Use chain operator

fcollonval · fcollonval · commit 63b6e1d650ab · 2022-08-04T14:26:41.000+02:00
diff --git a/packages/commands/src/index.ts b/packages/commands/src/index.ts
@@ -160,7 +160,7 @@ export class CommandRegistry {
    */
   describedBy(id: string): { args: ReadonlyJSONObject | null } {
     let cmd = this._commands[id];
-    return cmd ? cmd.describedBy : { args: null };
+    return cmd?.describedBy ?? { args: null };
   }
 
   /**

Original file line number	Diff line number	Diff line change
`@@ -160,7 +160,7 @@ export class CommandRegistry {`
`160`	`160`	`*/`
`161`	`161`	`describedBy(id: string): { args: ReadonlyJSONObject \| null } {`
`162`	`162`	`let cmd = this._commands[id];`
`163`		`- return cmd ? cmd.describedBy : { args: null };`
	`163`	`+ return cmd?.describedBy ?? { args: null };`
`164`	`164`	`}`
`165`	`165`
`166`	`166`	`/**`