89 lines
3.9 KiB
JavaScript
89 lines
3.9 KiB
JavaScript
"use strict";
|
|
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");
|
|
}
|
|
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"
|
|
});
|
|
}
|
|
}
|
|
//# sourceMappingURL=url-json-rpc-provider.js.map
|