import ProgressState type to d.ts

Author: jerch

addons/addon-progress/src/ProgressAddon.ts

@@ -7,7 +7,7 @@ import type { Terminal, ITerminalAddon, IDisposable } from '@xterm/xterm';
 import type { ProgressAddon as IProgressApi, IProgress, ProgressHandler } from '@xterm/addon-progress';
 
 
-const enum ProgressState {
+export const enum ProgressState {
   REMOVE = 0,
   SET = 1,
   ERROR = 2,

addons/addon-progress/typings/addon-progress.d.ts

@@ -4,6 +4,7 @@
  */
 
 import { Terminal, ITerminalAddon, IDisposable } from '@xterm/xterm';
+import type { ProgressState } from '../src/ProgressAddon';
 
 declare module '@xterm/addon-progress' {
   /** xterm.js addon providing an interface for ConEmu's progress sequence */
@@ -21,10 +22,10 @@ declare module '@xterm/addon-progress' {
 
   /** progress object interface */
   export interface IProgress {
-    state: 0 | 1 | 2 | 3 | 4;
+    state: ProgressState;
     value: number;
   }
 
   /** Progress handler type */
-  export type ProgressHandler = (state: 0 | 1 | 2 | 3 | 4, value: number) => void;
+  export type ProgressHandler = (state: ProgressState, value: number) => void;
 }