chore: add interface constructors

Author: vasco-santos

src/stream-muxer/types.ts

@@ -2,6 +2,7 @@
  * A libp2p stream muxer
  */
 export interface Muxer {
+  new (options: MuxerOptions): Muxer;  // eslint-disable-line
   multicodec: string;
   readonly streams: Array<MuxedStream>;
   /**
@@ -21,6 +22,12 @@ export interface Muxer {
   onStreamEnd (stream: MuxedStream): void;
 }
 
+export type MuxerOptions = {
+  onStream: (stream: MuxedStream) => void;
+  onStreamEnd: (stream: MuxedStream) => void;
+  maxMsgSize?: number;
+}
+
 export type MuxedTimeline = {
   open: number;
   close?: number;

src/transport/types.ts

@@ -6,6 +6,7 @@ import Connection from '../connection/connection'
  * A libp2p transport is understood as something that offers a dial and listen interface to establish connections.
  */
 export interface Transport {
+  new (upgrader: Upgrader, ...others: any): Transport; // eslint-disable-line
   /**
    * Dial a given multiaddr.
    */