refactor(core): consolidate inline visually-hidden styles into VisuallyHidden primitive

.changeset/consolidate-visually-hidden.md

@@ -0,0 +1,6 @@
+---
+'@astryxdesign/core': patch
+---
+
+[refactor] Consolidated 5 inline visually-hidden style blocks into the shared VisuallyHidden primitive (Button, Link, ProgressBar, Switch, TextArea); no behavior change.
+@cixzhang

packages/core/src/Button/Button.tsx

@@ -34,6 +34,7 @@ import {
 } from '../theme/tokens.stylex';
 import {Tooltip} from '../Tooltip/Tooltip';
 import {Spinner} from '../Spinner';
+import {VisuallyHidden} from '../VisuallyHidden';
 
 import {EDGE_COMP_ATTR} from '../Layout/edgeCompensation.stylex';
 import {useSize} from '../SizeContext/SizeContext';
@@ -124,17 +125,6 @@ const styles = stylex.create({
     textOverflow: 'ellipsis',
     minWidth: 0,
   },
-  visuallyHidden: {
-    position: 'absolute',
-    width: '1px',
-    height: '1px',
-    padding: 0,
-    margin: '-1px',
-    overflow: 'hidden',
-    clip: 'rect(0, 0, 0, 0)',
-    whiteSpace: 'nowrap',
-    borderWidth: 0,
-  },
   link: {
     textDecoration: 'none',
   },
@@ -690,12 +680,9 @@ export function Button({
         )}
       </span>
       {/* Live region for loading state announcements */}
-      <span
-        {...stylex.props(styles.visuallyHidden)}
-        role="status"
-        aria-live="polite">
+      <VisuallyHidden role="status" aria-live="polite">
         {isLoadingState ? 'Loading' : ''}
-      </span>
+      </VisuallyHidden>
     </>
   );
 

packages/core/src/Link/Link.tsx

@@ -30,6 +30,7 @@ import {
 import {Icon} from '../Icon';
 import {Tooltip} from '../Tooltip';
 import {Text} from '../Text';
+import {VisuallyHidden} from '../VisuallyHidden';
 import type {
   TextType,
   TextSize,
@@ -98,18 +99,6 @@ const styles = stylex.create({
     fontSize: typeScaleVars['--text-body-size'],
     lineHeight: typeScaleVars['--text-body-leading'],
   },
-  // Screen-reader-only text (announces the new-tab context change).
-  visuallyHidden: {
-    position: 'absolute',
-    width: 1,
-    height: 1,
-    margin: -1,
-    padding: 0,
-    overflow: 'hidden',
-    clip: 'rect(0, 0, 0, 0)',
-    whiteSpace: 'nowrap',
-    borderStyle: 'none',
-  },
 });
 
 /**
@@ -345,7 +334,7 @@ export function Link({
       {isExternalLink && !renderAsButton && (
         <>
           <Icon icon="externalLink" size="xsm" color="inherit" />
-          <span {...stylex.props(styles.visuallyHidden)}>{newTabLabel}</span>
+          <VisuallyHidden>{newTabLabel}</VisuallyHidden>
         </>
       )}
     </>

packages/core/src/ProgressBar/ProgressBar.tsx

@@ -31,6 +31,7 @@ import {
 import {mergeProps} from '../utils';
 import type {BaseProps} from '../BaseProps';
 import {themeProps} from '../utils/themeProps';
+import {VisuallyHidden} from '../VisuallyHidden';
 
 /**
  * Extensible variant map for ProgressBar.
@@ -313,9 +314,7 @@ export function ProgressBar({
           )}
         </div>
       ) : (
-        <span id={labelId} {...stylex.props(styles.visuallyHidden)}>
-          {label}
-        </span>
+        <VisuallyHidden id={labelId}>{label}</VisuallyHidden>
       )}
 
       {/* Progress track */}

packages/core/src/Switch/Switch.tsx

@@ -44,6 +44,7 @@ import {switchScope} from './switch.markers.stylex';
 import type {BaseProps} from '../BaseProps';
 import type {SizeValue} from '../utils/types';
 import {themeProps} from '../utils/themeProps';
+import {VisuallyHidden} from '../VisuallyHidden';
 
 // Fixed dimensions: 40px width, 24px height, 16px thumb (off), 20px thumb (on)
 const SWITCH_WIDTH = 40;
@@ -179,17 +180,6 @@ const styles = stylex.create({
     fontSize: typeScaleVars['--text-supporting-size'],
     color: colorVars['--color-text-secondary'],
   },
-  srOnly: {
-    position: 'absolute',
-    width: 1,
-    height: 1,
-    padding: 0,
-    margin: -1,
-    overflow: 'hidden',
-    clip: 'rect(0, 0, 0, 0)',
-    whiteSpace: 'nowrap',
-    borderWidth: 0,
-  },
 });
 
 export type SwitchLabelPosition = 'start' | 'end';
@@ -416,11 +406,7 @@ export function Switch({
           {isBusy && <Spinner size="sm" />}
         </div>
       </div>
-      {isBusy && (
-        <span {...stylex.props(styles.srOnly)} role="status">
-          Loading
-        </span>
-      )}
+      {isBusy && <VisuallyHidden role="status">Loading</VisuallyHidden>}
     </div>
   );
 

packages/core/src/TextArea/TextArea.tsx

@@ -49,6 +49,7 @@ import type {SizeValue} from '../utils/types';
 import {useInputContainer} from '../hooks/useInputContainer';
 import {useSize} from '../SizeContext/SizeContext';
 import {themeProps} from '../utils/themeProps';
+import {VisuallyHidden} from '../VisuallyHidden';
 
 const COUNTER_WARNING_THRESHOLD = 0.8;
 
@@ -93,17 +94,6 @@ const styles = stylex.create({
   counterError: {
     color: colorVars['--color-error'],
   },
-  srOnly: {
-    position: 'absolute',
-    width: '1px',
-    height: '1px',
-    padding: 0,
-    margin: '-1px',
-    overflow: 'hidden',
-    clip: 'rect(0,0,0,0)',
-    whiteSpace: 'nowrap',
-    borderWidth: 0,
-  },
   statusIcon: {
     position: 'absolute',
     top: spacingVars['--spacing-2'],
@@ -451,13 +441,13 @@ export function TextArea({
             optimisticValue.length > maxLength && styles.counterError,
           )}>
           {optimisticValue.length}/{maxLength}
-          <span aria-live="polite" {...stylex.props(styles.srOnly)}>
+          <VisuallyHidden aria-live="polite">
             {optimisticValue.length >= maxLength * COUNTER_WARNING_THRESHOLD
               ? optimisticValue.length > maxLength
                 ? `${optimisticValue.length - maxLength} characters over limit`
                 : `${maxLength - optimisticValue.length} characters remaining`
               : ''}
-          </span>
+          </VisuallyHidden>
         </div>
       )}
     </Field>