Renaming utils to TS

src/lib/utils.ts

@@ -0,0 +1,43 @@
+/**
+ * Traverse and find the object using the key path.
+ * @param {Object} targetObject Target object to traverse into.
+ * @param {string[]} path Path of keys to traverse deep into the object.
+ * @return {Object|null} Resulting object or null if nothing found (or target entry is not an object.
+ */
+export function findDeepObject(targetObject, path) {
+  let result = targetObject;
+
+  for (let key of path) {
+    if (!result || typeof result !== 'object') {
+      return null;
+    }
+
+    result = result[key];
+  }
+
+  if (!result || typeof result !== "object") {
+    return null;
+  }
+
+  return result;
+}
+
+/**
+ * Matches all the characters needing replacement.
+ *
+ * Gathered from right here: https://stackoverflow.com/a/3561711/16048617. Because I don't want to introduce some
+ * library for that.
+ *
+ * @type {RegExp}
+ */
+const unsafeRegExpCharacters = /[/\-\\^$*+?.()|[\]{}]/g;
+
+/**
+ * Escape all the RegExp syntax-related characters in the following value.
+ * @param {string} value Original value.
+ * @return {string} Resulting value with all needed characters escaped.
+ */
+export function escapeRegExp(value) {
+  unsafeRegExpCharacters.lastIndex = 0;
+  return value.replace(unsafeRegExpCharacters, "\\$&");
+}