Index: node_modules/pg/lib/index.js
===================================================================
--- node_modules/pg/lib/index.js	(revision 62b296460f935ff5cc47a75f6567f97df5a244a7)
+++ node_modules/pg/lib/index.js	(revision 62b296460f935ff5cc47a75f6567f97df5a244a7)
@@ -0,0 +1,73 @@
+'use strict'
+
+const Client = require('./client')
+const defaults = require('./defaults')
+const Connection = require('./connection')
+const Result = require('./result')
+const utils = require('./utils')
+const Pool = require('pg-pool')
+const TypeOverrides = require('./type-overrides')
+const { DatabaseError } = require('pg-protocol')
+const { escapeIdentifier, escapeLiteral } = require('./utils')
+
+const poolFactory = (Client) => {
+  return class BoundPool extends Pool {
+    constructor(options) {
+      super(options, Client)
+    }
+  }
+}
+
+const PG = function (clientConstructor) {
+  this.defaults = defaults
+  this.Client = clientConstructor
+  this.Query = this.Client.Query
+  this.Pool = poolFactory(this.Client)
+  this._pools = []
+  this.Connection = Connection
+  this.types = require('pg-types')
+  this.DatabaseError = DatabaseError
+  this.TypeOverrides = TypeOverrides
+  this.escapeIdentifier = escapeIdentifier
+  this.escapeLiteral = escapeLiteral
+  this.Result = Result
+  this.utils = utils
+}
+
+let clientConstructor = Client
+
+let forceNative = false
+try {
+  forceNative = !!process.env.NODE_PG_FORCE_NATIVE
+} catch {
+  // ignore, e.g., Deno without --allow-env
+}
+
+if (forceNative) {
+  clientConstructor = require('./native')
+}
+
+module.exports = new PG(clientConstructor)
+
+// lazy require native module...the native module may not have installed
+Object.defineProperty(module.exports, 'native', {
+  configurable: true,
+  enumerable: false,
+  get() {
+    let native = null
+    try {
+      native = new PG(require('./native'))
+    } catch (err) {
+      if (err.code !== 'MODULE_NOT_FOUND') {
+        throw err
+      }
+    }
+
+    // overwrite module.exports.native so that getter is never called again
+    Object.defineProperty(module.exports, 'native', {
+      value: native,
+    })
+
+    return native
+  },
+})