrumbResponsiveMaxCount: FunctionComponent<EuiBreadcrumbResponsiveMaxCount> = () => (
+  <div />
+);
 
 export const BreadcrumbProps: FunctionComponent<EuiBreadcrumb> = () => <div />;
diff --git a/src-docs/src/views/color_picker/props.tsx b/src-docs/src/views/color_picker/props.tsx
index cfedbaabc53..50ae7731d2f 100644
--- a/src-docs/src/views/color_picker/props.tsx
+++ b/src-docs/src/views/color_picker/props.tsx
@@ -6,14 +6,14 @@ import {
   EuiColorPalettePickerPaletteGradientProps,
 } from '../../../../src/components/color_picker/color_palette_picker';
 
-export const EuiColorPalettePickerPaletteText: FunctionComponent<
-  EuiColorPalettePickerPaletteTextProps
-> = () => <div />;
+export const EuiColorPalettePickerPaletteText: FunctionComponent<EuiColorPalettePickerPaletteTextProps> = () => (
+  <div />
+);
 
-export const EuiColorPalettePickerPaletteFixed: FunctionComponent<
-  EuiColorPalettePickerPaletteFixedProps
-> = () => <div />;
+export const EuiColorPalettePickerPaletteFixed: FunctionComponent<EuiColorPalettePickerPaletteFixedProps> = () => (
+  <div />
+);
 
-export const EuiColorPalettePickerPaletteGradient: FunctionComponent<
-  EuiColorPalettePickerPaletteGradientProps
-> = () => <div />;
+export const EuiColorPalettePickerPaletteGradient: FunctionComponent<EuiColorPalettePickerPaletteGradientProps> = () => (
+  <div />
+);
diff --git a/src-docs/src/views/control_bar/props.tsx b/src-docs/src/views/control_bar/props.tsx
index aa4a1b879d1..cd39c754250 100644
--- a/src-docs/src/views/control_bar/props.tsx
+++ b/src-docs/src/views/control_bar/props.tsx
@@ -11,9 +11,9 @@ import {
   TextControl,
 } from '../../../../src/components/control_bar/control_bar';
 
-export const BreadcrumbControlProps: FunctionComponent<
-  BreadcrumbControl
-> = () => <div />;
+export const BreadcrumbControlProps: FunctionComponent<BreadcrumbControl> = () => (
+  <div />
+);
 
 export const ButtonControlProps: FunctionComponent<ButtonControl> = () => (
   <div />
@@ -26,9 +26,9 @@ export const DividerControlProps: FunctionComponent<DividerControl> = () => (
 export const IconControlTypeProps: FunctionComponent<IconControlType> = () => (
   <div />
 );
-export const IconButtonControlTypeProps: FunctionComponent<
-  IconButtonControlType
-> = () => <div />;
+export const IconButtonControlTypeProps: FunctionComponent<IconButtonControlType> = () => (
+  <div />
+);
 
 export const SpacerControlProps: FunctionComponent<SpacerControl> = () => (
   <div />
diff --git a/src-docs/src/views/datagrid/props.tsx b/src-docs/src/views/datagrid/props.tsx
index 1c81700f261..45e4932cf1c 100644
--- a/src-docs/src/views/datagrid/props.tsx
+++ b/src-docs/src/views/datagrid/props.tsx
@@ -18,9 +18,9 @@ export const DataGridColumn: FunctionComponent<EuiDataGridColumn> = () => (
   <div />
 );
 
-export const DataGridPagination: FunctionComponent<
-  EuiDataGridPaginationProps
-> = () => <div />;
+export const DataGridPagination: FunctionComponent<EuiDataGridPaginationProps> = () => (
+  <div />
+);
 
 export const DataGridSorting: FunctionComponent<EuiDataGridSorting> = () => (
   <div />
@@ -32,30 +32,30 @@ export const DataGridInMemory: FunctionComponent<EuiDataGridInMemory> = () => (
 
 export const DataGridStyle: FunctionComponent<EuiDataGridStyle> = () => <div />;
 
-export const DataGridToolbarVisibilityOptions: FunctionComponent<
-  EuiDataGridToolBarVisibilityOptions
-> = () => <div />;
+export const DataGridToolbarVisibilityOptions: FunctionComponent<EuiDataGridToolBarVisibilityOptions> = () => (
+  <div />
+);
 
-export const DataGridCellValueElement: FunctionComponent<
-  EuiDataGridCellValueElementProps
-> = () => <div />;
+export const DataGridCellValueElement: FunctionComponent<EuiDataGridCellValueElementProps> = () => (
+  <div />
+);
 
-export const DataGridSchemaDetector: FunctionComponent<
-  EuiDataGridSchemaDetector
-> = () => <div />;
+export const DataGridSchemaDetector: FunctionComponent<EuiDataGridSchemaDetector> = () => (
+  <div />
+);
 
-export const DataGridColumnVisibility: FunctionComponent<
-  EuiDataGridColumnVisibility
-> = () => <div />;
+export const DataGridColumnVisibility: FunctionComponent<EuiDataGridColumnVisibility> = () => (
+  <div />
+);
 
-export const DataGridPopoverContent: FunctionComponent<
-  EuiDataGridPopoverContentProps
-> = () => <div />;
+export const DataGridPopoverContent: FunctionComponent<EuiDataGridPopoverContentProps> = () => (
+  <div />
+);
 
-export const DataGridControlColumn: FunctionComponent<
-  EuiDataGridControlColumn
-> = () => <div />;
+export const DataGridControlColumn: FunctionComponent<EuiDataGridControlColumn> = () => (
+  <div />
+);
 
-export const DataGridToolBarVisibilityColumnSelectorOptions: FunctionComponent<
-  EuiDataGridToolBarVisibilityColumnSelectorOptions
-> = () => <div />;
+export const DataGridToolBarVisibilityColumnSelectorOptions: FunctionComponent<EuiDataGridToolBarVisibilityColumnSelectorOptions> = () => (
+  <div />
+);
diff --git a/src-docs/src/views/elastic_charts/shared.js b/src-docs/src/views/elastic_charts/shared.js
index 566557c05b6..a015c8c081e 100644
--- a/src-docs/src/views/elastic_charts/shared.js
+++ b/src-docs/src/views/elastic_charts/shared.js
@@ -93,9 +93,7 @@ export const ChartTypeCard = props => {
   return (
     <ChartCard
       title="Chart types"
-      description={`${
-        props.type
-      } charts can be displayed as any x/y series type.`}>
+      description={`${props.type} charts can be displayed as any x/y series type.`}>
       <EuiRadioGroup
         compressed
         options={toggleButtonsIcons}
diff --git a/src-docs/src/views/header/props.tsx b/src-docs/src/views/header/props.tsx
index 4259e7d9842..a0e1a733ad2 100644
--- a/src-docs/src/views/header/props.tsx
+++ b/src-docs/src/views/header/props.tsx
@@ -2,6 +2,6 @@ import React, { FunctionComponent } from 'react';
 
 import { EuiHeaderSections } from '../../../../src/components/header';
 
-export const EuiHeaderSectionsProp: FunctionComponent<
-  EuiHeaderSections
-> = () => <div />;
+export const EuiHeaderSectionsProp: FunctionComponent<EuiHeaderSections> = () => (
+  <div />
+);
diff --git a/src-docs/src/views/list_group/props.tsx b/src-docs/src/views/list_group/props.tsx
index c131a02172c..fe8669ddc6b 100644
--- a/src-docs/src/views/list_group/props.tsx
+++ b/src-docs/src/views/list_group/props.tsx
@@ -2,6 +2,6 @@ import React, { FunctionComponent } from 'react';
 
 import { EuiPinnableListGroupItemProps } from '../../../../src/components/list_group';
 
-export const EuiPinnableListGroupItem: FunctionComponent<
-  EuiPinnableListGroupItemProps
-> = () => <div />;
+export const EuiPinnableListGroupItem: FunctionComponent<EuiPinnableListGroupItemProps> = () => (
+  <div />
+);
diff --git a/src-docs/src/views/package/i18n_tokens.js b/src-docs/src/views/package/i18n_tokens.js
index dfb07406576..0a519abd9aa 100644
--- a/src-docs/src/views/package/i18n_tokens.js
+++ b/src-docs/src/views/package/i18n_tokens.js
@@ -25,9 +25,7 @@ const columns = [
           <EuiLink
             target="_blank"
             color="subdued"
-            href={`https://github.com/elastic/eui/blob/master/${filepath}#L${
-              loc.start.line
-            }`}>
+            href={`https://github.com/elastic/eui/blob/master/${filepath}#L${loc.start.line}`}>
             {filepath}:{loc.start.line}:{loc.start.column}
           </EuiLink>
         </div>
diff --git a/src-docs/src/views/range/levels.js b/src-docs/src/views/range/levels.js
index 5144e6068cc..1d57253dec9 100644
--- a/src-docs/src/views/range/levels.js
+++ b/src-docs/src/views/range/levels.js
@@ -56,7 +56,10 @@ export default () => {
         value={dualValue}
         onChange={value => onDualChange(value)}
         showTicks
-        ticks={[{ label: '20kb', value: 20 }, { label: '100kb', value: 100 }]}
+        ticks={[
+          { label: '20kb', value: 20 },
+          { label: '100kb', value: 100 },
+        ]}
         showInput
         levels={levels}
         aria-label="An example of EuiDualRange with levels prop"
diff --git a/src-docs/src/views/range/states.js b/src-docs/src/views/range/states.js
index dbaf95dff58..0d0b11ba4b7 100644
--- a/src-docs/src/views/range/states.js
+++ b/src-docs/src/views/range/states.js
@@ -57,7 +57,10 @@ export default () => {
           showLabels
           showInput
           showTicks
-          ticks={[{ label: '20kb', value: 20 }, { label: '100kb', value: 100 }]}
+          ticks={[
+            { label: '20kb', value: 20 },
+            { label: '100kb', value: 100 },
+          ]}
           levels={levels}
           aria-label="An example of EuiRange"
         />
diff --git a/src-docs/src/views/range/ticks.js b/src-docs/src/views/range/ticks.js
index 74a9aa56753..5a57ccb0976 100644
--- a/src-docs/src/views/range/ticks.js
+++ b/src-docs/src/views/range/ticks.js
@@ -64,7 +64,10 @@ export default () => {
         value={dualValue}
         onChange={onDualChange}
         showTicks
-        ticks={[{ label: '20kb', value: 20 }, { label: '100kb', value: 100 }]}
+        ticks={[
+          { label: '20kb', value: 20 },
+          { label: '100kb', value: 100 },
+        ]}
         showInput
         aria-label="An example of EuiDualRange with ticks"
       />
diff --git a/src-docs/src/views/resize_observer/resize_observer_hook.js b/src-docs/src/views/resize_observer/resize_observer_hook.js
index da94ad3b4d0..4f245cbc6a1 100644
--- a/src-docs/src/views/resize_observer/resize_observer_hook.js
+++ b/src-docs/src/views/resize_observer/resize_observer_hook.js
@@ -42,9 +42,7 @@ export const ResizeObserverHookExample = () => {
           </p>
         )}
         <p>
-          <EuiCode>{`height: ${dimensions.height}; width: ${
-            dimensions.width
-          }`}</EuiCode>
+          <EuiCode>{`height: ${dimensions.height}; width: ${dimensions.width}`}</EuiCode>
         </p>
       </EuiText>
 
diff --git a/src-docs/src/views/search_bar/controlled_search_bar.js b/src-docs/src/views/search_bar/controlled_search_bar.js
index 04f59d4fc85..c614fcd220b 100644
--- a/src-docs/src/views/search_bar/controlled_search_bar.js
+++ b/src-docs/src/views/search_bar/controlled_search_bar.js
@@ -32,7 +32,10 @@ const items = times(10, id => {
     id,
     status: random.oneOf(['open', 'closed']),
     type: random.oneOf(types),
-    tag: random.setOf(tags.map(tag => tag.name), { min: 0, max: 3 }),
+    tag: random.setOf(
+      tags.map(tag => tag.name),
+      { min: 0, max: 3 }
+    ),
     active: random.boolean(),
     owner: random.oneOf(users),
     followers: random.integer({ min: 0, max: 20 }),
diff --git a/src-docs/src/views/search_bar/search_bar.js b/src-docs/src/views/search_bar/search_bar.js
index 0786149a5c4..ba2690767f3 100644
--- a/src-docs/src/views/search_bar/search_bar.js
+++ b/src-docs/src/views/search_bar/search_bar.js
@@ -33,7 +33,10 @@ const items = times(10, id => {
     id,
     status: random.oneOf(['open', 'closed']),
     type: random.oneOf(types),
-    tag: random.setOf(tags.map(tag => tag.name), { min: 0, max: 3 }),
+    tag: random.setOf(
+      tags.map(tag => tag.name),
+      { min: 0, max: 3 }
+    ),
     active: random.boolean(),
     owner: random.oneOf(users),
     followers: random.integer({ min: 0, max: 20 }),
diff --git a/src-docs/src/views/search_bar/search_bar_filters.js b/src-docs/src/views/search_bar/search_bar_filters.js
index fb078a715d4..4c4ef026605 100644
--- a/src-docs/src/views/search_bar/search_bar_filters.js
+++ b/src-docs/src/views/search_bar/search_bar_filters.js
@@ -48,7 +48,10 @@ const items = times(10, id => {
     id,
     status: random.oneOf(['open', 'closed']),
     type: random.oneOf(types),
-    tag: random.setOf(tags.map(tag => tag.name), { min: 0, max: 3 }),
+    tag: random.setOf(
+      tags.map(tag => tag.name),
+      { min: 0, max: 3 }
+    ),
     active: random.boolean(),
     owner: random.oneOf(users),
     followers: random.integer({ min: 0, max: 20 }),
diff --git a/src-docs/src/views/selectable/props.tsx b/src-docs/src/views/selectable/props.tsx
index 294a3cc1fe5..2ebb8ef1358 100644
--- a/src-docs/src/views/selectable/props.tsx
+++ b/src-docs/src/views/selectable/props.tsx
@@ -4,10 +4,10 @@ import {
   EuiSelectableOptionsListProps,
 } from '../../../../src/components/selectable';
 
-export const EuiSelectableOptionProps: FunctionComponent<
-  EuiSelectableOption
-> = () => <div />;
+export const EuiSelectableOptionProps: FunctionComponent<EuiSelectableOption> = () => (
+  <div />
+);
 
