Expose word separator

Author: colinrotherham

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

@@ -33,6 +33,13 @@ export class CharacterCount extends ConfigurableComponent {
    */
   segmenter = null
 
+  /**
+   * Split words between consecutive whitespace
+   *
+   * @type {RegExp}
+   */
+  separator = /\s+/g
+
   /** @private */
   $visibleCountMessage
 
@@ -497,7 +504,7 @@ 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