Put everything in src directories

packages/net/src/Pool.ts

@@ -0,0 +1,49 @@
+import {Emitter} from '@welshman/lib'
+import {Connection} from "./Connection"
+
+export class Pool extends Emitter {
+  data: Map<string, Connection>
+  constructor() {
+    super()
+
+    this.data = new Map()
+  }
+  has(url: string) {
+    return this.data.has(url)
+  }
+  get(url: string, {autoConnect = true, reconnectAfter = 3000} = {}): Connection {
+    let connection = this.data.get(url)
+
+    if (autoConnect) {
+      if (!connection) {
+        connection = new Connection(url)
+
+        this.data.set(url, connection)
+        this.emit('init', connection)
+
+        connection.on('open', () => this.emit('open', connection))
+        connection.on('close', () => this.emit('close', connection))
+      }
+
+      connection.ensureConnected({
+        shouldReconnect: connection.meta.lastClose < Date.now() - reconnectAfter,
+      })
+    }
+
+    return connection!
+  }
+  remove(url: string) {
+    const connection = this.data.get(url)
+
+    if (connection) {
+      connection.destroy()
+
+      this.data.delete(url)
+    }
+  }
+  clear() {
+    for (const url of this.data.keys()) {
+      this.remove(url)
+    }
+  }
+}