-export const EuiSelectableOptionsList: FunctionComponent<
-  EuiSelectableOptionsListProps
-> = () => <div />;
+export const EuiSelectableOptionsList: FunctionComponent<EuiSelectableOptionsListProps> = () => (
+  <div />
+);
diff --git a/src-docs/src/views/tables/in_memory/in_memory_search_callback.js b/src-docs/src/views/tables/in_memory/in_memory_search_callback.js
index 43a507020ff..dd58f9921b1 100644
--- a/src-docs/src/views/tables/in_memory/in_memory_search_callback.js
+++ b/src-docs/src/views/tables/in_memory/in_memory_search_callback.js
@@ -46,9 +46,7 @@ export const Table = () => {
 
       requestTimeoutId = setTimeout(() => {
         const items = store.users.filter(user => {
-          const normalizedName = `${user.firstName} ${
-            user.lastName
-          }`.toLowerCase();
+          const normalizedName = `${user.firstName} ${user.lastName}`.toLowerCase();
           const normalizedQuery = query.text.toLowerCase();
           return normalizedName.indexOf(normalizedQuery) !== -1;
         });
diff --git a/src-docs/src/views/tabs/tabs.js b/src-docs/src/views/tabs/tabs.js
index 14622fb14cc..a997b4eeeac 100644
--- a/src-docs/src/views/tabs/tabs.js
+++ b/src-docs/src/views/tabs/tabs.js
@@ -51,7 +51,7 @@ export default () => {
   const renderTabs = () => {
     return tabs.map((tab, index) => (
       <EuiTab
-        {...tab.href && { href: tab.href, target: '_blank' }}
+        {...(tab.href && { href: tab.href, target: '_blank' })}
         onClick={() => onSelectedTabChanged(tab.id)}
         isSelected={tab.id === selectedTabId}
         disabled={tab.disabled}
diff --git a/src/components/accessibility/screen_reader.tsx b/src/components/accessibility/screen_reader.tsx
index eb5db9331ef..ad7a0d8e4e4 100644
--- a/src/components/accessibility/screen_reader.tsx
+++ b/src/components/accessibility/screen_reader.tsx
@@ -29,9 +29,10 @@ export interface EuiScreenReaderOnlyProps {
   showOnFocus?: boolean;
 }
 
-export const EuiScreenReaderOnly: FunctionComponent<
-  EuiScreenReaderOnlyProps
-> = ({ children, showOnFocus }) => {
+export const EuiScreenReaderOnly: FunctionComponent<EuiScreenReaderOnlyProps> = ({
+  children,
+  showOnFocus,
+}) => {
   const classes = classNames(
     {
       euiScreenReaderOnly: !showOnFocus,
diff --git a/src/components/badge/badge.tsx b/src/components/badge/badge.tsx
index 0bbc160d9db..9c212cf4112 100644
--- a/src/components/badge/badge.tsx
+++ b/src/components/badge/badge.tsx
@@ -281,8 +281,8 @@ export const EuiBadge: FunctionComponent<EuiBadgeProps> = ({
                 aria-label={onClickAriaLabel}
                 ref={ref}
                 title={innerText}
-                {...relObj as HTMLAttributes<HTMLElement>}
-                {...rest as HTMLAttributes<HTMLElement>}>
+                {...(relObj as HTMLAttributes<HTMLElement>)}
+                {...(rest as HTMLAttributes<HTMLElement>)}>
                 {children}
               </Element>
             )}
@@ -318,8 +318,8 @@ export const EuiBadge: FunctionComponent<EuiBadgeProps> = ({
             style={optionalCustomStyles}
             ref={ref as Ref<HTMLButtonElement & HTMLAnchorElement>}
             title={innerText}
-            {...relObj as HTMLAttributes<HTMLElement>}
-            {...rest as HTMLAttributes<HTMLElement>}>
+            {...(relObj as HTMLAttributes<HTMLElement>)}
+            {...(rest as HTMLAttributes<HTMLElement>)}>
             <span className="euiBadge__content">
               <span className="euiBadge__text">{children}</span>
               {optionalIcon}
diff --git a/src/components/badge/beta_badge/beta_badge.tsx b/src/components/badge/beta_badge/beta_badge.tsx
index cd093768a06..bba4e4a90ae 100644
--- a/src/components/badge/beta_badge/beta_badge.tsx
+++ b/src/components/badge/beta_badge/beta_badge.tsx
@@ -34,7 +34,8 @@ type LabelAsNode = (
   | {
       tooltipContent: ReactNode;
       title?: string;
-    }) & {
+    }
+) & {
   label: ReactNode;
 };
 
diff --git a/src/components/badge/notification_badge/badge_notification.tsx b/src/components/badge/notification_badge/badge_notification.tsx
index 8e2e773ed12..f895872e64d 100644
--- a/src/components/badge/notification_badge/badge_notification.tsx
+++ b/src/components/badge/notification_badge/badge_notification.tsx
@@ -45,9 +45,13 @@ export interface EuiNotificationBadgeProps
   color?: BadgeNotificationColor;
 }
 
-export const EuiNotificationBadge: FunctionComponent<
-  EuiNotificationBadgeProps
-> = ({ children, className, size = 's', color = 'accent', ...rest }) => {
+export const EuiNotificationBadge: FunctionComponent<EuiNotificationBadgeProps> = ({
+  children,
+  className,
+  size = 's',
+  color = 'accent',
+  ...rest
+}) => {
   const classes = classNames(
     'euiNotificationBadge',
     sizeToClassNameMap[size],
diff --git a/src/components/basic_table/basic_table.behavior.test.tsx b/src/components/basic_table/basic_table.behavior.test.tsx
index 0d5096e298e..133ffdfa1fd 100644
--- a/src/components/basic_table/basic_table.behavior.test.tsx
+++ b/src/components/basic_table/basic_table.behavior.test.tsx
@@ -31,7 +31,10 @@ describe('EuiBasicTable', () => {
 
       beforeEach(() => {
         props = {
-          items: [{ id: '1', name: 'name1' }, { id: '2', name: 'name2' }],
+          items: [
+            { id: '1', name: 'name1' },
+            { id: '2', name: 'name2' },
+          ],
           itemId: 'id',
           columns: [
             {
diff --git a/src/components/basic_table/basic_table.test.tsx b/src/components/basic_table/basic_table.test.tsx
index fd17eebe2f4..37bfa9e0bce 100644
--- a/src/components/basic_table/basic_table.test.tsx
+++ b/src/components/basic_table/basic_table.test.tsx
@@ -300,7 +300,10 @@ describe('EuiBasicTable', () => {
 
   test('with pagination - 2nd page', () => {
     const props: EuiBasicTableProps<BasicItem> = {
-      items: [{ id: '1', name: 'name1' }, { id: '2', name: 'name2' }],
+      items: [
+        { id: '1', name: 'name1' },
+        { id: '2', name: 'name2' },
+      ],
       columns: [
         {
           field: 'name',
diff --git a/src/components/basic_table/default_item_action.tsx b/src/components/basic_table/default_item_action.tsx
index ddf64608003..b24a78030ae 100644
--- a/src/components/basic_table/default_item_action.tsx
+++ b/src/components/basic_table/default_item_action.tsx
@@ -47,9 +47,7 @@ export const DefaultItemAction = <T extends {}>({
   className,
 }: DefaultItemActionProps<T>): ReactElement => {
   if (!action.onClick && !action.href) {
-    throw new Error(`Cannot render item action [${
-      action.name
-    }]. Missing required 'onClick' callback
+    throw new Error(`Cannot render item action [${action.name}]. Missing required 'onClick' callback
       or 'href' string. If you want to provide a custom action control, make sure to define the 'render' callback`);
   }
 
@@ -72,9 +70,7 @@ export const DefaultItemAction = <T extends {}>({
     typeof action.name === 'function' ? action.name(item) : action.name;
   if (action.type === 'icon') {
     if (!icon) {
-      throw new Error(`Cannot render item action [${
-        action.name
-      }]. It is configured to render as an icon but no
+      throw new Error(`Cannot render item action [${action.name}]. It is configured to render as an icon but no
       icon is provided. Make sure to set the 'icon' property of the action`);
     }
     const ariaLabelId = htmlIdGenerator()();
diff --git a/src/components/bottom_bar/bottom_bar.tsx b/src/components/bottom_bar/bottom_bar.tsx
index f81981d2813..12d33b352bb 100644
--- a/src/components/bottom_bar/bottom_bar.tsx
+++ b/src/components/bottom_bar/bottom_bar.tsx
@@ -28,7 +28,7 @@ type BottomBarPaddingSize = 'none' | 's' | 'm' | 'l';
 
 // Exported for testing
 export const paddingSizeToClassNameMap: {
-  [value in BottomBarPaddingSize]: string | null
+  [value in BottomBarPaddingSize]: string | null;
 } = {
   none: null,
   s: 'euiBottomBar--paddingSmall',
diff --git a/src/components/breadcrumbs/breadcrumbs.tsx b/src/components/breadcrumbs/breadcrumbs.tsx
index 6da5869109c..2ce3b634311 100644
--- a/src/components/breadcrumbs/breadcrumbs.tsx
+++ b/src/components/breadcrumbs/breadcrumbs.tsx
@@ -41,7 +41,7 @@ export type EuiBreadcrumbResponsiveMaxCount = {
    * Any of the following keys are allowed: `'xs' | 's' | 'm' | 'l' | 'xl'`
    * Omitting a key will display all breadcrumbs at that breakpoint
    */
-  [key in EuiBreakpointSize]?: number
+  [key in EuiBreakpointSize]?: number;
 };
 
 export type EuiBreadcrumb = CommonProps & {
diff --git a/src/components/button/button_content.tsx b/src/components/button/button_content.tsx
index 4f210b7fd48..c27ff045f3b 100644
--- a/src/components/button/button_content.tsx
+++ b/src/components/button/button_content.tsx
@@ -26,7 +26,7 @@ import { EuiIcon, IconType } from '../icon';
 export type ButtonContentIconSide = 'left' | 'right';
 
 const iconSideToClassNameMap: {
-  [side in ButtonContentIconSide]: string | null
+  [side in ButtonContentIconSide]: string | null;
 } = {
   left: null,
   right: 'euiButtonContent--iconRight',
@@ -50,9 +50,8 @@ export interface EuiButtonContentProps extends CommonProps {
   textProps?: HTMLAttributes<HTMLSpanElement> & CommonProps;
 }
 
-export const EuiButtonContent: FunctionComponent<
-  EuiButtonContentType & EuiButtonContentProps
-> = ({
+export const EuiButtonContent: FunctionComponent<EuiButtonContentType &
+  EuiButtonContentProps> = ({
   children,
   textProps,
   isLoading = false,
diff --git a/src/components/button/button_empty/button_empty.tsx b/src/components/button/button_empty/button_empty.tsx
index cc72e2caa59..d87cc53ff6f 100644
--- a/src/components/button/button_empty/button_empty.tsx
+++ b/src/components/button/button_empty/button_empty.tsx
@@ -179,7 +179,7 @@ export const EuiButtonEmpty: FunctionComponent<EuiButtonEmptyProps> = ({
         target={target}
         rel={secureRel}
         ref={buttonRef}
-        {...rest as EuiButtonEmptyPropsForAnchor}>
+        {...(rest as EuiButtonEmptyPropsForAnchor)}>
         {innerNode}
       </a>
     );
@@ -191,7 +191,7 @@ export const EuiButtonEmpty: FunctionComponent<EuiButtonEmptyProps> = ({
       className={classes}
       type={type}
       ref={buttonRef}
-      {...rest as EuiButtonEmptyPropsForButton}>
+      {...(rest as EuiButtonEmptyPropsForButton)}>
       {innerNode}
     </button>
   );
diff --git a/src/components/button/button_icon/button_icon.tsx b/src/components/button/button_icon/button_icon.tsx
index 25ca5861d9a..e3a6174da94 100644
--- a/src/components/button/button_icon/button_icon.tsx
+++ b/src/components/button/button_icon/button_icon.tsx
@@ -145,7 +145,7 @@ export const EuiButtonIcon: FunctionComponent<Props> = ({
         target={target}
         rel={secureRel}
         ref={buttonRef as Ref<HTMLAnchorElement>}
-        {...rest as AnchorHTMLAttributes<HTMLAnchorElement>}>
+        {...(rest as AnchorHTMLAttributes<HTMLAnchorElement>)}>
         {buttonIcon}
       </a>
     );
@@ -159,7 +159,7 @@ export const EuiButtonIcon: FunctionComponent<Props> = ({
       className={classes}
       type={type as typeof buttonType}
       ref={buttonRef as Ref<HTMLButtonElement>}
-      {...rest as ButtonHTMLAttributes<HTMLButtonElement>}>
+      {...(rest as ButtonHTMLAttributes<HTMLButtonElement>)}>
       {buttonIcon}
     </button>
   );
diff --git a/src/components/button/button_toggle/button_toggle.tsx b/src/components/button/button_toggle/button_toggle.tsx
index 90a5dc3c52c..ac995590a8c 100644
--- a/src/components/button/button_toggle/button_toggle.tsx
+++ b/src/components/button/button_toggle/button_toggle.tsx
@@ -144,10 +144,10 @@ export const EuiButtonToggle: FunctionComponent<Props> = ({
         color={color}
         disabled={isDisabled}
         size={isIconOnly ? 's' : undefined} // only force small if it's the icon only version
-        {...rest as Extract<
+        {...(rest as Extract<
           EuiButtonTogglePropsForAnchor,
           EuiButtonTogglePropsForButtonToggle
-        >}>
+        >)}>
         {buttonContent}
       </EuiButton>
     </EuiToggle>
diff --git a/src/components/card/card.tsx b/src/components/card/card.tsx
index 7a680d30741..5f36af10f0c 100644
--- a/src/components/card/card.tsx
+++ b/src/components/card/card.tsx
@@ -163,7 +163,7 @@ export type EuiCardProps = Omit<CommonProps, 'aria-label'> & {
 };
 
 const paddingSizeToClassNameMap: {
-  [paddingSize in CardPaddingSize]: string
+  [paddingSize in CardPaddingSize]: string;
 } = {
   none: 'euiCard--paddingNone',
   s: 'euiCard--paddingSmall',
diff --git a/src/components/card/checkable_card/checkable_card.tsx b/src/components/card/checkable_card/checkable_card.tsx
index 199f0dffd19..a66a6730e30 100644
--- a/src/components/card/checkable_card/checkable_card.tsx
+++ b/src/components/card/checkable_card/checkable_card.tsx
@@ -75,7 +75,7 @@ export const EuiCheckableCard: FunctionComponent<EuiCheckableCardProps> = ({
       <EuiRadio
         checked={checked}
         disabled={disabled}
-        {...rest as EuiRadioProps}
+        {...(rest as EuiRadioProps)}
       />
     );
   } else {
diff --git a/src/components/collapsible_nav/collapsible_nav_group/collapsible_nav_group.tsx b/src/components/collapsible_nav/collapsible_nav_group/collapsible_nav_group.tsx
index f21d27cc525..cd884e5e6ca 100644
--- a/src/components/collapsible_nav/collapsible_nav_group/collapsible_nav_group.tsx
+++ b/src/components/collapsible_nav/collapsible_nav_group/collapsible_nav_group.tsx
@@ -110,9 +110,7 @@ export type EuiCollapsibleNavGroupProps = ExclusiveUnion<
   GroupAsDiv
 >;
 
-export const EuiCollapsibleNavGroup: FunctionComponent<
-  EuiCollapsibleNavGroupProps
-> = ({
+export const EuiCollapsibleNavGroup: FunctionComponent<EuiCollapsibleNavGroupProps> = ({
   className,
   children,
   id,
diff --git a/src/components/color_picker/color_palette_picker/color_palette_picker.tsx b/src/components/color_picker/color_palette_picker/color_palette_picker.tsx
index 2e9044a2790..0a036c14f1f 100644
--- a/src/components/color_picker/color_palette_picker/color_palette_picker.tsx
+++ b/src/components/color_picker/color_palette_picker/color_palette_picker.tsx
@@ -108,9 +108,9 @@ export type EuiColorPalettePickerProps<T extends string> = CommonProps &
     palettes: EuiColorPalettePickerPaletteProps[];
   };
 
