COMPATIBILITY: resolve register unbound deprecation

assets/javascripts/discourse/helpers/wizard-char-counter.js

@@ -0,0 +1,21 @@
+import I18n from "I18n";
+import Handlebars from "handlebars";
+
+export default function wizardCharCounter(body, maxLength) {
+  let bodyLength = body ? body.length : 0;
+  let finalString;
+
+  if (maxLength) {
+    let isOverMax = bodyLength > maxLength ? "true" : "false";
+    finalString = `<div class="body-length" data-length=${bodyLength} data-over-max=${isOverMax}>${bodyLength} / ${I18n.t(
+      "wizard.x_characters",
+      { count: parseInt(maxLength, 10) }
+    )}</div>`;
+  } else {
+    finalString = `<div class="body-length">${I18n.t("wizard.x_characters", {
+      count: parseInt(bodyLength, 10),
+    })}</div>`;
+  }
+
+    return new Handlebars.SafeString(finalString);
+};

assets/javascripts/discourse/helpers/wizard-char-counter.js.es6

@@ -1,25 +0,0 @@
-import { registerUnbound } from "discourse-common/lib/helpers";
-import I18n from "I18n";
-import Handlebars from "handlebars";
-
-export default registerUnbound(
-  "wizard-char-counter",
-  function (body, maxLength) {
-    let bodyLength = body ? body.length : 0;
-    let finalString;
-
-    if (maxLength) {
-      let isOverMax = bodyLength > maxLength ? "true" : "false";
-      finalString = `<div class="body-length" data-length=${bodyLength} data-over-max=${isOverMax}>${bodyLength} / ${I18n.t(
-        "wizard.x_characters",
-        { count: parseInt(maxLength, 10) }
-      )}</div>`;
-    } else {
-      finalString = `<div class="body-length">${I18n.t("wizard.x_characters", {
-        count: parseInt(bodyLength, 10),
-      })}</div>`;
-    }
-
-    return new Handlebars.SafeString(finalString);
-  }
-);