Move DatabaseChangedEvent to separate file

Author: koesie10

extensions/ql-vscode/src/databases/local-databases.ts

@@ -32,8 +32,16 @@ import {
 } from "./local-databases/database-item";
 import { DatabaseItemImpl } from "./local-databases/database-item-impl";
 import { DatabaseResolver } from "./local-databases/database-resolver";
+import {
+  DatabaseChangedEvent,
+  DatabaseEventKind,
+} from "./local-databases/database-events";
 
 export { DatabaseContentsWithDbScheme } from "./local-databases/database-contents";
+export {
+  DatabaseChangedEvent,
+  DatabaseEventKind,
+} from "./local-databases/database-events";
 export { DatabaseItem } from "./local-databases/database-item";
 export { DatabaseResolver } from "./local-databases/database-resolver";
 
@@ -59,24 +67,6 @@ const CURRENT_DB = "currentDatabase";
  */
 const DB_LIST = "databaseList";
 
-export enum DatabaseEventKind {
-  Add = "Add",
-  Remove = "Remove",
-
-  // Fired when databases are refreshed from persisted state
-  Refresh = "Refresh",
-
-  // Fired when the current database changes
-  Change = "Change",
-
-  Rename = "Rename",
-}
-
-export interface DatabaseChangedEvent {
-  kind: DatabaseEventKind;
-  item: DatabaseItem | undefined;
-}
-
 /**
  * A promise that resolves to an event's result value when the event
  * `event` fires. If waiting for the event takes too long (by default

extensions/ql-vscode/src/databases/local-databases/database-events.ts

@@ -0,0 +1,19 @@
+import { DatabaseItem } from "./database-item";
+
+export enum DatabaseEventKind {
+  Add = "Add",
+  Remove = "Remove",
+
+  // Fired when databases are refreshed from persisted state
+  Refresh = "Refresh",
+
+  // Fired when the current database changes
+  Change = "Change",
+
+  Rename = "Rename",
+}
+
+export interface DatabaseChangedEvent {
+  kind: DatabaseEventKind;
+  item: DatabaseItem | undefined;
+}

extensions/ql-vscode/src/databases/local-databases/database-item-impl.ts

@@ -14,9 +14,9 @@ import { DatabaseItem, PersistedDatabaseItem } from "./database-item";
 import { isLikelyDatabaseRoot } from "../../helpers";
 import { stat } from "fs-extra";
 import { pathsEqual } from "../../pure/files";
-import { DatabaseChangedEvent, DatabaseEventKind } from "../local-databases";
 import { DatabaseContents } from "./database-contents";
 import { DatabaseResolver } from "./database-resolver";
+import { DatabaseChangedEvent, DatabaseEventKind } from "./database-events";
 
 export class DatabaseItemImpl implements DatabaseItem {
   private _error: Error | undefined = undefined;