refactor: remove dead code (#2998)

Author: dariakp

src/utils.ts

@@ -41,23 +41,6 @@ export const MAX_JS_INT = Number.MAX_SAFE_INTEGER + 1;
 
 export type AnyOptions = Document;
 
-/**
- * Add a readonly enumerable property.
- * @internal
- */
-export function getSingleProperty(
-  obj: AnyOptions,
-  name: string | number | symbol,
-  value: unknown
-): void {
-  Object.defineProperty(obj, name, {
-    enumerable: true,
-    get() {
-      return value;
-    }
-  });
-}
-
 /**
  * Throws if collectionName is not a valid mongodb collection namespace.
  * @internal
@@ -185,17 +168,6 @@ export function isObject(arg: unknown): arg is object {
   return '[object Object]' === Object.prototype.toString.call(arg);
 }
 
-/** @internal */
-export function decorateCommand(command: Document, options: Document, exclude: string[]): Document {
-  for (const name in options) {
-    if (!exclude.includes(name)) {
-      command[name] = options[name];
-    }
-  }
-
-  return command;
-}
-
 /** @internal */
 export function mergeOptions<T, S>(target: T, source: S): T & S {
   return { ...target, ...source };
@@ -657,11 +629,6 @@ export function databaseNamespace(ns: string): string {
   return ns.split('.')[0];
 }
 
-/** @internal */
-export function collectionNamespace(ns: string): string {
-  return ns.split('.').slice(1).join('.');
-}
-
 /**
  * Synchronously Generate a UUIDv4
  * @internal