/*
This file is part of web3.js.
web3.js is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
web3.js is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with web3.js. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file index.js
* @author Fabian Vogelsteller <fabian@ethereum.org>
* @date 2017
*/
"use strict";
var requestManager = require('web3-core-requestmanager');
var extend = require('./extend.js');
module.exports = {
packageInit: function (pkg, args) {
args = Array.prototype.slice.call(args);
Iif (!pkg) {
throw new Error('You need to instantiate using the "new" keyword.');
}
// make property of pkg._provider, which can properly set providers
Object.defineProperty(pkg, 'currentProvider', {
get: function () {
return pkg._provider;
},
set: function (value) {
return pkg.setProvider(value);
},
enumerable: true,
configurable: true
});
// inherit from web3 umbrella package
if (args[0] && args[0]._requestManager) {
pkg._requestManager = new requestManager.Manager(args[0].currentProvider);
// set requestmanager on package
} else {
pkg._requestManager = new requestManager.Manager();
pkg._requestManager.setProvider(args[0], args[1]);
}
// add givenProvider
pkg.givenProvider = requestManager.Manager.givenProvider;
pkg.providers = requestManager.Manager.providers;
pkg._provider = pkg._requestManager.provider;
// add SETPROVIDER function (don't overwrite if already existing)
if (!pkg.setProvider) {
pkg.setProvider = function (provider, net) {
pkg._requestManager.setProvider(provider, net);
pkg._provider = pkg._requestManager.provider;
return true;
};
}
// attach batch request creation
pkg.BatchRequest = requestManager.BatchManager.bind(null, pkg._requestManager);
// attach extend function
pkg.extend = extend(pkg);
},
addProviders: function (pkg) {
pkg.givenProvider = requestManager.Manager.givenProvider;
pkg.providers = requestManager.Manager.providers;
}
};
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