-export const EuiColorPalettePicker: FunctionComponent<
-  EuiColorPalettePickerProps<string>
-> = ({
+export const EuiColorPalettePicker: FunctionComponent<EuiColorPalettePickerProps<
+  string
+>> = ({
   className,
   compressed = false,
   disabled,
diff --git a/src/components/color_picker/color_stops/color_stops.tsx b/src/components/color_picker/color_stops/color_stops.tsx
index 79cc179f018..1580743044c 100644
--- a/src/components/color_picker/color_stops/color_stops.tsx
+++ b/src/components/color_picker/color_stops/color_stops.tsx
@@ -423,9 +423,7 @@ export const EuiColorStops: FunctionComponent<EuiColorStopsProps> = ({
     const color = getChromaColor(colorStop.color, showAlpha);
     const rgba = color ? color.css() : 'currentColor';
     if (index === 0) {
-      return `currentColor, currentColor ${positions[index]}%, ${rgba} ${
-        positions[index]
-      }%`;
+      return `currentColor, currentColor ${positions[index]}%, ${rgba} ${positions[index]}%`;
     }
     return `${rgba} ${positions[index]}%`;
   };
diff --git a/src/components/color_picker/color_stops/utils.test.ts b/src/components/color_picker/color_stops/utils.test.ts
index 3c0a5437f0c..677f40c630e 100644
--- a/src/components/color_picker/color_stops/utils.test.ts
+++ b/src/components/color_picker/color_stops/utils.test.ts
@@ -74,7 +74,10 @@ describe('addStop', () => {
   test('Should add stop below the max if max is taken', () => {
     expect(
       addStop(
-        [{ stop: 0, color: '#FF0000' }, { stop: 100, color: '#FF0000' }],
+        [
+          { stop: 0, color: '#FF0000' },
+          { stop: 100, color: '#FF0000' },
+        ],
         '#FF0000',
         100
       )
diff --git a/src/components/color_picker/utils.ts b/src/components/color_picker/utils.ts
index 11e1c6d4403..065e6397c20 100644
--- a/src/components/color_picker/utils.ts
+++ b/src/components/color_picker/utils.ts
@@ -172,9 +172,7 @@ export const getLinearGradient = (palette: string[] | ColorStop[]) => {
   if (paletteHasStops) {
     const paletteColorStop = palette as ColorStop[];
 
-    linearGradient = `linear-gradient(to right, ${
-      paletteColorStop[0].color
-    } 0%,`;
+    linearGradient = `linear-gradient(to right, ${paletteColorStop[0].color} 0%,`;
 
     const decimal = 100 / paletteColorStop[paletteColorStop.length - 1].stop;
 
diff --git a/src/components/combo_box/combo_box.tsx b/src/components/combo_box/combo_box.tsx
index 9ab682c9061..3d164112be5 100644
--- a/src/components/combo_box/combo_box.tsx
+++ b/src/components/combo_box/combo_box.tsx
@@ -567,9 +567,9 @@ export class EuiComboBox<T> extends Component<
       this.closeList();
 
       if (this.props.onBlur) {
-        this.props.onBlur((event as unknown) as React.FocusEvent<
-          HTMLDivElement
-        >);
+        this.props.onBlur(
+          (event as unknown) as React.FocusEvent<HTMLDivElement>
+        );
       }
       this.setState({ hasFocus: false });
 
diff --git a/src/components/combo_box/combo_box_options_list/combo_box_options_list.tsx b/src/components/combo_box/combo_box_options_list/combo_box_options_list.tsx
index 1f6aaf0953d..297d23a35d0 100644
--- a/src/components/combo_box/combo_box_options_list/combo_box_options_list.tsx
+++ b/src/components/combo_box/combo_box_options_list/combo_box_options_list.tsx
@@ -55,7 +55,7 @@ import { CommonProps } from '../../common';
 import { EuiBadge } from '../../badge/';
 
 const positionToClassNameMap: {
-  [position in EuiComboBoxOptionsListPosition]: string
+  [position in EuiComboBoxOptionsListPosition]: string;
 } = {
   top: 'euiComboBoxOptionsList--top',
   bottom: 'euiComboBoxOptionsList--bottom',
diff --git a/src/components/common.ts b/src/components/common.ts
index dbeb93bcb73..dc48900d686 100644
--- a/src/components/common.ts
+++ b/src/components/common.ts
@@ -160,13 +160,13 @@ React.FunctionComponent<ExclusiveUnion<Spanlike, Buttonlike>>
  * returns { 'four': never, 'five': never }
  */
 export type DisambiguateSet<T, U> = {
-  [P in Exclude<keyof T, keyof U>]?: never
+  [P in Exclude<keyof T, keyof U>]?: never;
 };
 
 /**
  * Allow either T or U, preventing any additional keys of the other type from being present
  */
-export type ExclusiveUnion<T, U> = (T | U) extends object // if there are any shared keys between T and U
+export type ExclusiveUnion<T, U> = T | U extends object // if there are any shared keys between T and U
   ? (DisambiguateSet<T, U> & U) | (DisambiguateSet<U, T> & T) // otherwise the TS union is already unique
   : T | U;
 
@@ -201,5 +201,5 @@ export type RecursivePartial<T> = {
     ? Array<RecursivePartial<U>>
     : T[P] extends object
     ? RecursivePartial<T[P]>
-    : T[P]
+    : T[P];
 };
diff --git a/src/components/context_menu/context_menu_item.tsx b/src/components/context_menu/context_menu_item.tsx
index 38de06f2d70..294b9381a5c 100644
--- a/src/components/context_menu/context_menu_item.tsx
+++ b/src/components/context_menu/context_menu_item.tsx
@@ -70,7 +70,7 @@ type Props = CommonProps &
   EuiContextMenuItemProps;
 
 const layoutAlignToClassNames: {
-  [align in EuiContextMenuItemLayoutAlignment]: string | null
+  [align in EuiContextMenuItemLayoutAlignment]: string | null;
 } = {
   center: null,
   top: 'euiContextMenu__itemLayout--top',
@@ -154,7 +154,7 @@ export class EuiContextMenuItem extends Component<Props> {
           target={target}
           rel={secureRel}
           ref={buttonRef as Ref<HTMLAnchorElement>}
-          {...rest as AnchorHTMLAttributes<HTMLAnchorElement>}>
+          {...(rest as AnchorHTMLAttributes<HTMLAnchorElement>)}>
           {buttonInner}
         </a>
       );
diff --git a/src/components/control_bar/control_bar.tsx b/src/components/control_bar/control_bar.tsx
index 08834fcb319..4e7e7ddb819 100644
--- a/src/components/control_bar/control_bar.tsx
+++ b/src/components/control_bar/control_bar.tsx
@@ -349,7 +349,7 @@ export class EuiControlBar extends Component<
               onClick={onClick}
               href={href}
               color={color as EuiButtonIconProps['color']}
-              {...rest as IconButtonControlType}
+              {...(rest as IconButtonControlType)}
               size="s"
             />
           ) : (
diff --git a/src/components/datagrid/column_sorting_draggable.tsx b/src/components/datagrid/column_sorting_draggable.tsx
index cfafdf7dba8..92631a62396 100644
--- a/src/components/datagrid/column_sorting_draggable.tsx
+++ b/src/components/datagrid/column_sorting_draggable.tsx
@@ -46,9 +46,7 @@ export interface EuiDataGridColumnSortingDraggableProps {
   display: string;
 }
 
-export const EuiDataGridColumnSortingDraggable: FunctionComponent<
-  EuiDataGridColumnSortingDraggableProps
-> = ({
+export const EuiDataGridColumnSortingDraggable: FunctionComponent<EuiDataGridColumnSortingDraggableProps> = ({
   id,
   display,
   direction,
diff --git a/src/components/datagrid/data_grid.test.tsx b/src/components/datagrid/data_grid.test.tsx
index fd14628490b..0c20f7ddbd8 100644
--- a/src/components/datagrid/data_grid.test.tsx
+++ b/src/components/datagrid/data_grid.test.tsx
@@ -1182,9 +1182,9 @@ Array [
       findTestSubject(component, 'tablePaginationPopoverButton').simulate(
         'click'
       );
-      const rowButtons: NodeListOf<
-        HTMLButtonElement
-      > = document.body.querySelectorAll('.euiContextMenuItem');
+      const rowButtons: NodeListOf<HTMLButtonElement> = document.body.querySelectorAll(
+        '.euiContextMenuItem'
+      );
       expect(
         Array.prototype.map.call(
           rowButtons,
diff --git a/src/components/datagrid/data_grid.tsx b/src/components/datagrid/data_grid.tsx
index aae3cca8702..f10e4a5f8e5 100644
--- a/src/components/datagrid/data_grid.tsx
+++ b/src/components/datagrid/data_grid.tsx
@@ -168,7 +168,7 @@ const headerToClassMap: { [header in EuiDataGridStyleHeader]: string } = {
 };
 
 const rowHoverToClassMap: {
-  [rowHighlight in EuiDataGridStyleRowHover]: string
+  [rowHighlight in EuiDataGridStyleRowHover]: string;
 } = {
   highlight: 'euiDataGrid--rowHoverHighlight',
   none: '',
@@ -181,7 +181,7 @@ const bordersToClassMap: { [border in EuiDataGridStyleBorders]: string } = {
 };
 
 const cellPaddingsToClassMap: {
-  [cellPaddings in EuiDataGridStyleCellPaddings]: string
+  [cellPaddings in EuiDataGridStyleCellPaddings]: string;
 } = {
   s: 'euiDataGrid--paddingSmall',
   m: '',
@@ -993,9 +993,7 @@ export const EuiDataGrid: FunctionComponent<EuiDataGridProps> = props => {
                                       rowCount={
                                         inMemory.level === 'enhancements'
                                           ? // if `inMemory.level === enhancements` then we can only be sure the pagination's pageSize is available in memory
-                                            (pagination &&
-                                              pagination.pageSize) ||
-                                            rowCount
+                                            pagination?.pageSize || rowCount
                                           : // otherwise, all of the data is present and usable
                                             rowCount
                                       }
diff --git a/src/components/datagrid/data_grid_body.tsx b/src/components/datagrid/data_grid_body.tsx
index 33912fa02ba..c3e80e1b4dc 100644
--- a/src/components/datagrid/data_grid_body.tsx
+++ b/src/components/datagrid/data_grid_body.tsx
@@ -60,9 +60,11 @@ export interface EuiDataGridBodyProps {
   sorting?: EuiDataGridSorting;
 }
 
-const defaultComparator: NonNullable<
-  EuiDataGridSchemaDetector['comparator']
-> = (a, b, direction) => {
+const defaultComparator: NonNullable<EuiDataGridSchemaDetector['comparator']> = (
+  a,
+  b,
+  direction
+) => {
   if (a < b) return direction === 'asc' ? -1 : 1;
   if (a > b) return direction === 'asc' ? 1 : -1;
   return 0;
@@ -89,9 +91,7 @@ const providedPopoverContents: EuiDataGridPopoverContents = {
   },
 };
 
-export const EuiDataGridBody: FunctionComponent<
-  EuiDataGridBodyProps
-> = props => {
+export const EuiDataGridBody: FunctionComponent<EuiDataGridBodyProps> = props => {
   const {
     columnWidths,
     defaultColumnWidth,
@@ -130,8 +130,7 @@ export const EuiDataGridBody: FunctionComponent<
     const rowMap: { [key: number]: number } = {};
 
     if (
-      inMemory &&
-      inMemory.level === 'sorting' &&
+      inMemory?.level === 'sorting' &&
       sorting != null &&
       sorting.columns.length > 0
     ) {
diff --git a/src/components/datagrid/data_grid_cell.tsx b/src/components/datagrid/data_grid_cell.tsx
index 404d99b9d3c..a764e6975c3 100644
--- a/src/components/datagrid/data_grid_cell.tsx
+++ b/src/components/datagrid/data_grid_cell.tsx
@@ -102,12 +102,10 @@ export type EuiDataGridCellValueProps = Omit<
   'width' | 'isFocused' | 'interactiveCellId' | 'onCellFocus' | 'popoverContent'
 >;
 
-const EuiDataGridCellContent: FunctionComponent<
-  EuiDataGridCellValueProps & {
-    setCellProps: EuiDataGridCellValueElementProps['setCellProps'];
-    isExpanded: boolean;
-  }
-> = memo(props => {
+const EuiDataGridCellContent: FunctionComponent<EuiDataGridCellValueProps & {
+  setCellProps: EuiDataGridCellValueElementProps['setCellProps'];
+  isExpanded: boolean;
+}> = memo(props => {
   const { renderCellValue, ...rest } = props;
 
   // React is more permissible than the TS types indicate
diff --git a/src/components/datagrid/data_grid_control_header_cell.tsx b/src/components/datagrid/data_grid_control_header_cell.tsx
index 8653c273905..3c4288b3704 100644
--- a/src/components/datagrid/data_grid_control_header_cell.tsx
+++ b/src/components/datagrid/data_grid_control_header_cell.tsx
@@ -36,9 +36,7 @@ export interface EuiDataGridControlHeaderRowProps {
   className?: string;
 }
 
-export const EuiDataGridControlHeaderCell: FunctionComponent<
-  EuiDataGridControlHeaderRowProps
-> = props => {
+export const EuiDataGridControlHeaderCell: FunctionComponent<EuiDataGridControlHeaderRowProps> = props => {
   const {
     controlColumn,
     index,
@@ -72,9 +70,7 @@ export const EuiDataGridControlHeaderCell: FunctionComponent<
         const tababbles = tabbable(headerRef.current!);
         if (tababbles.length > 1) {
           console.warn(
-            `EuiDataGridHeaderCell expects at most 1 tabbable element, ${
-              tababbles.length
-            } found instead`
+            `EuiDataGridHeaderCell expects at most 1 tabbable element, ${tababbles.length} found instead`
           );
         }
         for (let i = 0; i < tababbles.length; i++) {
diff --git a/src/components/datagrid/data_grid_header_cell.tsx b/src/components/datagrid/data_grid_header_cell.tsx
index 22c446d0150..f9893946719 100644
--- a/src/components/datagrid/data_grid_header_cell.tsx
+++ b/src/components/datagrid/data_grid_header_cell.tsx
@@ -45,9 +45,7 @@ export interface EuiDataGridHeaderCellProps
   className?: string;
 }
 
-export const EuiDataGridHeaderCell: FunctionComponent<
-  EuiDataGridHeaderCellProps
-> = props => {
+export const EuiDataGridHeaderCell: FunctionComponent<EuiDataGridHeaderCellProps> = props => {
   const {
     column,
     index,
@@ -127,9 +125,7 @@ export const EuiDataGridHeaderCell: FunctionComponent<
       const tababbles = tabbable(headerRef.current);
       if (tababbles.length > 1) {
         console.warn(
-          `EuiDataGridHeaderCell expects at most 1 tabbable element, ${
-            tababbles.length
-          } found instead`
+          `EuiDataGridHeaderCell expects at most 1 tabbable element, ${tababbles.length} found instead`
         );
       }
       for (let i = 0; i < tababbles.length; i++) {
diff --git a/src/components/datagrid/data_grid_inmemory_renderer.tsx b/src/components/datagrid/data_grid_inmemory_renderer.tsx
index a1b54ca059b..84ca9333d02 100644
--- a/src/components/datagrid/data_grid_inmemory_renderer.tsx
+++ b/src/components/datagrid/data_grid_inmemory_renderer.tsx
@@ -52,9 +52,13 @@ function getElementText(element: HTMLElement) {
       element.textContent || undefined;
 }
 
