chore(cdk/a11y): fix a handful of typos

 (#19181)

Author: SchnWalter

src/cdk/a11y/aria-describer/aria-reference.spec.ts

@@ -50,14 +50,14 @@ describe('AriaReference', () => {
         .toEqual(['reference_1']);
   });
 
-  it('should retrieve ids that are deliminated by extra whitespace', () => {
+  it('should retrieve ids that are delimited by extra whitespace', () => {
     testElement!.setAttribute('aria-describedby', 'reference_1      reference_2');
     expect(getAriaReferenceIds(testElement!, 'aria-describedby'))
         .toEqual(['reference_1', 'reference_2']);
   });
 
   /**
-   * Expects the equal array from getAriaReferenceIds and a space-deliminated list from
+   * Expects the equal array from getAriaReferenceIds and a space-delimited list from
    * the actual element attribute. If ids is empty, assumes the element should not have any
    * value
    */

src/cdk/a11y/aria-describer/aria-reference.ts

@@ -6,8 +6,8 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-/** IDs are deliminated by an empty space, as per the spec. */
-const ID_DELIMINATOR = ' ';
+/** IDs are delimited by an empty space, as per the spec. */
+const ID_DELIMITER = ' ';
 
 /**
  * Adds the given ID to the specified ARIA attribute on an element.
@@ -18,7 +18,7 @@ export function addAriaReferencedId(el: Element, attr: string, id: string) {
   if (ids.some(existingId => existingId.trim() == id.trim())) { return; }
   ids.push(id.trim());
 
-  el.setAttribute(attr, ids.join(ID_DELIMINATOR));
+  el.setAttribute(attr, ids.join(ID_DELIMITER));
 }
 
 /**
@@ -30,7 +30,7 @@ export function removeAriaReferencedId(el: Element, attr: string, id: string) {
   const filteredIds = ids.filter(val => val != id.trim());
 
   if (filteredIds.length) {
-    el.setAttribute(attr, filteredIds.join(ID_DELIMINATOR));
+    el.setAttribute(attr, filteredIds.join(ID_DELIMITER));
   } else {
     el.removeAttribute(attr);
   }
@@ -41,6 +41,6 @@ export function removeAriaReferencedId(el: Element, attr: string, id: string) {
  * Used for attributes such as aria-labelledby, aria-owns, etc.
  */
 export function getAriaReferenceIds(el: Element, attr: string): string[] {
-  // Get string array of all individual ids (whitespace deliminated) in the attribute value
+  // Get string array of all individual ids (whitespace delimited) in the attribute value
   return (el.getAttribute(attr) || '').match(/\S+/g) || [];
 }

src/cdk/a11y/high-contrast-mode/high-contrast-mode-detector.ts

@@ -28,7 +28,7 @@ export const WHITE_ON_BLACK_CSS_CLASS = 'cdk-high-contrast-white-on-black';
 export const HIGH_CONTRAST_MODE_ACTIVE_CSS_CLASS = 'cdk-high-contrast-active';
 
 /**
- * Service to determine whether the browser is currently in a high-constrast-mode environment.
+ * Service to determine whether the browser is currently in a high-contrast-mode environment.
  *
  * Microsoft Windows supports an accessibility feature called "High Contrast Mode". This mode
  * changes the appearance of all applications, including web applications, to dramatically increase
@@ -46,7 +46,7 @@ export class HighContrastModeDetector {
     this._document = document;
   }
 
-  /** Gets the current high-constrast-mode for the page. */
+  /** Gets the current high-contrast-mode for the page. */
   getHighContrastMode(): HighContrastMode {
     if (!this._platform.isBrowser) {
       return HighContrastMode.NONE;