Added the ability to update custom modules after a command is executed. (#476)

lib/types/utils.d.ts

@@ -1,7 +1,13 @@
 import { substitutes } from 'lib/icons';
 import { EventArgs } from './widget';
+import { Variable } from 'types/variable';
 
 type SubstituteKeys = keyof typeof substitutes;
 
-export type ThrottleFn = (cmd: string, args: EventArgs, fn?: (output: string) => void) => void;
+export type ThrottleFn = (
+    cmd: string,
+    args: EventArgs,
+    fn?: (output: string) => void,
+    postInputUpdated?: Variable<boolean>,
+) => void;
 export type ThrottleFnCallback = ((output: string) => void) | undefined;