-export const EuiDataGridInMemoryRenderer: FunctionComponent<
-  EuiDataGridInMemoryRendererProps
-> = ({ inMemory, columns, rowCount, renderCellValue, onCellRender }) => {
+export const EuiDataGridInMemoryRenderer: FunctionComponent<EuiDataGridInMemoryRendererProps> = ({
+  inMemory,
+  columns,
+  rowCount,
+  renderCellValue,
+  onCellRender,
+}) => {
   const [documentFragment] = useState(() => document.createDocumentFragment());
 
   const cells = useMemo(() => {
diff --git a/src/components/datagrid/index.ts b/src/components/datagrid/index.ts
index 4b52c28e3c4..6ff40c756e8 100644
--- a/src/components/datagrid/index.ts
+++ b/src/components/datagrid/index.ts
@@ -17,9 +17,7 @@
  * under the License.
  */
 
-export {
-  EuiDataGridColumnSortingDraggableProps,
-} from './column_sorting_draggable';
+export { EuiDataGridColumnSortingDraggableProps } from './column_sorting_draggable';
 export { EuiDataGrid, EuiDataGridProps } from './data_grid';
 export { EuiDataGridBodyProps } from './data_grid_body';
 export {
@@ -31,12 +29,8 @@ export { EuiDataGridColumnResizerProps } from './data_grid_column_resizer';
 export { EuiDataGridDataRowProps } from './data_grid_data_row';
 export { EuiDataGridHeaderRowProps } from './data_grid_header_row';
 export { EuiDataGridHeaderCellProps } from './data_grid_header_cell';
-export {
-  EuiDataGridControlHeaderRowProps,
-} from './data_grid_control_header_cell';
-export {
-  EuiDataGridInMemoryRendererProps,
-} from './data_grid_inmemory_renderer';
+export { EuiDataGridControlHeaderRowProps } from './data_grid_control_header_cell';
+export { EuiDataGridInMemoryRendererProps } from './data_grid_inmemory_renderer';
 export {
   EuiDataGridSchema,
   EuiDataGridSchemaDetector,
diff --git a/src/components/date_picker/react-datepicker.d.ts b/src/components/date_picker/react-datepicker.d.ts
index 63b006d6b1f..4d201de6975 100644
--- a/src/components/date_picker/react-datepicker.d.ts
+++ b/src/components/date_picker/react-datepicker.d.ts
@@ -211,7 +211,5 @@ export interface ReactDatePickerProps {
   withPortal?: boolean;
   yearDropdownItemNumber?: number;
 }
-declare const ReactDatePicker: React.ClassicComponentClass<
-  ReactDatePickerProps
->;
+declare const ReactDatePicker: React.ClassicComponentClass<ReactDatePickerProps>;
 export default ReactDatePicker;
diff --git a/src/components/date_picker/super_date_picker/date_popover/date_popover_button.tsx b/src/components/date_picker/super_date_picker/date_popover/date_popover_button.tsx
index 12061f79046..d42a1ce391e 100644
--- a/src/components/date_picker/super_date_picker/date_popover/date_popover_button.tsx
+++ b/src/components/date_picker/super_date_picker/date_popover/date_popover_button.tsx
@@ -52,9 +52,7 @@ export interface EuiDatePopoverButtonProps {
   utcOffset?: number;
 }
 
-export const EuiDatePopoverButton: FunctionComponent<
-  EuiDatePopoverButtonProps
-> = props => {
+export const EuiDatePopoverButton: FunctionComponent<EuiDatePopoverButtonProps> = props => {
   const {
     position,
     isDisabled,
diff --git a/src/components/date_picker/super_date_picker/date_popover/date_popover_content.tsx b/src/components/date_picker/super_date_picker/date_popover/date_popover_content.tsx
index 4845e65b34d..d6743e9308a 100644
--- a/src/components/date_picker/super_date_picker/date_popover/date_popover_content.tsx
+++ b/src/components/date_picker/super_date_picker/date_popover/date_popover_content.tsx
@@ -45,9 +45,7 @@ export interface EuiDatePopoverContentProps {
   utcOffset?: number;
 }
 
-export const EuiDatePopoverContent: FunctionComponent<
-  EuiDatePopoverContentProps
-> = ({
+export const EuiDatePopoverContent: FunctionComponent<EuiDatePopoverContentProps> = ({
   value,
   roundUp = false,
   onChange,
diff --git a/src/components/date_picker/super_date_picker/quick_select_popover/commonly_used_time_ranges.tsx b/src/components/date_picker/super_date_picker/quick_select_popover/commonly_used_time_ranges.tsx
index 2c5cefe577d..7f857e24b96 100644
--- a/src/components/date_picker/super_date_picker/quick_select_popover/commonly_used_time_ranges.tsx
+++ b/src/components/date_picker/super_date_picker/quick_select_popover/commonly_used_time_ranges.tsx
@@ -33,9 +33,10 @@ export interface EuiCommonlyUsedTimeRangesProps {
   commonlyUsedRanges: DurationRange[];
 }
 
-export const EuiCommonlyUsedTimeRanges: FunctionComponent<
-  EuiCommonlyUsedTimeRangesProps
-> = ({ applyTime, commonlyUsedRanges }) => {
+export const EuiCommonlyUsedTimeRanges: FunctionComponent<EuiCommonlyUsedTimeRangesProps> = ({
+  applyTime,
+  commonlyUsedRanges,
+}) => {
   const legendId = generateId();
   const links = commonlyUsedRanges.map(({ start, end, label }) => {
     const applyCommonlyUsed = () => {
diff --git a/src/components/date_picker/super_date_picker/super_update_button.tsx b/src/components/date_picker/super_date_picker/super_update_button.tsx
index 0a3048b72f3..4564b8346bf 100644
--- a/src/components/date_picker/super_date_picker/super_update_button.tsx
+++ b/src/components/date_picker/super_date_picker/super_update_button.tsx
@@ -72,7 +72,7 @@ export class EuiSuperUpdateButton extends Component<EuiSuperUpdateButtonProps> {
       this.showTooltip();
       this.tooltipTimeout = (setTimeout(() => {
         this.hideTooltip();
-      }, 2000) as unknown) as (number | undefined);
+      }, 2000) as unknown) as number | undefined;
     }
   }
 
diff --git a/src/components/description_list/description_list.tsx b/src/components/description_list/description_list.tsx
index 3b2da3d6b1e..4223bce809c 100644
--- a/src/components/description_list/description_list.tsx
+++ b/src/components/description_list/description_list.tsx
@@ -84,9 +84,9 @@ const textStylesToClassNameMap = {
 
 export const TEXT_STYLES = keysOf(textStylesToClassNameMap);
 
-export const EuiDescriptionList: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLDListElement> & EuiDescriptionListProps
-> = ({
+export const EuiDescriptionList: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDListElement> &
+  EuiDescriptionListProps> = ({
   align = 'left',
   children,
   className,
diff --git a/src/components/description_list/description_list_description.tsx b/src/components/description_list/description_list_description.tsx
index 1638d6662ce..a85a1b8a0b5 100644
--- a/src/components/description_list/description_list_description.tsx
+++ b/src/components/description_list/description_list_description.tsx
@@ -21,9 +21,8 @@ import React, { HTMLAttributes, FunctionComponent } from 'react';
 import classNames from 'classnames';
 import { CommonProps } from '../common';
 
-export const EuiDescriptionListDescription: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLElement>
-> = ({ children, className, ...rest }) => {
+export const EuiDescriptionListDescription: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLElement>> = ({ children, className, ...rest }) => {
   const classes = classNames('euiDescriptionList__description', className);
 
   return (
diff --git a/src/components/description_list/description_list_title.tsx b/src/components/description_list/description_list_title.tsx
index 21aa935610b..12b2af3238a 100644
--- a/src/components/description_list/description_list_title.tsx
+++ b/src/components/description_list/description_list_title.tsx
@@ -21,9 +21,8 @@ import React, { HTMLAttributes, FunctionComponent } from 'react';
 import classNames from 'classnames';
 import { CommonProps } from '../common';
 
-export const EuiDescriptionListTitle: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLElement>
-> = ({ children, className, ...rest }) => {
+export const EuiDescriptionListTitle: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLElement>> = ({ children, className, ...rest }) => {
   const classes = classNames('euiDescriptionList__title', className);
 
   return (
diff --git a/src/components/drag_and_drop/draggable.tsx b/src/components/drag_and_drop/draggable.tsx
index 4150ac3144e..774845b956a 100644
--- a/src/components/drag_and_drop/draggable.tsx
+++ b/src/components/drag_and_drop/draggable.tsx
@@ -118,12 +118,11 @@ export const EuiDraggable: FunctionComponent<EuiDraggableProps> = ({
                 ),
               })}
             </div>
-            {cloneItems &&
-              (snapshot.isDragging && (
-                <div className={classNames(classes, 'euiDraggable--clone')}>
-                  {DraggableElement}
-                </div>
-              ))}
+            {cloneItems && snapshot.isDragging && (
+              <div className={classNames(classes, 'euiDraggable--clone')}>
+                {DraggableElement}
+              </div>
+            )}
           </Fragment>
         );
       }}
diff --git a/src/components/expression/expression.tsx b/src/components/expression/expression.tsx
index b0d15d056bc..69869177ed1 100644
--- a/src/components/expression/expression.tsx
+++ b/src/components/expression/expression.tsx
@@ -105,9 +105,10 @@ type Buttonlike = EuiExpressionProps &
 
 type Spanlike = EuiExpressionProps & HTMLAttributes<HTMLSpanElement>;
 
-export const EuiExpression: React.FunctionComponent<
-  ExclusiveUnion<Buttonlike, Spanlike>
-> = ({
+export const EuiExpression: React.FunctionComponent<ExclusiveUnion<
+  Buttonlike,
+  Spanlike
+>> = ({
   className,
   description,
   descriptionProps,
diff --git a/src/components/facet/facet_button.tsx b/src/components/facet/facet_button.tsx
index 047b6e5e4b9..104a9399029 100644
--- a/src/components/facet/facet_button.tsx
+++ b/src/components/facet/facet_button.tsx
@@ -57,9 +57,9 @@ export interface EuiFacetButtonProps {
   quantity?: number;
 }
 
-export const EuiFacetButton: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLButtonElement> & EuiFacetButtonProps
-> = ({
+export const EuiFacetButton: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLButtonElement> &
+  EuiFacetButtonProps> = ({
   children,
   className,
   icon,
diff --git a/src/components/facet/facet_group.tsx b/src/components/facet/facet_group.tsx
index 3a5f453e0de..cc9764d647e 100644
--- a/src/components/facet/facet_group.tsx
+++ b/src/components/facet/facet_group.tsx
@@ -35,7 +35,7 @@ export const LAYOUTS = keysOf(layoutToClassNameMap);
 type FacetGroupGutterSize = 'none' | 's' | 'm' | 'l';
 
 const gutterSizeToClassNameMap: {
-  [gutterSize in FacetGroupGutterSize]: string
+  [gutterSize in FacetGroupGutterSize]: string;
 } = {
   none: 'euiFacetGroup--gutterNone',
   s: 'euiFacetGroup--gutterSmall',
diff --git a/src/components/flex/flex_grid.tsx b/src/components/flex/flex_grid.tsx
index 2ace3242967..b8e6202ff46 100644
--- a/src/components/flex/flex_grid.tsx
+++ b/src/components/flex/flex_grid.tsx
@@ -79,13 +79,13 @@ const columnsToClassNameMap = {
   4: 'euiFlexGrid--fourths',
 };
 
-export const COLUMNS = Object.keys(columnsToClassNameMap).map(
-  (columns: string) => parseInt(columns, 10)
-) as FlexGridColumns[];
+export const COLUMNS = Object.keys(
+  columnsToClassNameMap
+).map((columns: string) => parseInt(columns, 10)) as FlexGridColumns[];
 
-export const EuiFlexGrid: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLDivElement> & EuiFlexGridProps
-> = ({
+export const EuiFlexGrid: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDivElement> &
+  EuiFlexGridProps> = ({
   children,
   className,
   gutterSize = 'l',
diff --git a/src/components/flex/flex_group.tsx b/src/components/flex/flex_group.tsx
index 39d845de873..f009ae2b65a 100644
--- a/src/components/flex/flex_group.tsx
+++ b/src/components/flex/flex_group.tsx
@@ -129,14 +129,14 @@ const EuiFlexGroup = React.forwardRef<
       <span
         className={classes}
         ref={ref as Ref<HTMLSpanElement>}
-        {...rest as HTMLAttributes<HTMLSpanElement>}>
+        {...(rest as HTMLAttributes<HTMLSpanElement>)}>
         {children}
       </span>
     ) : (
       <div
         className={classes}
         ref={ref as Ref<HTMLDivElement>}
-        {...rest as HTMLAttributes<HTMLDivElement>}>
+        {...(rest as HTMLAttributes<HTMLDivElement>)}>
         {children}
       </div>
     );
diff --git a/src/components/flex/flex_item.tsx b/src/components/flex/flex_item.tsx
index 77a03d13584..3f6294a87ee 100644
--- a/src/components/flex/flex_item.tsx
+++ b/src/components/flex/flex_item.tsx
@@ -43,11 +43,9 @@ export interface EuiFlexItemProps {
 
 export const GROW_SIZES: FlexItemGrowSize[] = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
 
-export const EuiFlexItem: FunctionComponent<
-  CommonProps &
-    HTMLAttributes<HTMLDivElement | HTMLSpanElement> &
-    EuiFlexItemProps
-> = ({
+export const EuiFlexItem: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDivElement | HTMLSpanElement> &
+  EuiFlexItemProps> = ({
   children,
   className,
   grow = true,
diff --git a/src/components/form/checkbox/checkbox_group.test.tsx b/src/components/form/checkbox/checkbox_group.test.tsx
index 75b7226ec77..fbd1c1fc2b0 100644
--- a/src/components/form/checkbox/checkbox_group.test.tsx
+++ b/src/components/form/checkbox/checkbox_group.test.tsx
@@ -48,7 +48,10 @@ describe('EuiCheckboxGroup (mocked checkbox)', () => {
     const component = render(
       <EuiCheckboxGroup
         {...checkboxGroupRequiredProps}
-        options={[{ id: '1', label: 'kibana' }, { id: '2', label: 'elastic' }]}
+        options={[
+          { id: '1', label: 'kibana' },
+          { id: '2', label: 'elastic' },
+        ]}
       />
     );
 
