perf: merge regexes in match_regex trigger while taking backreferences into account

backend/src/utils/categorize.ts

@@ -0,0 +1,33 @@
+type Categories<T> = {
+  [key: string]: (item: T) => boolean;
+};
+
+type CategoryReturnType<T, C extends Categories<T>> = {
+  [key in keyof C]: T[];
+};
+
+function initCategories<T extends unknown, C extends Categories<T>>(categories: C): CategoryReturnType<T, C> {
+  return Object.keys(categories).reduce((map, key) => {
+    map[key] = [];
+    return map;
+  }, {}) as CategoryReturnType<T, C>;
+}
+
+export function categorize<T extends unknown, C extends Categories<T>>(
+  arr: T[],
+  categories: C,
+): CategoryReturnType<T, C> {
+  const result = initCategories<T, C>(categories);
+  const categoryEntries = Object.entries(categories);
+
+  itemLoop: for (const item of arr) {
+    for (const [category, fn] of categoryEntries) {
+      if (fn(item)) {
+        result[category].push(item);
+        continue itemLoop;
+      }
+    }
+  }
+
+  return result;
+}