hardhat
Version:
Hardhat is an extensible developer tool that helps smart contract developers increase productivity by reliably bringing together the tools they want.
58 lines • 2.34 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ChainIdValidatorProvider = exports.ProviderWrapperWithChainId = void 0;
const errors_1 = require("../errors");
const errors_list_1 = require("../errors-list");
const base_types_1 = require("../jsonrpc/types/base-types");
const wrapper_1 = require("./wrapper");
class ProviderWrapperWithChainId extends wrapper_1.ProviderWrapper {
async _getChainId() {
if (this._chainId === undefined) {
try {
this._chainId = await this._getChainIdFromEthChainId();
}
catch {
// If eth_chainId fails we default to net_version
this._chainId = await this._getChainIdFromEthNetVersion();
}
}
return this._chainId;
}
async _getChainIdFromEthChainId() {
const id = (await this._wrappedProvider.request({
method: "eth_chainId",
}));
return (0, base_types_1.rpcQuantityToNumber)(id);
}
async _getChainIdFromEthNetVersion() {
const id = (await this._wrappedProvider.request({
method: "net_version",
}));
// There's a node returning this as decimal instead of QUANTITY.
// TODO: Document here which node does that
return id.startsWith("0x") ? (0, base_types_1.rpcQuantityToNumber)(id) : parseInt(id, 10);
}
}
exports.ProviderWrapperWithChainId = ProviderWrapperWithChainId;
class ChainIdValidatorProvider extends ProviderWrapperWithChainId {
constructor(provider, _expectedChainId) {
super(provider);
this._expectedChainId = _expectedChainId;
this._alreadyValidated = false;
}
async request(args) {
if (!this._alreadyValidated) {
const actualChainId = await this._getChainId();
if (actualChainId !== this._expectedChainId) {
throw new errors_1.HardhatError(errors_list_1.ERRORS.NETWORK.INVALID_GLOBAL_CHAIN_ID, {
configChainId: this._expectedChainId,
connectionChainId: actualChainId,
});
}
this._alreadyValidated = true;
}
return this._wrappedProvider.request(args);
}
}
exports.ChainIdValidatorProvider = ChainIdValidatorProvider;
//# sourceMappingURL=chainId.js.map