@@ -59,7 +62,10 @@ describe('EuiCheckboxGroup (mocked checkbox)', () => {
     const component = render(
       <EuiCheckboxGroup
         {...checkboxGroupRequiredProps}
-        options={[{ id: '1', label: 'kibana' }, { id: '2', label: 'elastic' }]}
+        options={[
+          { id: '1', label: 'kibana' },
+          { id: '2', label: 'elastic' },
+        ]}
         idToSelectedMap={{
           '1': true,
           '2': false,
@@ -74,7 +80,10 @@ describe('EuiCheckboxGroup (mocked checkbox)', () => {
     const component = render(
       <EuiCheckboxGroup
         {...checkboxGroupRequiredProps}
-        options={[{ id: '1', label: 'kibana' }, { id: '2', label: 'elastic' }]}
+        options={[
+          { id: '1', label: 'kibana' },
+          { id: '2', label: 'elastic' },
+        ]}
         idToSelectedMap={{
           '1': true,
           '2': false,
diff --git a/src/components/form/checkbox/checkbox_group.tsx b/src/components/form/checkbox/checkbox_group.tsx
index 33d1d31b4e6..664544d0b49 100644
--- a/src/components/form/checkbox/checkbox_group.tsx
+++ b/src/components/form/checkbox/checkbox_group.tsx
@@ -98,14 +98,14 @@ export const EuiCheckboxGroup: FunctionComponent<EuiCheckboxGroupProps> = ({
       <EuiFormFieldset
         className={className}
         legend={legend}
-        {...rest as EuiFormFieldsetProps}>
+        {...(rest as EuiFormFieldsetProps)}>
         {checkboxes}
       </EuiFormFieldset>
     );
   }
 
   return (
-    <div className={className} {...rest as HTMLAttributes<HTMLDivElement>}>
+    <div className={className} {...(rest as HTMLAttributes<HTMLDivElement>)}>
       {checkboxes}
     </div>
   );
diff --git a/src/components/form/described_form_group/described_form_group.tsx b/src/components/form/described_form_group/described_form_group.tsx
index 6d597d7881b..7b71a095bed 100644
--- a/src/components/form/described_form_group/described_form_group.tsx
+++ b/src/components/form/described_form_group/described_form_group.tsx
@@ -70,9 +70,7 @@ export type EuiDescribedFormGroupProps = CommonProps &
     fieldFlexItemProps?: PropsOf<typeof EuiFlexItem>;
   };
 
-export const EuiDescribedFormGroup: React.FunctionComponent<
-  EuiDescribedFormGroupProps
-> = ({
+export const EuiDescribedFormGroup: React.FunctionComponent<EuiDescribedFormGroupProps> = ({
   children,
   className,
   gutterSize = 'l',
diff --git a/src/components/form/form.tsx b/src/components/form/form.tsx
index afa79dadb39..58c194cbd7d 100644
--- a/src/components/form/form.tsx
+++ b/src/components/form/form.tsx
@@ -93,7 +93,7 @@ export const EuiForm: FunctionComponent<EuiFormProps> = ({
   const Element = component;
 
   return (
-    <Element className={classes} {...rest as HTMLAttributes<HTMLElement>}>
+    <Element className={classes} {...(rest as HTMLAttributes<HTMLElement>)}>
       {optionalErrorAlert}
       {children}
     </Element>
diff --git a/src/components/form/form_control_layout/form_control_layout_clear_button.tsx b/src/components/form/form_control_layout/form_control_layout_clear_button.tsx
index af176b5c53e..3f74c5946b9 100644
--- a/src/components/form/form_control_layout/form_control_layout_clear_button.tsx
+++ b/src/components/form/form_control_layout/form_control_layout_clear_button.tsx
@@ -27,9 +27,11 @@ import { EuiI18n } from '../../i18n';
 export type EuiFormControlLayoutClearButtonProps = CommonProps &
   ButtonHTMLAttributes<HTMLButtonElement>;
 
-export const EuiFormControlLayoutClearButton: FunctionComponent<
-  EuiFormControlLayoutClearButtonProps
-> = ({ className, onClick, ...rest }) => {
+export const EuiFormControlLayoutClearButton: FunctionComponent<EuiFormControlLayoutClearButtonProps> = ({
+  className,
+  onClick,
+  ...rest
+}) => {
   const classes = classNames('euiFormControlLayoutClearButton', className);
 
   return (
diff --git a/src/components/form/form_control_layout/form_control_layout_custom_icon.tsx b/src/components/form/form_control_layout/form_control_layout_custom_icon.tsx
index 0e6c4af1166..e3b6f5cd990 100644
--- a/src/components/form/form_control_layout/form_control_layout_custom_icon.tsx
+++ b/src/components/form/form_control_layout/form_control_layout_custom_icon.tsx
@@ -38,9 +38,13 @@ export type EuiFormControlLayoutCustomIconProps = CommonProps &
       | ((el: HTMLButtonElement | HTMLSpanElement | null) => void);
   };
 
-export const EuiFormControlLayoutCustomIcon: FunctionComponent<
-  EuiFormControlLayoutCustomIconProps
-> = ({ className, onClick, type, iconRef, ...rest }) => {
+export const EuiFormControlLayoutCustomIcon: FunctionComponent<EuiFormControlLayoutCustomIconProps> = ({
+  className,
+  onClick,
+  type,
+  iconRef,
+  ...rest
+}) => {
   const classes = classNames('euiFormControlLayoutCustomIcon', className, {
     'euiFormControlLayoutCustomIcon--clickable': onClick,
   });
diff --git a/src/components/form/form_control_layout/form_control_layout_delimited.tsx b/src/components/form/form_control_layout/form_control_layout_delimited.tsx
index cf96bc87613..21e8baa4564 100644
--- a/src/components/form/form_control_layout/form_control_layout_delimited.tsx
+++ b/src/components/form/form_control_layout/form_control_layout_delimited.tsx
@@ -50,9 +50,13 @@ export type EuiFormControlLayoutDelimitedProps = Partial<
   className?: string;
 };
 
-export const EuiFormControlLayoutDelimited: FunctionComponent<
-  EuiFormControlLayoutDelimitedProps
-> = ({ startControl, endControl, delimiter = '→', className, ...rest }) => {
+export const EuiFormControlLayoutDelimited: FunctionComponent<EuiFormControlLayoutDelimitedProps> = ({
+  startControl,
+  endControl,
+  delimiter = '→',
+  className,
+  ...rest
+}) => {
   const classes = classNames('euiFormControlLayoutDelimited', className);
 
   return (
diff --git a/src/components/form/form_label/form_label.tsx b/src/components/form/form_label/form_label.tsx
index 8c9087ce7c0..4ca7f9a8049 100644
--- a/src/components/form/form_label/form_label.tsx
+++ b/src/components/form/form_label/form_label.tsx
@@ -65,7 +65,7 @@ export const EuiFormLabel: FunctionComponent<EuiFormLabelProps> = ({
     return (
       <legend
         className={classes}
-        {...rest as HTMLAttributes<HTMLLegendElement>}>
+        {...(rest as HTMLAttributes<HTMLLegendElement>)}>
         {children}
       </legend>
     );
@@ -73,7 +73,7 @@ export const EuiFormLabel: FunctionComponent<EuiFormLabelProps> = ({
     return (
       <label
         className={classes}
-        {...rest as LabelHTMLAttributes<HTMLLabelElement>}>
+        {...(rest as LabelHTMLAttributes<HTMLLabelElement>)}>
         {children}
       </label>
     );
diff --git a/src/components/form/form_row/form_row.tsx b/src/components/form/form_row/form_row.tsx
index 25c9ca03ba3..19ddfda8f6b 100644
--- a/src/components/form/form_row/form_row.tsx
+++ b/src/components/form/form_row/form_row.tsx
@@ -327,11 +327,11 @@ export class EuiFormRow extends Component<EuiFormRowProps, EuiFormRowState> {
     return labelType === 'legend' ? (
       <fieldset
         {...sharedProps}
-        {...rest as HTMLAttributes<HTMLFieldSetElement>}>
+        {...(rest as HTMLAttributes<HTMLFieldSetElement>)}>
         {contents}
       </fieldset>
     ) : (
-      <div {...sharedProps} {...rest as HTMLAttributes<HTMLDivElement>}>
+      <div {...sharedProps} {...(rest as HTMLAttributes<HTMLDivElement>)}>
         {contents}
       </div>
     );
diff --git a/src/components/form/radio/radio_group.tsx b/src/components/form/radio/radio_group.tsx
index e63654a4b8c..507c70a865b 100644
--- a/src/components/form/radio/radio_group.tsx
+++ b/src/components/form/radio/radio_group.tsx
@@ -103,14 +103,14 @@ export const EuiRadioGroup: FunctionComponent<EuiRadioGroupProps> = ({
       <EuiFormFieldset
         className={className}
         legend={legend}
-        {...rest as EuiFormFieldsetProps}>
+        {...(rest as EuiFormFieldsetProps)}>
         {radios}
       </EuiFormFieldset>
     );
   }
 
   return (
-    <div className={className} {...rest as HTMLAttributes<HTMLDivElement>}>
+    <div className={className} {...(rest as HTMLAttributes<HTMLDivElement>)}>
       {radios}
     </div>
   );
diff --git a/src/components/form/range/dual_range.test.tsx b/src/components/form/range/dual_range.test.tsx
index 45aef2b69eb..346e170be09 100644
--- a/src/components/form/range/dual_range.test.tsx
+++ b/src/components/form/range/dual_range.test.tsx
@@ -98,7 +98,10 @@ describe('EuiDualRange', () => {
           {...props}
           value={[20, 100]}
           showTicks
-          ticks={[{ label: '20kb', value: 20 }, { label: '100kb', value: 100 }]}
+          ticks={[
+            { label: '20kb', value: 20 },
+            { label: '100kb', value: 100 },
+          ]}
         />
       );
 
diff --git a/src/components/form/range/range.test.tsx b/src/components/form/range/range.test.tsx
index 41d617d3e45..e526f9bb546 100644
--- a/src/components/form/range/range.test.tsx
+++ b/src/components/form/range/range.test.tsx
@@ -84,7 +84,10 @@ describe('EuiRange', () => {
         <EuiRange
           {...props}
           showTicks
-          ticks={[{ label: '20kb', value: 20 }, { label: '100kb', value: 100 }]}
+          ticks={[
+            { label: '20kb', value: 20 },
+            { label: '100kb', value: 100 },
+          ]}
         />
       );
 
diff --git a/src/components/form/range/range_thumb.tsx b/src/components/form/range/range_thumb.tsx
index 3ea95d375de..76afdfa7371 100644
--- a/src/components/form/range/range_thumb.tsx
+++ b/src/components/form/range/range_thumb.tsx
@@ -74,9 +74,9 @@ export const EuiRangeThumb: FunctionComponent<EuiRangeThumbProps> = ({
       onMouseDown={onMouseDown}
       disabled={disabled}
       {...commonAttrs}
-      {...rest as HTMLAttributes<HTMLButtonElement>}
+      {...(rest as HTMLAttributes<HTMLButtonElement>)}
     />
   ) : (
-    <div {...commonAttrs} {...rest as HTMLAttributes<HTMLDivElement>} />
+    <div {...commonAttrs} {...(rest as HTMLAttributes<HTMLDivElement>)} />
   );
 };
diff --git a/src/components/form/range/range_ticks.tsx b/src/components/form/range/range_ticks.tsx
index 0e744fed466..eb963f3e5cc 100644
--- a/src/components/form/range/range_ticks.tsx
+++ b/src/components/form/range/range_ticks.tsx
@@ -47,9 +47,10 @@ export type EuiRangeTicksProps = Omit<
   onChange?: MouseEventHandler<HTMLButtonElement>;
 };
 
-const EuiTickValue: FunctionComponent<
-  EuiRangeTicksProps & { tickValue: any; percentageWidth: number }
-> = ({
+const EuiTickValue: FunctionComponent<EuiRangeTicksProps & {
+  tickValue: any;
+  percentageWidth: number;
+}> = ({
   disabled,
   ticks,
   min,
diff --git a/src/components/form/range/range_track.tsx b/src/components/form/range/range_track.tsx
index d9c7934bda0..59bc8141e3e 100644
--- a/src/components/form/range/range_track.tsx
+++ b/src/components/form/range/range_track.tsx
@@ -47,16 +47,12 @@ export class EuiRangeTrack extends Component<EuiRangeTrackProps> {
   validateValueIsInStep = (value: number) => {
     if (value < this.props.min) {
       throw new Error(
-        `The value of ${value} is lower than the min value of ${
-          this.props.min
-        }.`
+        `The value of ${value} is lower than the min value of ${this.props.min}.`
       );
     }
     if (value > this.props.max) {
       throw new Error(
-        `The value of ${value} is higher than the max value of ${
-          this.props.max
-        }.`
+        `The value of ${value} is higher than the max value of ${this.props.max}.`
       );
     }
     // Error out if the value doesn't line up with the sequence of steps
@@ -67,9 +63,7 @@ export class EuiRangeTrack extends Component<EuiRangeTrackProps> {
       )
     ) {
       throw new Error(
-        `The value of ${value} is not included in the possible sequence provided by the step of ${
-          this.props.step
-        }.`
+        `The value of ${value} is not included in the possible sequence provided by the step of ${this.props.step}.`
       );
     }
     // Return the value if nothing fails
@@ -116,9 +110,7 @@ export class EuiRangeTrack extends Component<EuiRangeTrackProps> {
     // Error out if there are too many ticks to render
     if (ticks.length > 20) {
       throw new Error(
-        `The number of ticks to render is too high (${
-          ticks.length
-        }), reduce the interval.`
+        `The number of ticks to render is too high (${ticks.length}), reduce the interval.`
       );
     }
 
diff --git a/src/components/header/header_links/header_link.tsx b/src/components/header/header_links/header_link.tsx
index 882d27d0ec3..72a0effb5d3 100644
--- a/src/components/header/header_links/header_link.tsx
+++ b/src/components/header/header_links/header_link.tsx
@@ -47,5 +47,5 @@ export const EuiHeaderLink: FunctionComponent<EuiHeaderLinkProps> = ({
     color: isActive ? 'primary' : 'text',
   };
 
-  return <EuiButtonEmpty {...props as EuiButtonEmptyProps} />;
+  return <EuiButtonEmpty {...(props as EuiButtonEmptyProps)} />;
 };
diff --git a/src/components/header/header_section/header_section_item.tsx b/src/components/header/header_section/header_section_item.tsx
index ee4cb3ed62b..63195b57e35 100644
--- a/src/components/header/header_section/header_section_item.tsx
+++ b/src/components/header/header_section/header_section_item.tsx
@@ -39,9 +39,12 @@ export type EuiHeaderSectionItemProps = CommonProps & {
   children?: ReactNode;
 };
 
-export const EuiHeaderSectionItem: FunctionComponent<
-  EuiHeaderSectionItemProps
-> = ({ border = 'left', children, className, ...rest }) => {
+export const EuiHeaderSectionItem: FunctionComponent<EuiHeaderSectionItemProps> = ({
+  border = 'left',
+  children,
+  className,
+  ...rest
+}) => {
   const classes = classNames(
     'euiHeaderSectionItem',
     borderToClassNameMap[border],
diff --git a/src/components/horizontal_rule/horizontal_rule.tsx b/src/components/horizontal_rule/horizontal_rule.tsx
index 2ca681e17b3..c9bf997db9b 100644
--- a/src/components/horizontal_rule/horizontal_rule.tsx
+++ b/src/components/horizontal_rule/horizontal_rule.tsx
@@ -53,9 +53,14 @@ const marginToClassNameMap = {
 
 export const MARGINS = Object.keys(marginToClassNameMap);
 
