Comply with `no-implicit-coercion` rule (CE)

This commit is the result of running `yarn eslint --fix` after enabling
the `no-implicit-coercion` ESLint rule.  This rule has been added to
our ESLint config here:

https://gitlab.com/gitlab-org/gitlab-eslint-config/merge_requests/14

1 files changed, 3 insertions, 3 deletions

diff --git a/app/assets/javascripts/lib/utils/text_markdown.js b/app/assets/javascripts/lib/utils/text_markdown.js
index 84a617acb42..b7922e29bb0 100644
--- a/app/assets/javascripts/lib/utils/text_markdown.js
+++ b/app/assets/javascripts/lib/utils/text_markdown.js
@@ -223,9 +223,9 @@ export function insertMarkdownText({
             return tag.replace(textPlaceholder, val);
           }
           if (val.indexOf(tag) === 0) {
-            return '' + val.replace(tag, '');
+            return String(val.replace(tag, ''));
           } else {
-            return '' + tag + val;
+            return String(tag) + val;
           }
         })
         .join('\n');
@@ -233,7 +233,7 @@ export function insertMarkdownText({
   } else if (tag.indexOf(textPlaceholder) > -1) {
     textToInsert = tag.replace(textPlaceholder, selected);
   } else {
-    textToInsert = '' + startChar + tag + selected + (wrap ? tag : ' ');
+    textToInsert = String(startChar) + tag + selected + (wrap ? tag : ' ');
   }
 
   if (removedFirstNewLine) {