From 18cc94be943d28ccef0eb42a63dae9960e8460a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tom=C3=A1=C5=A1=20Livora?= <livoratom@gmail.com>
Date: Wed, 26 Jun 2024 23:00:17 +0200
Subject: [PATCH] ts: Add `commitment` param to `addEventListener` (#3052)

---
 CHANGELOG.md                            |  2 ++
 ts/packages/anchor/src/program/event.ts | 12 ++++----
 ts/packages/anchor/src/program/index.ts | 39 +++++++++++++------------
 3 files changed, 29 insertions(+), 24 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e22b2dc27..131e7201c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,8 @@ The minor version will be incremented upon a breaking change and the patch versi
 
 ### Fixes
 
+- ts: add optional `commitment` parameter to `Program.addEventListener` ([#3052](https://github.com/coral-xyz/anchor/pull/3052))
+
 ### Breaking
 
 ## [0.30.1] - 2024-06-20
diff --git a/ts/packages/anchor/src/program/event.ts b/ts/packages/anchor/src/program/event.ts
index 42b41d5db..b10a2746d 100644
--- a/ts/packages/anchor/src/program/event.ts
+++ b/ts/packages/anchor/src/program/event.ts
@@ -1,8 +1,8 @@
-import { PublicKey } from "@solana/web3.js";
-import { IdlEvent, IdlField } from "../idl.js";
+import { Commitment, PublicKey } from "@solana/web3.js";
 import { Coder } from "../coder/index.js";
-import { DecodeType } from "./namespace/types.js";
+import { IdlEvent, IdlField } from "../idl.js";
 import Provider from "../provider.js";
+import { DecodeType } from "./namespace/types.js";
 
 const PROGRAM_LOG = "Program log: ";
 const PROGRAM_DATA = "Program data: ";
@@ -73,7 +73,8 @@ export class EventManager {
 
   public addEventListener(
     eventName: string,
-    callback: (event: any, slot: number, signature: string) => void
+    callback: (event: any, slot: number, signature: string) => void,
+    commitment?: Commitment
   ): number {
     let listener = this._listenerIdCount;
     this._listenerIdCount += 1;
@@ -116,7 +117,8 @@ export class EventManager {
             });
           }
         }
-      }
+      },
+      commitment
     );
 
     return listener;
diff --git a/ts/packages/anchor/src/program/index.ts b/ts/packages/anchor/src/program/index.ts
index 3baa1ff73..f073de9c2 100644
--- a/ts/packages/anchor/src/program/index.ts
+++ b/ts/packages/anchor/src/program/index.ts
@@ -1,28 +1,28 @@
+import { Commitment, PublicKey } from "@solana/web3.js";
 import { inflate } from "pako";
-import { PublicKey } from "@solana/web3.js";
-import Provider, { getProvider } from "../provider.js";
+import { BorshCoder, Coder } from "../coder/index.js";
 import {
   Idl,
-  idlAddress,
-  decodeIdlAccount,
   IdlInstruction,
   convertIdlToCamelCase,
+  decodeIdlAccount,
+  idlAddress,
 } from "../idl.js";
-import { Coder, BorshCoder } from "../coder/index.js";
-import NamespaceFactory, {
-  RpcNamespace,
-  InstructionNamespace,
-  TransactionNamespace,
-  AccountNamespace,
-  SimulateNamespace,
-  MethodsNamespace,
-  ViewNamespace,
-  IdlEvents,
-} from "./namespace/index.js";
+import Provider, { getProvider } from "../provider.js";
 import { utf8 } from "../utils/bytes/index.js";
-import { EventManager } from "./event.js";
-import { Address, translateAddress } from "./common.js";
 import { CustomAccountResolver } from "./accounts-resolver.js";
+import { Address, translateAddress } from "./common.js";
+import { EventManager } from "./event.js";
+import NamespaceFactory, {
+  AccountNamespace,
+  IdlEvents,
+  InstructionNamespace,
+  MethodsNamespace,
+  RpcNamespace,
+  SimulateNamespace,
+  TransactionNamespace,
+  ViewNamespace,
+} from "./namespace/index.js";
 
 export * from "./common.js";
 export * from "./context.js";
@@ -377,9 +377,10 @@ export class Program<IDL extends Idl = Idl> {
       event: IdlEvents<IDL>[E],
       slot: number,
       signature: string
-    ) => void
+    ) => void,
+    commitment?: Commitment
   ): number {
-    return this._events.addEventListener(eventName, callback);
+    return this._events.addEventListener(eventName, callback, commitment);
   }
 
   /**