-export const EuiHorizontalRule: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLHRElement> & EuiHorizontalRuleProps
-> = ({ className, size = 'full', margin = 'l', ...rest }) => {
+export const EuiHorizontalRule: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLHRElement> &
+  EuiHorizontalRuleProps> = ({
+  className,
+  size = 'full',
+  margin = 'l',
+  ...rest
+}) => {
   const classes = classNames(
     'euiHorizontalRule',
     sizeToClassNameMap[size],
diff --git a/src/components/i18n/i18n.tsx b/src/components/i18n/i18n.tsx
index 6f705cc86d7..1527a4c53cc 100644
--- a/src/components/i18n/i18n.tsx
+++ b/src/components/i18n/i18n.tsx
@@ -150,7 +150,9 @@ const EuiI18n = <
 // A single default could be a string, react child, or render function
 type DefaultRenderType<T, K extends Renderable<T>> = K extends ReactChild
   ? K
-  : (K extends () => infer RetValue ? RetValue : never);
+  : K extends () => infer RetValue
+  ? RetValue
+  : never;
 
 // An array with multiple defaults can only be an array of strings or elements
 type DefaultsRenderType<
diff --git a/src/components/icon/icon.tsx b/src/components/icon/icon.tsx
index 1e1391a263d..f43cef72e71 100644
--- a/src/components/icon/icon.tsx
+++ b/src/components/icon/icon.tsx
@@ -706,7 +706,7 @@ export class EuiIcon extends PureComponent<EuiIconProps, State> {
           src={icon}
           className={classes}
           tabIndex={tabIndex}
-          {...rest as HTMLAttributes<HTMLImageElement>}
+          {...(rest as HTMLAttributes<HTMLImageElement>)}
         />
       );
     } else {
diff --git a/src/components/inner_text/inner_text.tsx b/src/components/inner_text/inner_text.tsx
index 33bd4a02b07..982c180805a 100644
--- a/src/components/inner_text/inner_text.tsx
+++ b/src/components/inner_text/inner_text.tsx
@@ -29,7 +29,7 @@ type RefT = HTMLElement | Element | undefined | null;
 
 export function useInnerText(
   innerTextFallback?: string
-): [((node: RefT) => void), string | undefined] {
+): [(node: RefT) => void, string | undefined] {
   const [ref, setRef] = useState<RefT>(null);
   const [innerText, setInnerText] = useState(innerTextFallback);
 
diff --git a/src/components/key_pad_menu/key_pad_menu_item.tsx b/src/components/key_pad_menu/key_pad_menu_item.tsx
index fb57e697042..403a055e88e 100644
--- a/src/components/key_pad_menu/key_pad_menu_item.tsx
+++ b/src/components/key_pad_menu/key_pad_menu_item.tsx
@@ -133,8 +133,8 @@ export const EuiKeyPadMenuItem: FunctionComponent<EuiKeyPadMenuItemProps> = ({
   return (
     <Element
       className={classes}
-      {...relObj as HTMLAttributes<HTMLElement>}
-      {...rest as HTMLAttributes<HTMLElement>}>
+      {...(relObj as HTMLAttributes<HTMLElement>)}
+      {...(rest as HTMLAttributes<HTMLElement>)}>
       {renderContent(
         children,
         label,
diff --git a/src/components/link/link.tsx b/src/components/link/link.tsx
index e3a4276d09e..4298f0fe8fe 100644
--- a/src/components/link/link.tsx
+++ b/src/components/link/link.tsx
@@ -131,7 +131,7 @@ const EuiLink = React.forwardRef<
       return (
         <button
           ref={ref as React.Ref<HTMLButtonElement>}
-          {...buttonProps as EuiLinkButtonProps}>
+          {...(buttonProps as EuiLinkButtonProps)}>
           {children}
         </button>
       );
@@ -150,7 +150,7 @@ const EuiLink = React.forwardRef<
     return (
       <a
         ref={ref as React.Ref<HTMLAnchorElement>}
-        {...anchorProps as EuiLinkAnchorProps}>
+        {...(anchorProps as EuiLinkAnchorProps)}>
         {children}
         {externalLinkIcon}
       </a>
diff --git a/src/components/list_group/list_group_item.tsx b/src/components/list_group/list_group_item.tsx
index 6a838ac8839..3176a7ad064 100644
--- a/src/components/list_group/list_group_item.tsx
+++ b/src/components/list_group/list_group_item.tsx
@@ -241,7 +241,7 @@ export const EuiListGroupItem: FunctionComponent<EuiListGroupItemProps> = ({
         target={target}
         rel={secureRel}
         onClick={onClick as AnchorHTMLAttributes<HTMLAnchorElement>['onClick']}
-        {...rest as AnchorHTMLAttributes<HTMLAnchorElement>}>
+        {...(rest as AnchorHTMLAttributes<HTMLAnchorElement>)}>
         {iconNode}
         {labelContent}
       </a>
@@ -254,7 +254,7 @@ export const EuiListGroupItem: FunctionComponent<EuiListGroupItemProps> = ({
         disabled={isDisabled}
         onClick={onClick}
         ref={buttonRef}
-        {...rest as ButtonHTMLAttributes<HTMLButtonElement>}>
+        {...(rest as ButtonHTMLAttributes<HTMLButtonElement>)}>
         {iconNode}
         {labelContent}
       </button>
diff --git a/src/components/list_group/pinnable_list_group/pinnable_list_group.tsx b/src/components/list_group/pinnable_list_group/pinnable_list_group.tsx
index 5ea51da53bd..18e3a78bae8 100644
--- a/src/components/list_group/pinnable_list_group/pinnable_list_group.tsx
+++ b/src/components/list_group/pinnable_list_group/pinnable_list_group.tsx
@@ -80,9 +80,14 @@ export interface EuiPinnableListGroupProps
   unpinTitle?: (item: EuiPinnableListGroupItemProps) => string;
 }
 
-export const EuiPinnableListGroup: FunctionComponent<
-  EuiPinnableListGroupProps
-> = ({ className, listItems, pinTitle, unpinTitle, onPinClick, ...rest }) => {
+export const EuiPinnableListGroup: FunctionComponent<EuiPinnableListGroupProps> = ({
+  className,
+  listItems,
+  pinTitle,
+  unpinTitle,
+  onPinClick,
+  ...rest
+}) => {
   const classes = classNames('euiPinnableListGroup', className);
 
   // Alter listItems object with extra props
diff --git a/src/components/loading/loading_chart.tsx b/src/components/loading/loading_chart.tsx
index 26794657c18..ab564ea56c0 100644
--- a/src/components/loading/loading_chart.tsx
+++ b/src/components/loading/loading_chart.tsx
@@ -31,16 +31,14 @@ export const SIZES = keysOf(sizeToClassNameMap);
 
 export type EuiLoadingChartSize = keyof typeof sizeToClassNameMap;
 
-export const EuiLoadingChart: FunctionComponent<
-  CommonProps &
-    HTMLAttributes<HTMLDivElement> & {
-      /**
-       * Makes the loader animation black and white
-       */
-      mono?: boolean;
-      size?: EuiLoadingChartSize;
-    }
-> = ({ size = 'm', mono = false, className, ...rest }) => {
+export const EuiLoadingChart: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDivElement> & {
+    /**
+     * Makes the loader animation black and white
+     */
+    mono?: boolean;
+    size?: EuiLoadingChartSize;
+  }> = ({ size = 'm', mono = false, className, ...rest }) => {
   const classes = classNames(
     'euiLoadingChart',
     { 'euiLoadingChart--mono': mono },
diff --git a/src/components/loading/loading_content.tsx b/src/components/loading/loading_content.tsx
index dfce122fe90..45657573a20 100644
--- a/src/components/loading/loading_content.tsx
+++ b/src/components/loading/loading_content.tsx
@@ -23,12 +23,10 @@ import { CommonProps } from '../common';
 
 export type LineRange = 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10;
 
-export const EuiLoadingContent: FunctionComponent<
-  CommonProps &
-    HTMLAttributes<HTMLDivElement> & {
-      lines?: LineRange;
-    }
-> = ({ lines = 3, className, ...rest }) => {
+export const EuiLoadingContent: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDivElement> & {
+    lines?: LineRange;
+  }> = ({ lines = 3, className, ...rest }) => {
   const classes = classNames('euiLoadingContent', className);
   const lineElements = [];
 
diff --git a/src/components/loading/loading_elastic.tsx b/src/components/loading/loading_elastic.tsx
index 78b8632e8b0..9a817112faa 100644
--- a/src/components/loading/loading_elastic.tsx
+++ b/src/components/loading/loading_elastic.tsx
@@ -35,9 +35,9 @@ export interface EuiLoadingElasticProps {
   size?: keyof typeof sizeToClassNameMap;
 }
 
-export const EuiLoadingElastic: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLDivElement> & EuiLoadingElasticProps
-> = ({ size = 'm', className, ...rest }) => {
+export const EuiLoadingElastic: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDivElement> &
+  EuiLoadingElasticProps> = ({ size = 'm', className, ...rest }) => {
   const classes = classNames(
     'euiLoadingElastic',
     sizeToClassNameMap[size],
diff --git a/src/components/loading/loading_kibana.tsx b/src/components/loading/loading_kibana.tsx
index d3f9d37cb26..ca0b36dc370 100644
--- a/src/components/loading/loading_kibana.tsx
+++ b/src/components/loading/loading_kibana.tsx
@@ -34,9 +34,9 @@ export interface EuiLoadingKibanaProps {
   size?: keyof typeof sizeToClassNameMap;
 }
 
-export const EuiLoadingKibana: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLDivElement> & EuiLoadingKibanaProps
-> = ({ size = 'm', className, ...rest }) => {
+export const EuiLoadingKibana: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDivElement> &
+  EuiLoadingKibanaProps> = ({ size = 'm', className, ...rest }) => {
   const classes = classNames(
     'euiLoadingKibana',
     sizeToClassNameMap[size],
diff --git a/src/components/loading/loading_spinner.tsx b/src/components/loading/loading_spinner.tsx
index 2701fd4ba4f..a4c82fad6ff 100644
--- a/src/components/loading/loading_spinner.tsx
+++ b/src/components/loading/loading_spinner.tsx
@@ -32,12 +32,10 @@ export const SIZES = keysOf(sizeToClassNameMap);
 
 export type EuiLoadingSpinnerSize = keyof typeof sizeToClassNameMap;
 
-export const EuiLoadingSpinner: FunctionComponent<
-  CommonProps &
-    HTMLAttributes<HTMLDivElement> & {
-      size?: EuiLoadingSpinnerSize;
-    }
-> = ({ size = 'm', className, ...rest }) => {
+export const EuiLoadingSpinner: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDivElement> & {
+    size?: EuiLoadingSpinnerSize;
+  }> = ({ size = 'm', className, ...rest }) => {
   const classes = classNames(
     'euiLoadingSpinner',
     sizeToClassNameMap[size],
diff --git a/src/components/page/page_content/page_content.tsx b/src/components/page/page_content/page_content.tsx
index 18c1aa59824..c707a6639c4 100644
--- a/src/components/page/page_content/page_content.tsx
+++ b/src/components/page/page_content/page_content.tsx
@@ -27,13 +27,13 @@ export type EuiPageContentVerticalPositions = 'center';
 export type EuiPageContentHorizontalPositions = 'center';
 
 const verticalPositionToClassNameMap: {
-  [position in EuiPageContentVerticalPositions]: string | null
+  [position in EuiPageContentVerticalPositions]: string | null;
 } = {
   center: 'euiPageContent--verticalCenter',
 };
 
 const horizontalPositionToClassNameMap: {
-  [position in EuiPageContentHorizontalPositions]: string | null
+  [position in EuiPageContentHorizontalPositions]: string | null;
 } = {
   center: 'euiPageContent--horizontalCenter',
 };
diff --git a/src/components/page/page_content/page_content_header.tsx b/src/components/page/page_content/page_content_header.tsx
index 6c3521f79d2..8a7aba7744c 100644
--- a/src/components/page/page_content/page_content_header.tsx
+++ b/src/components/page/page_content/page_content_header.tsx
@@ -31,9 +31,12 @@ export interface EuiPageContentHeaderProps
   responsive?: boolean;
 }
 
-export const EuiPageContentHeader: FunctionComponent<
-  EuiPageContentHeaderProps
-> = ({ children, className, responsive = true, ...rest }) => {
+export const EuiPageContentHeader: FunctionComponent<EuiPageContentHeaderProps> = ({
+  children,
+  className,
+  responsive = true,
+  ...rest
+}) => {
   const classes = classNames(
     'euiPageContentHeader',
     {
diff --git a/src/components/page/page_content/page_content_header_section.tsx b/src/components/page/page_content/page_content_header_section.tsx
index b8bb9420c37..93d45058d53 100644
--- a/src/components/page/page_content/page_content_header_section.tsx
+++ b/src/components/page/page_content/page_content_header_section.tsx
@@ -25,9 +25,11 @@ export interface EuiPageContentHeaderSectionProps
   extends CommonProps,
     HTMLAttributes<HTMLDivElement> {}
 
-export const EuiPageContentHeaderSection: FunctionComponent<
-  EuiPageContentHeaderSectionProps
-> = ({ children, className, ...rest }) => {
+export const EuiPageContentHeaderSection: FunctionComponent<EuiPageContentHeaderSectionProps> = ({
+  children,
+  className,
+  ...rest
+}) => {
   const classes = classNames('euiPageContentHeaderSection', className);
 
   return (
diff --git a/src/components/page/page_header/page_header_section.tsx b/src/components/page/page_header/page_header_section.tsx
index 58f75f72ec5..51f313968a3 100644
--- a/src/components/page/page_header/page_header_section.tsx
+++ b/src/components/page/page_header/page_header_section.tsx
@@ -25,9 +25,11 @@ export interface EuiPageHeaderSectionProps
   extends CommonProps,
     HTMLAttributes<HTMLDivElement> {}
 
