ethers.js/packages/providers/lib/cloudflare-provider.js

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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})();
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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};
Object.defineProperty(exports, "__esModule", { value: true });
var url_json_rpc_provider_1 = require("./url-json-rpc-provider");
var logger_1 = require("@ethersproject/logger");
var _version_1 = require("./_version");
var logger = new logger_1.Logger(_version_1.version);
var CloudflareProvider = /** @class */ (function (_super) {
    __extends(CloudflareProvider, _super);
    function CloudflareProvider() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    CloudflareProvider.getApiKey = function (apiKey) {
        if (apiKey != null) {
            logger.throwArgumentError("apiKey not supported for cloudflare", "apiKey", apiKey);
        }
        return null;
    };
    CloudflareProvider.getUrl = function (network, apiKey) {
        var host = null;
        switch (network.name) {
            case "homestead":
                host = "https://cloudflare-eth.com/";
                break;
            default:
                logger.throwArgumentError("unsupported network", "network", arguments[0]);
        }
        return host;
    };
    CloudflareProvider.prototype.perform = function (method, params) {
        return __awaiter(this, void 0, void 0, function () {
            var block;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        if (!(method === "getBlockNumber")) return [3 /*break*/, 2];
                        return [4 /*yield*/, _super.prototype.perform.call(this, "getBlock", { blockTag: "latest" })];
                    case 1:
                        block = _a.sent();
                        return [2 /*return*/, block.number];
                    case 2: return [2 /*return*/, _super.prototype.perform.call(this, method, params)];
                }
            });
        });
    };
    return CloudflareProvider;
}(url_json_rpc_provider_1.UrlJsonRpcProvider));
exports.CloudflareProvider = CloudflareProvider;