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63 lines
1.7 KiB
63 lines
1.7 KiB
'use strict'
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/**
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* Copyright (c) 2010-2017 Brian Carlson (brian.m.carlson@gmail.com)
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* All rights reserved.
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*
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* This source code is licensed under the MIT license found in the
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* README.md file in the root directory of this source tree.
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*/
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var util = require('util')
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var Client = require('./client')
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var defaults = require('./defaults')
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var Connection = require('./connection')
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var Pool = require('pg-pool')
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const checkConstructor = require('./compat/check-constructor')
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const poolFactory = (Client) => {
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var BoundPool = function (options) {
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// eslint-disable-next-line no-eval
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checkConstructor('pg.Pool', 'PG-POOL-NEW', () => eval('new.target'))
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var config = Object.assign({ Client: Client }, options)
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return new Pool(config)
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}
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util.inherits(BoundPool, Pool)
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return BoundPool
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}
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var PG = function (clientConstructor) {
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this.defaults = defaults
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this.Client = clientConstructor
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this.Query = this.Client.Query
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this.Pool = poolFactory(this.Client)
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this._pools = []
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this.Connection = Connection
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this.types = require('pg-types')
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}
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if (typeof process.env.NODE_PG_FORCE_NATIVE !== 'undefined') {
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module.exports = new PG(require('./native'))
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} else {
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module.exports = new PG(Client)
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// lazy require native module...the native module may not have installed
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module.exports.__defineGetter__('native', function () {
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delete module.exports.native
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var native = null
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try {
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native = new PG(require('./native'))
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} catch (err) {
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if (err.code !== 'MODULE_NOT_FOUND') {
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throw err
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}
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/* eslint-disable no-console */
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console.error(err.message)
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/* eslint-enable no-console */
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}
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module.exports.native = native
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return native
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})
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}
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