-export const EuiPageHeaderSection: FunctionComponent<
-  EuiPageHeaderSectionProps
-> = ({ children, className, ...rest }) => {
+export const EuiPageHeaderSection: FunctionComponent<EuiPageHeaderSectionProps> = ({
+  children,
+  className,
+  ...rest
+}) => {
   const classes = classNames('euiPageHeaderSection', className);
 
   return (
diff --git a/src/components/pagination/pagination.tsx b/src/components/pagination/pagination.tsx
index 01e9d970969..8d7074f0c86 100644
--- a/src/components/pagination/pagination.tsx
+++ b/src/components/pagination/pagination.tsx
@@ -93,7 +93,7 @@ export const EuiPagination: FunctionComponent<Props> = ({
         totalPages={pageCount}
         onClick={(e: MouseEvent) => safeClick(e, pageIndex)}
         pageIndex={pageIndex}
-        {...hasControl && { 'aria-controls': ariaControls }}
+        {...(hasControl && { 'aria-controls': ariaControls })}
         hideOnMobile
       />
     );
diff --git a/src/components/pagination/pagination_button.tsx b/src/components/pagination/pagination_button.tsx
index 5dcab5b5466..a25ae8c7a26 100644
--- a/src/components/pagination/pagination_button.tsx
+++ b/src/components/pagination/pagination_button.tsx
@@ -89,7 +89,7 @@ export const EuiPaginationButton: FunctionComponent<Props> = ({
           {(shortPageString: string) => (
             <EuiButtonEmpty
               aria-label={totalPages ? longPageString : shortPageString}
-              {...props as EuiButtonEmptyProps}>
+              {...(props as EuiButtonEmptyProps)}>
               {pageNumber}
             </EuiButtonEmpty>
           )}
diff --git a/src/components/panel/panel.tsx b/src/components/panel/panel.tsx
index e20ba2a8a6d..00830300d78 100644
--- a/src/components/panel/panel.tsx
+++ b/src/components/panel/panel.tsx
@@ -125,7 +125,7 @@ export const EuiPanel: FunctionComponent<EuiPanelProps> = ({
         ref={panelRef as Ref<HTMLButtonElement>}
         className={classes}
         onClick={onClick}
-        {...rest as ButtonHTMLAttributes<HTMLButtonElement>}>
+        {...(rest as ButtonHTMLAttributes<HTMLButtonElement>)}>
         {optionalBetaBadge}
         {children}
       </button>
@@ -136,7 +136,7 @@ export const EuiPanel: FunctionComponent<EuiPanelProps> = ({
     <div
       ref={panelRef as Ref<HTMLDivElement>}
       className={classes}
-      {...rest as HTMLAttributes<HTMLDivElement>}>
+      {...(rest as HTMLAttributes<HTMLDivElement>)}>
       {optionalBetaBadge}
       {children}
     </div>
diff --git a/src/components/popover/popover.tsx b/src/components/popover/popover.tsx
index e96f718ddbf..5b88a7e03cf 100644
--- a/src/components/popover/popover.tsx
+++ b/src/components/popover/popover.tsx
@@ -162,7 +162,7 @@ export interface EuiPopoverProps {
 type AnchorPosition = 'up' | 'right' | 'down' | 'left';
 
 const anchorPositionToPopoverPositionMap: {
-  [position in AnchorPosition]: EuiPopoverPosition
+  [position in AnchorPosition]: EuiPopoverPosition;
 } = {
   up: 'top',
   right: 'right',
diff --git a/src/components/progress/progress.tsx b/src/components/progress/progress.tsx
index 60709aef019..5ad5921eb85 100644
--- a/src/components/progress/progress.tsx
+++ b/src/components/progress/progress.tsx
@@ -92,9 +92,10 @@ type Determinate = EuiProgressProps &
     labelProps?: HTMLAttributes<HTMLSpanElement>;
   };
 
-export const EuiProgress: FunctionComponent<
-  ExclusiveUnion<Determinate, Indeterminate>
-> = ({
+export const EuiProgress: FunctionComponent<ExclusiveUnion<
+  Determinate,
+  Indeterminate
+>> = ({
   className,
   color = 'secondary',
   size = 'm',
@@ -172,13 +173,13 @@ export const EuiProgress: FunctionComponent<
           max={max}
           value={value}
           aria-hidden={label && valueText ? true : false}
-          {...rest as ProgressHTMLAttributes<HTMLProgressElement>}
+          {...(rest as ProgressHTMLAttributes<HTMLProgressElement>)}
         />
       </Fragment>
     );
   } else {
     return (
-      <div className={classes} {...rest as HTMLAttributes<HTMLDivElement>} />
+      <div className={classes} {...(rest as HTMLAttributes<HTMLDivElement>)} />
     );
   }
 };
diff --git a/src/components/resizable_container/helpers.ts b/src/components/resizable_container/helpers.ts
index 27caa43407d..dc7220b792d 100644
--- a/src/components/resizable_container/helpers.ts
+++ b/src/components/resizable_container/helpers.ts
@@ -33,7 +33,7 @@ interface Params {
   setState: React.Dispatch<React.SetStateAction<EuiResizableContainerState>>;
   containerRef: React.RefObject<HTMLDivElement>;
   registryRef: React.MutableRefObject<EuiResizablePanelRegistry>;
-  onPanelWidthChange?: ({  }: { [key: string]: number }) => any;
+  onPanelWidthChange?: ({}: { [key: string]: number }) => any;
 }
 
 type onMouseMove = (event: MouseEvent | TouchEvent) => void;
diff --git a/src/components/resizable_container/resizable_container.tsx b/src/components/resizable_container/resizable_container.tsx
index 2721ac2b17a..8bded8a6220 100644
--- a/src/components/resizable_container/resizable_container.tsx
+++ b/src/components/resizable_container/resizable_container.tsx
@@ -68,7 +68,7 @@ export interface EuiResizableContainerProps
    * Pure function which accepts an object where keys are IDs of panels, which sizes were changed,
    * and values are actual sizes in percents
    */
-  onPanelWidthChange?: ({  }: { [key: string]: number }) => any;
+  onPanelWidthChange?: ({}: { [key: string]: number }) => any;
   style?: CSSProperties;
 }
 
@@ -88,9 +88,7 @@ const initialState: EuiResizableContainerState = {
   resizersSize: 0,
 };
 
-export const EuiResizableContainer: FunctionComponent<
-  EuiResizableContainerProps
-> = ({
+export const EuiResizableContainer: FunctionComponent<EuiResizableContainerProps> = ({
   direction = 'horizontal',
   children,
   className,
diff --git a/src/components/search_bar/query/ast.ts b/src/components/search_bar/query/ast.ts
index 668db0c238c..12fd16b39f1 100644
--- a/src/components/search_bar/query/ast.ts
+++ b/src/components/search_bar/query/ast.ts
@@ -413,26 +413,23 @@ export class _AST {
     if (!existingClause) {
       return new _AST([...this._clauses]);
     }
-    const clauses = this._clauses.reduce(
-      (clauses, clause) => {
-        if (clause !== existingClause) {
-          clauses.push(clause);
-          return clauses;
-        }
-        const filteredValue = (clause.value as Value[]).filter(
-          val => !valuesEqual(val, value)
-        );
-        if (filteredValue.length === 0) {
-          return clauses;
-        }
-        clauses.push({
-          ...clause,
-          value: filteredValue,
-        });
+    const clauses = this._clauses.reduce((clauses, clause) => {
+      if (clause !== existingClause) {
+        clauses.push(clause);
         return clauses;
-      },
-      [] as Clause[]
-    );
+      }
+      const filteredValue = (clause.value as Value[]).filter(
+        val => !valuesEqual(val, value)
+      );
+      if (filteredValue.length === 0) {
+        return clauses;
+      }
+      clauses.push({
+        ...clause,
+        value: filteredValue,
+      });
+      return clauses;
+    }, [] as Clause[]);
     return new _AST(clauses);
   }
 
@@ -537,47 +534,44 @@ export class _AST {
    */
   addClause(newClause: Clause) {
     let added = false;
-    const newClauses = this._clauses.reduce(
-      (clauses, clause) => {
-        if (newClause.type !== clause.type) {
-          clauses.push(clause);
-          return clauses;
-        }
-
-        switch (newClause.type) {
-          case Term.TYPE:
-            if (newClause.value !== (clause as TermClause).value) {
-              clauses.push(clause);
-              return clauses;
-            }
-            break;
-
-          case Field.TYPE:
-            if (
-              newClause.field !== (clause as FieldClause).field ||
-              newClause.value !== (clause as FieldClause).value
-            ) {
-              clauses.push(clause);
-              return clauses;
-            }
-            break;
-
-          case Is.TYPE:
-            if (newClause.flag !== (clause as IsClause).flag) {
-              clauses.push(clause);
-              return clauses;
-            }
-            break;
-
-          default:
-            throw new Error(`unknown clause type [${newClause.type}]`);
-        }
-        added = true;
-        clauses.push(newClause);
+    const newClauses = this._clauses.reduce((clauses, clause) => {
+      if (newClause.type !== clause.type) {
+        clauses.push(clause);
         return clauses;
-      },
-      [] as Clause[]
-    );
+      }
+
+      switch (newClause.type) {
+        case Term.TYPE:
+          if (newClause.value !== (clause as TermClause).value) {
+            clauses.push(clause);
+            return clauses;
+          }
+          break;
+
+        case Field.TYPE:
+          if (
+            newClause.field !== (clause as FieldClause).field ||
+            newClause.value !== (clause as FieldClause).value
+          ) {
+            clauses.push(clause);
+            return clauses;
+          }
+          break;
+
+        case Is.TYPE:
+          if (newClause.flag !== (clause as IsClause).flag) {
+            clauses.push(clause);
+            return clauses;
+          }
+          break;
+
+        default:
+          throw new Error(`unknown clause type [${newClause.type}]`);
+      }
+      added = true;
+      clauses.push(newClause);
+      return clauses;
+    }, [] as Clause[]);
 
     if (!added) {
       newClauses.push(newClause);
diff --git a/src/components/search_bar/query/ast_to_es_query_dsl.ts b/src/components/search_bar/query/ast_to_es_query_dsl.ts
index 6c718a1f7b3..0257a591f47 100644
--- a/src/components/search_bar/query/ast_to_es_query_dsl.ts
+++ b/src/components/search_bar/query/ast_to_es_query_dsl.ts
@@ -364,37 +364,34 @@ export const astToEsQueryDsl = (ast: _AST, options = {}): QueryContainer => {
     // there is at least one GroupClause, wrap the above clauses in another layer and append the ORs
     const must = groupClauses.reduce(
       (must, groupClause) => {
-        const clauses = groupClause.value.reduce(
-          (clauses, clause) => {
-            if (AST.Term.isInstance(clause)) {
-              clauses.push(
-                clausesToEsQueryDsl({
-                  terms: collectTerms([clause]),
-                  fields: EMPTY_FIELDS,
-                  is: [],
-                })
-              );
-            } else if (AST.Field.isInstance(clause)) {
-              clauses.push(
-                clausesToEsQueryDsl({
-                  terms: EMPTY_TERMS,
-                  fields: collectFields([clause]),
-                  is: [],
-                })
-              );
-            } else if (AST.Is.isInstance(clause)) {
-              clauses.push(
-                clausesToEsQueryDsl({
-                  terms: EMPTY_TERMS,
-                  fields: EMPTY_FIELDS,
-                  is: [clause],
-                })
-              );
-            }
-            return clauses;
-          },
-          [] as BoolQuery[]
-        );
+        const clauses = groupClause.value.reduce((clauses, clause) => {
+          if (AST.Term.isInstance(clause)) {
+            clauses.push(
+              clausesToEsQueryDsl({
+                terms: collectTerms([clause]),
+                fields: EMPTY_FIELDS,
+                is: [],
+              })
+            );
+          } else if (AST.Field.isInstance(clause)) {
+            clauses.push(
+              clausesToEsQueryDsl({
+                terms: EMPTY_TERMS,
+                fields: collectFields([clause]),
+                is: [],
+              })
+            );
+          } else if (AST.Is.isInstance(clause)) {
+            clauses.push(
+              clausesToEsQueryDsl({
+                terms: EMPTY_TERMS,
+                fields: EMPTY_FIELDS,
+                is: [clause],
+              })
+            );
+          }
+          return clauses;
+        }, [] as BoolQuery[]);
 
         must.push({
           bool: {
diff --git a/src/components/search_bar/query/default_syntax.ts b/src/components/search_bar/query/default_syntax.ts
index 68792bd7028..c7bfd79ce1d 100644
--- a/src/components/search_bar/query/default_syntax.ts
+++ b/src/components/search_bar/query/default_syntax.ts
@@ -343,9 +343,7 @@ const validateFieldValue = (
       schemaField.validate(value);
     } catch (e) {
       error(
-        `Invalid value \`${expression}\` set for field \`${field}\` - ${
-          e.message
-        }`,
+        `Invalid value \`${expression}\` set for field \`${field}\` - ${e.message}`,
         location
       );
     }
diff --git a/src/components/search_bar/query/execute_ast.test.ts b/src/components/search_bar/query/execute_ast.test.ts
index b233ed4a68c..ecf91cf20d0 100644
--- a/src/components/search_bar/query/execute_ast.test.ts
+++ b/src/components/search_bar/query/execute_ast.test.ts
@@ -181,27 +181,39 @@ describe('execute ast', () => {
   });
 
   test('is clause - applied', () => {
-    const items = [{ name: 'john', open: true }, { name: 'joe', open: false }];
+    const items = [
+      { name: 'john', open: true },
+      { name: 'joe', open: false },
+    ];
     const result = executeAst(AST.create([AST.Is.must('open')]), items);
     expect(result).toHaveLength(1);
     expect(result[0].name).toBe('john');
   });
 
   test('is clause - not applied', () => {
-    const items = [{ name: 'john', open: true }, { name: 'joe', open: false }];
+    const items = [
+      { name: 'john', open: true },
+      { name: 'joe', open: false },
+    ];
     const result = executeAst(AST.create([AST.Is.mustNot('open')]), items);
     expect(result).toHaveLength(1);
     expect(result[0].name).toBe('joe');
   });
 
   test('is clause - applied - missing field', () => {
-    const items = [{ name: 'john', open: true }, { name: 'joe', open: false }];
+    const items = [
+      { name: 'john', open: true },
+      { name: 'joe', open: false },
+    ];
     const result = executeAst(AST.create([AST.Is.must('closed')]), items);
     expect(result).toHaveLength(0);
   });
 
   test('is clause - not applied - missing field', () => {
-    const items = [{ name: 'john', open: true }, { name: 'joe', open: false }];
+    const items = [
+      { name: 'john', open: true },
+      { name: 'joe', open: false },
+    ];
     const result = executeAst(AST.create([AST.Is.mustNot('closed')]), items);
     expect(result).toHaveLength(2);
   });
diff --git a/src/components/search_bar/query/execute_ast.ts b/src/components/search_bar/query/execute_ast.ts
index fb292a916d5..7488d8d2186 100644
--- a/src/components/search_bar/query/execute_ast.ts
+++ b/src/components/search_bar/query/execute_ast.ts
@@ -107,15 +107,12 @@ const fieldClauseMatcher = <T>(
 // You might think that we could specify `item: T` here and do something
 // with `keyof`, but that wouldn't work with `nested.field.name`
 const extractStringFieldsFromItem = (item: any) => {
-  return Object.keys(item).reduce(
-    (fields, key) => {
-      if (isString(item[key])) {
-        fields.push(key);
-      }
-      return fields;
-    },
-    [] as string[]
-  );
+  return Object.keys(item).reduce((fields, key) => {
+    if (isString(item[key])) {
+      fields.push(key);
+    }
+    return fields;
+  }, [] as string[]);
 };
 
 const termClauseMatcher = <T>(
diff --git a/src/components/selectable/selectable.tsx b/src/components/selectable/selectable.tsx
index 863c32b2e4e..df523aab065 100644
--- a/src/components/selectable/selectable.tsx
+++ b/src/components/selectable/selectable.tsx
@@ -458,9 +458,7 @@ export class EuiSelectable extends Component<
 
       if (props && props['aria-describedby']) {
         return {
-          'aria-describedby': `${
-            props['aria-describedby']
-          }${messageContentIdString}`,
+          'aria-describedby': `${props['aria-describedby']}${messageContentIdString}`,
         };
       }
 
diff --git a/src/components/selectable/selectable_list/selectable_list.tsx b/src/components/selectable/selectable_list/selectable_list.tsx
index 084db29da12..22ecf00344b 100644
--- a/src/components/selectable/selectable_list/selectable_list.tsx
+++ b/src/components/selectable/selectable_list/selectable_list.tsx
@@ -208,7 +208,7 @@ export class EuiSelectableList extends Component<EuiSelectableListProps> {
           role="presentation"
           className="euiSelectableList__groupLabel"
           style={style}
-          {...optionRest as HTMLAttributes<HTMLLIElement>}>
+          {...(optionRest as HTMLAttributes<HTMLLIElement>)}>
           {prepend}
           {label}
           {append}
@@ -238,7 +238,7 @@ export class EuiSelectableList extends Component<EuiSelectableListProps> {
         aria-posinset={index + 1 - labelCount}
         aria-setsize={data.length - labelCount}
         allowExclusions={this.props.allowExclusions}
-        {...optionRest as EuiSelectableListItemProps}>
+        {...(optionRest as EuiSelectableListItemProps)}>
         {this.props.renderOption ? (
           this.props.renderOption(option, this.props.searchValue)
         ) : (
diff --git a/src/components/selectable/selectable_message/selectable_message.tsx b/src/components/selectable/selectable_message/selectable_message.tsx
index 594dce9a1e4..166909f5d50 100644
--- a/src/components/selectable/selectable_message/selectable_message.tsx
+++ b/src/components/selectable/selectable_message/selectable_message.tsx
@@ -28,9 +28,11 @@ export type EuiSelectableMessageProps = Omit<
 > &
   CommonProps & {};
 
