Expose word separator

Author: colinrotherham

packages/nhsuk-frontend/src/nhsuk/components/character-count/character-count.mjs

@@ -25,6 +25,13 @@ export class CharacterCount extends ConfigurableComponent {
    */
   segmenter = null
 
+  /**
+   * Split words between consecutive whitespace
+   *
+   * @type {RegExp}
+   */
+  separator = /\s+/g
+
   /**
    * @type {number | null}
    */
@@ -485,7 +492,7 @@ export class CharacterCount extends ConfigurableComponent {
      */
     words(text) {
       if (this.config.maxwords !== undefined) {
-        return text.split(/\s+/g).filter(Boolean).length
+        return text.split(this.separator).filter(Boolean).length
       }
 
       const segments = this.segmenter