Added search support for 'match whole word'

demo/client.ts

@@ -102,7 +102,7 @@ function createTerminal(): void {
       e.preventDefault();
       const searchOptions = {
         regex: (document.getElementById('regex') as HTMLInputElement).checked,
-        wholeWord: false,
+        wholeWord: (document.getElementById('whole-word') as HTMLInputElement).checked,
         caseSensitive: (document.getElementById('case-sensitive') as HTMLInputElement).checked
       };
       term.findNext(actionElements.findNext.value, searchOptions);
@@ -113,7 +113,7 @@ function createTerminal(): void {
       e.preventDefault();
       const searchOptions = {
         regex: (document.getElementById('regex') as HTMLInputElement).checked,
-        wholeWord: false,
+        wholeWord: (document.getElementById('whole-word') as HTMLInputElement).checked,
         caseSensitive: (document.getElementById('case-sensitive') as HTMLInputElement).checked
       };
       term.findPrevious(actionElements.findPrevious.value, searchOptions);

demo/index.html

@@ -18,6 +18,7 @@
         <label>Find previous <input id="find-previous"/></label>
         <label>Use regex<input type="checkbox" id="regex"/></label> 
         <label>Case sensitive<input type="checkbox" id="case-sensitive"/></label>
+        <label>Whole word<input type="checkbox" id="whole-word"/></label>
       </p>
     </div>
     <div>