From ca520775eb26f5ed501375fdb24ba698c9a8c8c8 Mon Sep 17 00:00:00 2001
From: Vasco Santos <vasco.santos@moxy.studio>
Date: Wed, 20 Jan 2021 10:15:40 +0100
Subject: [PATCH] fix: event emitter types with local types (#80)

---
 src/pubsub/index.js        |  4 +++-
 src/pubsub/peer-streams.js |  4 +++-
 src/types.ts               | 18 ++++++++++++++++++
 3 files changed, 24 insertions(+), 2 deletions(-)
 create mode 100644 src/types.ts

diff --git a/src/pubsub/index.js b/src/pubsub/index.js
index e4d83be..4fd93c1 100644
--- a/src/pubsub/index.js
+++ b/src/pubsub/index.js
@@ -1,7 +1,9 @@
 'use strict'
 
 const debug = require('debug')
-const { EventEmitter } = require('events')
+/** @typedef {import('../types').EventEmitterFactory} Events */
+/** @type Events */
+const EventEmitter = require('events')
 const errcode = require('err-code')
 
 const { pipe } = require('it-pipe')
diff --git a/src/pubsub/peer-streams.js b/src/pubsub/peer-streams.js
index d238bb5..feedca1 100644
--- a/src/pubsub/peer-streams.js
+++ b/src/pubsub/peer-streams.js
@@ -1,6 +1,8 @@
 'use strict'
 
-const { EventEmitter } = require('events')
+/** @typedef {import('../types').EventEmitterFactory} Events */
+/** @type Events */
+const EventEmitter = require('events')
 
 const lp = require('it-length-prefixed')
 
diff --git a/src/types.ts b/src/types.ts
new file mode 100644
index 0000000..554dfdf
--- /dev/null
+++ b/src/types.ts
@@ -0,0 +1,18 @@
+export interface EventEmitterFactory {
+  new(): EventEmitter;
+}
+
+export interface EventEmitter {
+  addListener(event: string | symbol, listener: (...args: any[]) => void);
+  on(event: string | symbol, listener: (...args: any[]) => void);
+  once(event: string | symbol, listener: (...args: any[]) => void);
+  removeListener(event: string | symbol, listener: (...args: any[]) => void);
+  off(event: string | symbol, listener: (...args: any[]) => void);
+  removeAllListeners(event?: string | symbol);
+  setMaxListeners(n: number);
+  getMaxListeners(): number;
+  listeners(event: string | symbol): Function[]; // eslint-disable-line @typescript-eslint/ban-types
+  rawListeners(event: string | symbol): Function[]; // eslint-disable-line @typescript-eslint/ban-types
+  emit(event: string | symbol, ...args: any[]): boolean;
+  listenerCount(event: string | symbol): number;
+}