-export const EuiSelectableMessage: React.FunctionComponent<
-  EuiSelectableMessageProps
-> = ({ children, className, ...rest }) => {
+export const EuiSelectableMessage: React.FunctionComponent<EuiSelectableMessageProps> = ({
+  children,
+  className,
+  ...rest
+}) => {
   const classes = classNames('euiSelectableMessage', className);
 
   return (
diff --git a/src/components/side_nav/side_nav_item.tsx b/src/components/side_nav/side_nav_item.tsx
index 5c08c429cd2..fc84f0ec289 100644
--- a/src/components/side_nav/side_nav_item.tsx
+++ b/src/components/side_nav/side_nav_item.tsx
@@ -53,7 +53,7 @@ type ExcludeEuiSideNavItemProps<T> = Pick<
   Exclude<keyof T, keyof SideNavItemProps | 'renderItem'>
 >;
 type OmitEuiSideNavItemProps<T> = {
-  [K in keyof ExcludeEuiSideNavItemProps<T>]: T[K]
+  [K in keyof ExcludeEuiSideNavItemProps<T>]: T[K];
 };
 
 interface GuaranteedRenderItemProps {
diff --git a/src/components/stat/stat.tsx b/src/components/stat/stat.tsx
index 7052340d490..09f34a309cc 100644
--- a/src/components/stat/stat.tsx
+++ b/src/components/stat/stat.tsx
@@ -93,9 +93,9 @@ export interface EuiStatProps {
   descriptionElement?: string;
 }
 
-export const EuiStat: FunctionComponent<
-  CommonProps & Omit<HTMLAttributes<HTMLDivElement>, 'title'> & EuiStatProps
-> = ({
+export const EuiStat: FunctionComponent<CommonProps &
+  Omit<HTMLAttributes<HTMLDivElement>, 'title'> &
+  EuiStatProps> = ({
   children,
   className,
   description,
diff --git a/src/components/suggest/suggest_input.tsx b/src/components/suggest/suggest_input.tsx
index 5b46c6aa6a4..b92c3d7989f 100644
--- a/src/components/suggest/suggest_input.tsx
+++ b/src/components/suggest/suggest_input.tsx
@@ -79,9 +79,7 @@ const statusMap: StatusMap = {
   loading: {},
 };
 
-export const EuiSuggestInput: FunctionComponent<
-  EuiSuggestInputProps
-> = props => {
+export const EuiSuggestInput: FunctionComponent<EuiSuggestInputProps> = props => {
   const [value, setValue] = useState<string>('');
   const [isPopoverOpen, setIsPopoverOpen] = useState<boolean>(false);
 
diff --git a/src/components/suggest/suggest_item.tsx b/src/components/suggest/suggest_item.tsx
index 6f7f9edbf48..36bffa87680 100644
--- a/src/components/suggest/suggest_item.tsx
+++ b/src/components/suggest/suggest_item.tsx
@@ -149,13 +149,16 @@ export const EuiSuggestItem: FunctionComponent<EuiSuggestItemProps> = ({
 
   if (onClick) {
     return (
-      <button onClick={onClick} className={classes} {...rest as PropsForButton}>
+      <button
+        onClick={onClick}
+        className={classes}
+        {...(rest as PropsForButton)}>
         {innerContent}
       </button>
     );
   } else {
     return (
-      <div className={classes} {...rest as PropsForDiv}>
+      <div className={classes} {...(rest as PropsForDiv)}>
         {innerContent}
       </div>
     );
diff --git a/src/components/table/mobile/table_header_mobile.tsx b/src/components/table/mobile/table_header_mobile.tsx
index fc868ef27cb..d264a7cb7d7 100644
--- a/src/components/table/mobile/table_header_mobile.tsx
+++ b/src/components/table/mobile/table_header_mobile.tsx
@@ -21,9 +21,8 @@ import React, { FunctionComponent, HTMLAttributes } from 'react';
 import classNames from 'classnames';
 import { CommonProps } from '../../common';
 
-export const EuiTableHeaderMobile: FunctionComponent<
-  CommonProps & HTMLAttributes<HTMLDivElement>
-> = ({ children, className, ...rest }) => {
+export const EuiTableHeaderMobile: FunctionComponent<CommonProps &
+  HTMLAttributes<HTMLDivElement>> = ({ children, className, ...rest }) => {
   const classes = classNames('euiTableHeaderMobile', className);
 
   return (
diff --git a/src/components/table/table_header_cell_checkbox.tsx b/src/components/table/table_header_cell_checkbox.tsx
index 8270fb461c1..ddb876b8321 100644
--- a/src/components/table/table_header_cell_checkbox.tsx
+++ b/src/components/table/table_header_cell_checkbox.tsx
@@ -34,11 +34,16 @@ export interface EuiTableHeaderCellCheckboxProps {
   scope?: EuiTableHeaderCellCheckboxScope;
 }
 
-export const EuiTableHeaderCellCheckbox: FunctionComponent<
-  CommonProps &
-    ThHTMLAttributes<HTMLTableHeaderCellElement> &
-    EuiTableHeaderCellCheckboxProps
-> = ({ children, className, scope = 'col', style, width, ...rest }) => {
+export const EuiTableHeaderCellCheckbox: FunctionComponent<CommonProps &
+  ThHTMLAttributes<HTMLTableHeaderCellElement> &
+  EuiTableHeaderCellCheckboxProps> = ({
+  children,
+  className,
+  scope = 'col',
+  style,
+  width,
+  ...rest
+}) => {
   const classes = classNames('euiTableHeaderCellCheckbox', className);
   const styleObj = resolveWidthAsStyle(style, width);
 
diff --git a/src/components/table/table_row_cell_checkbox.tsx b/src/components/table/table_row_cell_checkbox.tsx
index f98e897a8cd..ad7155532c6 100644
--- a/src/components/table/table_row_cell_checkbox.tsx
+++ b/src/components/table/table_row_cell_checkbox.tsx
@@ -21,9 +21,12 @@ import React, { FunctionComponent, TdHTMLAttributes } from 'react';
 import classNames from 'classnames';
 import { CommonProps } from '../common';
 
-export const EuiTableRowCellCheckbox: FunctionComponent<
-  CommonProps & TdHTMLAttributes<HTMLTableCellElement>
-> = ({ children, className, ...rest }) => {
+export const EuiTableRowCellCheckbox: FunctionComponent<CommonProps &
+  TdHTMLAttributes<HTMLTableCellElement>> = ({
+  children,
+  className,
+  ...rest
+}) => {
   const classes = classNames('euiTableRowCellCheckbox', className);
 
   return (
diff --git a/src/components/tabs/tab.tsx b/src/components/tabs/tab.tsx
index 60a5c8b900a..a742dfbff35 100644
--- a/src/components/tabs/tab.tsx
+++ b/src/components/tabs/tab.tsx
@@ -73,7 +73,7 @@ export const EuiTab: FunctionComponent<Props> = ({
         href={href}
         target={target}
         rel={secureRel}
-        {...rest as AnchorHTMLAttributes<HTMLAnchorElement>}>
+        {...(rest as AnchorHTMLAttributes<HTMLAnchorElement>)}>
         <span className="euiTab__content">{children}</span>
       </a>
     );
@@ -86,7 +86,7 @@ export const EuiTab: FunctionComponent<Props> = ({
       type="button"
       className={classes}
       disabled={disabled}
-      {...rest as ButtonHTMLAttributes<HTMLButtonElement>}>
+      {...(rest as ButtonHTMLAttributes<HTMLButtonElement>)}>
       <span className="euiTab__content">{children}</span>
     </button>
   );
diff --git a/src/components/toast/global_toast_list_item.tsx b/src/components/toast/global_toast_list_item.tsx
index a238c09abe0..ec06f552680 100644
--- a/src/components/toast/global_toast_list_item.tsx
+++ b/src/components/toast/global_toast_list_item.tsx
@@ -26,9 +26,8 @@ export interface EuiGlobalToastListItemProps {
   children?: ReactElement;
 }
 
-export const EuiGlobalToastListItem: FunctionComponent<
-  CommonProps & EuiGlobalToastListItemProps
-> = ({ children, isDismissed }) => {
+export const EuiGlobalToastListItem: FunctionComponent<CommonProps &
+  EuiGlobalToastListItemProps> = ({ children, isDismissed }) => {
   if (!children) {
     return null;
   }
diff --git a/src/components/token/token_map.ts b/src/components/token/token_map.ts
index dac631dfab7..8e160b831ec 100644
--- a/src/components/token/token_map.ts
+++ b/src/components/token/token_map.ts
@@ -78,7 +78,7 @@ export type EuiTokenMapType =
  */
 
 export const TOKEN_MAP: {
-  [mapType in EuiTokenMapType]: Omit<TokenProps, 'iconType'>
+  [mapType in EuiTokenMapType]: Omit<TokenProps, 'iconType'>;
 } = {
   tokenClass: {
     shape: 'circle',
diff --git a/src/components/tour/tour_step_indicator.tsx b/src/components/tour/tour_step_indicator.tsx
index 3cb34cfb6cf..29f51638dc4 100644
--- a/src/components/tour/tour_step_indicator.tsx
+++ b/src/components/tour/tour_step_indicator.tsx
@@ -42,9 +42,12 @@ export interface EuiTourStepIndicatorProps
   status: EuiTourStepStatus;
 }
 
-export const EuiTourStepIndicator: FunctionComponent<
-  EuiTourStepIndicatorProps
-> = ({ className, number, status, ...rest }) => {
+export const EuiTourStepIndicator: FunctionComponent<EuiTourStepIndicatorProps> = ({
+  className,
+  number,
+  status,
+  ...rest
+}) => {
   const classes = classNames(
     'euiTourStepIndicator',
     status ? statusToClassNameMap[status] : undefined,
diff --git a/src/components/tree_view/tree_view.tsx b/src/components/tree_view/tree_view.tsx
index 4506b588657..517076eb899 100644
--- a/src/components/tree_view/tree_view.tsx
+++ b/src/components/tree_view/tree_view.tsx
@@ -71,7 +71,7 @@ export interface Node {
 export type EuiTreeViewDisplayOptions = 'default' | 'compressed';
 
 const displayToClassNameMap: {
-  [option in EuiTreeViewDisplayOptions]: string | null
+  [option in EuiTreeViewDisplayOptions]: string | null;
 } = {
   default: null,
   compressed: 'euiTreeView--compressed',
@@ -295,9 +295,7 @@ export class EuiTreeView extends Component<EuiTreeViewProps, EuiTreeViewState> {
                           'aria-label': ariaLabel,
                         }
                       : {
-                          'aria-labelledby': `${buttonId} ${
-                            rest['aria-labelledby']
-                          }`,
+                          'aria-labelledby': `${buttonId} ${rest['aria-labelledby']}`,
                         };
 
                     const nodeClasses = classNames(
@@ -322,14 +320,10 @@ export class EuiTreeView extends Component<EuiTreeViewProps, EuiTreeViewState> {
                         <li className={nodeClasses}>
                           <button
                             id={buttonId}
-                            aria-controls={`euiNestedTreeView-${
-                              this.state.treeID
-                            }`}
+                            aria-controls={`euiNestedTreeView-${this.state.treeID}`}
                             aria-expanded={this.isNodeOpen(node)}
                             ref={ref => this.setButtonRef(ref, index)}
-                            data-test-subj={`euiTreeViewButton-${
-                              this.state.treeID
-                            }`}
+                            data-test-subj={`euiTreeViewButton-${this.state.treeID}`}
                             onKeyDown={(event: React.KeyboardEvent) =>
                               this.onKeyDown(event, node)
                             }
diff --git a/src/services/breakpoint.ts b/src/services/breakpoint.ts
index e976a690260..5ad1535d549 100644
--- a/src/services/breakpoint.ts
+++ b/src/services/breakpoint.ts
@@ -25,7 +25,7 @@ export type EuiBreakpoints = {
   /**
    * Set the minimum window width at which to start to the breakpoint
    */
-  [key in EuiBreakpointSize]: number
+  [key in EuiBreakpointSize]: number;
 };
 
 export const BREAKPOINTS: EuiBreakpoints = {
diff --git a/src/services/popover/popover_positioning.ts b/src/services/popover/popover_positioning.ts
index f9a36508a17..44d9ae173a1 100644
--- a/src/services/popover/popover_positioning.ts
+++ b/src/services/popover/popover_positioning.ts
@@ -49,14 +49,14 @@ const relatedDimension: { [position in EuiPopoverPosition]: Dimension } = {
 };
 
 const dimensionPositionAttribute: {
-  [dimension in Dimension]: 'top' | 'left'
+  [dimension in Dimension]: 'top' | 'left';
 } = {
   height: 'top',
   width: 'left',
 };
 
 const positionComplements: {
-  [position in EuiPopoverPosition]: EuiPopoverPosition
+  [position in EuiPopoverPosition]: EuiPopoverPosition;
 } = {
   top: 'bottom',
   right: 'left',
@@ -67,7 +67,7 @@ const positionComplements: {
 // always resolving to top/left is taken advantage of by knowing they are the
 // minimum edges of the bounding box
 const positionSubstitutes: {
-  [position in EuiPopoverPosition]: 'left' | 'top'
+  [position in EuiPopoverPosition]: 'left' | 'top';
 } = {
   top: 'left',
   right: 'top',
diff --git a/yarn.lock b/yarn.lock
index 8f717bedfe6..c6ab2058288 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -13075,10 +13075,10 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-prettier@^1.17.0:
-  version "1.17.0"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.17.0.tgz#53b303676eed22cc14a9f0cec09b477b3026c008"
-  integrity sha512-sXe5lSt2WQlCbydGETgfm1YBShgOX4HxQkFPvbxkcwgDvGDeqVau8h+12+lmSVlP3rHPz0oavfddSZg/q+Szjw==
+prettier@^1.19.1:
+  version "1.19.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.19.1.tgz#f7d7f5ff8a9cd872a7be4ca142095956a60797cb"
+  integrity sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==
 
 pretty-bytes@^4.0.2:
   version "4.0.2"