[@types/selectize] Add types for missing methods

types/node/buffer.d.ts

@@ -868,7 +868,7 @@ declare module "buffer" {
             copy(target: Uint8Array, targetStart?: number, sourceStart?: number, sourceEnd?: number): number;
             /**
              * Returns a new `Buffer` that references the same memory as the original, but
-             * offset and cropped by the `start` and `end` indices.
+             * offset and cropped by the `start` and `end` indexes.
              *
              * This method is not compatible with the `Uint8Array.prototype.slice()`,
              * which is a superclass of `Buffer`. To copy the slice, use`Uint8Array.prototype.slice()`.
@@ -902,7 +902,7 @@ declare module "buffer" {
             slice(start?: number, end?: number): Buffer;
             /**
              * Returns a new `Buffer` that references the same memory as the original, but
-             * offset and cropped by the `start` and `end` indices.
+             * offset and cropped by the `start` and `end` indexes.
              *
              * Specifying `end` greater than `buf.length` will return the same result as
              * that of `end` equal to `buf.length`.
@@ -2256,7 +2256,7 @@ declare module "buffer" {
              */
             includes(value: string | number | Buffer, byteOffset?: number, encoding?: BufferEncoding): boolean;
             /**
-             * Creates and returns an [iterator](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols) of `buf` keys (indices).
+             * Creates and returns an [iterator](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols) of `buf` keys (indexes).
              *
              * ```js
              * import { Buffer } from 'node:buffer';

types/node/dgram.d.ts

@@ -396,7 +396,7 @@ declare module "dgram" {
          */
         setBroadcast(flag: boolean): void;
         /**
-         * _All references to scope in this section are referring to [IPv6 Zone Indices](https://en.wikipedia.org/wiki/IPv6_address#Scoped_literal_IPv6_addresses), which are defined by [RFC
+         * _All references to scope in this section are referring to [IPv6 Zone Indexes](https://en.wikipedia.org/wiki/IPv6_address#Scoped_literal_IPv6_addresses), which are defined by [RFC
          * 4007](https://tools.ietf.org/html/rfc4007). In string form, an IP_
          * _with a scope index is written as `'IP%scope'` where scope is an interface name_
          * _or interface number._

types/node/events.d.ts

@@ -672,7 +672,7 @@ declare module "events" {
                  * ```
                  *
                  * Because listeners are managed using an internal array, calling this will
-                 * change the position indices of any listener registered _after_ the listener
+                 * change the position indexes of any listener registered _after_ the listener
                  * being removed. This will not impact the order in which listeners are called,
                  * but it means that any copies of the listener array as returned by
                  * the `emitter.listeners()` method will need to be recreated.

types/selectize/index.d.ts

@@ -475,6 +475,11 @@ declare namespace Selectize {
          */
         addItem(value: T, silent?: boolean): void;
 
+        /**
+         * "Selects" multiple items at once. Adds them to the list at the current caret position.
+         */
+        addItems(values: T, silent?: boolean): void;
+
         /**
          * Removes the selected item matching the provided value.
          */
@@ -500,6 +505,16 @@ declare namespace Selectize {
          */
         addOptionGroup(id: string, data: U): void;
 
+        /**
+         * Clears all existing option groups.
+         */
+        clearOptionGroups(): void;
+
+        /**
+         * Removes an existing option group.
+         */
+        removeOptionGroup(id: string): void;
+
         // Events
         // ------------------------------------------------------------------------------------------------------------