Add onMultipleOptionChange

src/common/services/Services.ts

@@ -201,6 +201,14 @@ export interface IOptionsService {
    */
   // eslint-disable-next-line @typescript-eslint/naming-convention
   onSpecificOptionChange<T extends keyof ITerminalOptions>(key: T, listener: (arg1: Required<ITerminalOptions>[T]) => any): IDisposable;
+
+  /**
+   * Adds an event listener for when a set of specific options change, this is a convenience method
+   * that is preferred over {@link onOptionChange} when multiple options are being listened to and
+   * handled the same way.
+   */
+  // eslint-disable-next-line @typescript-eslint/naming-convention
+  onMultipleOptionChange(keys: (keyof ITerminalOptions)[], listener: () => any): IDisposable;
 }
 
 export type FontWeight = 'normal' | 'bold' | '100' | '200' | '300' | '400' | '500' | '600' | '700' | '800' | '900' | number;