Limits hashtag linking to a minimum of three characters

web/react/utils/constants.jsx

@@ -467,5 +467,6 @@ export default {
     MAX_USERNAME_LENGTH: 15,
     MIN_PASSWORD_LENGTH: 5,
     MAX_PASSWORD_LENGTH: 50,
-    TIME_SINCE_UPDATE_INTERVAL: 30000
+    TIME_SINCE_UPDATE_INTERVAL: 30000,
+    MIN_HASHTAG_LINK_LENGTH: 3
 };

web/react/utils/text_formatting.jsx

@@ -248,8 +248,14 @@ function autolinkHashtags(text, tokens) {
         const index = tokens.size;
         const alias = `MM_HASHTAG${index}`;
 
+        let value = hashtag;
+
+        if (hashtag.length > Constants.MIN_HASHTAG_LINK_LENGTH) {
+            value = `<a class='mention-link' href='#' data-hashtag='${hashtag}'>${hashtag}</a>`;
+        }
+
         tokens.set(alias, {
-            value: `<a class='mention-link' href='#' data-hashtag='${hashtag}'>${hashtag}</a>`,
+            value,
             originalText: hashtag
         });