saepenatus
Version:
Web3-Onboard makes it simple to connect Ethereum hardware and software wallets to your dapp. Features standardised spec compliant web3 providers for all supported wallets, framework agnostic modern javascript UI with code splitting, CSS customization, mul
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JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import { defineReadOnly, getStatic } from "@ethersproject/properties";
import { Logger } from "@ethersproject/logger";
import { version } from "./_version";
const logger = new Logger(version);
import { JsonRpcProvider } from "./json-rpc-provider";
// A StaticJsonRpcProvider is useful when you *know* for certain that
// the backend will never change, as it never calls eth_chainId to
// verify its backend. However, if the backend does change, the effects
// are undefined and may include:
// - inconsistent results
// - locking up the UI
// - block skew warnings
// - wrong results
// If the network is not explicit (i.e. auto-detection is expected), the
// node MUST be running and available to respond to requests BEFORE this
// is instantiated.
export class StaticJsonRpcProvider extends JsonRpcProvider {
detectNetwork() {
const _super = Object.create(null, {
detectNetwork: { get: () => super.detectNetwork }
});
return __awaiter(this, void 0, void 0, function* () {
let network = this.network;
if (network == null) {
network = yield _super.detectNetwork.call(this);
if (!network) {
logger.throwError("no network detected", Logger.errors.UNKNOWN_ERROR, {});
}
// If still not set, set it
if (this._network == null) {
// A static network does not support "any"
defineReadOnly(this, "_network", network);
this.emit("network", network, null);
}
}
return network;
});
}
}
export class UrlJsonRpcProvider extends StaticJsonRpcProvider {
constructor(network, apiKey) {
logger.checkAbstract(new.target, UrlJsonRpcProvider);
// Normalize the Network and API Key
network = getStatic(new.target, "getNetwork")(network);
apiKey = getStatic(new.target, "getApiKey")(apiKey);
const connection = getStatic(new.target, "getUrl")(network, apiKey);
super(connection, network);
if (typeof (apiKey) === "string") {
defineReadOnly(this, "apiKey", apiKey);
}
else if (apiKey != null) {
Object.keys(apiKey).forEach((key) => {
defineReadOnly(this, key, apiKey[key]);
});
}
}
_startPending() {
logger.warn("WARNING: API provider does not support pending filters");
}
isCommunityResource() {
return false;
}
getSigner(address) {
return logger.throwError("API provider does not support signing", Logger.errors.UNSUPPORTED_OPERATION, { operation: "getSigner" });
}
listAccounts() {
return Promise.resolve([]);
}
// Return a defaultApiKey if null, otherwise validate the API key
static getApiKey(apiKey) {
return apiKey;
}
// Returns the url or connection for the given network and API key. The
// API key will have been sanitized by the getApiKey first, so any validation
// or transformations can be done there.
static getUrl(network, apiKey) {
return logger.throwError("not implemented; sub-classes must override getUrl", Logger.errors.NOT_IMPLEMENTED, {
operation: "getUrl"
});
}
}
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