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Просмотр файла: mini-contract-cache.js
"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());
});
};
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;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var _a;
Object.defineProperty(exports, "__esModule", { value: true });
exports.MiniContractCache = void 0;
var base_1 = require("@celo/base");
var base_2 = require("./base");
var celo_tokens_1 = require("./celo-tokens");
var Accounts_1 = require("./generated/Accounts");
var Exchange_1 = require("./generated/Exchange");
var ExchangeBRL_1 = require("./generated/ExchangeBRL");
var ExchangeEUR_1 = require("./generated/ExchangeEUR");
var GasPriceMinimum_1 = require("./generated/GasPriceMinimum");
var GoldToken_1 = require("./generated/GoldToken");
var StableToken_1 = require("./generated/StableToken");
var StableTokenBRL_1 = require("./generated/StableTokenBRL");
var StableTokenEUR_1 = require("./generated/StableTokenEUR");
var Accounts_2 = require("./wrappers/Accounts");
var Exchange_2 = require("./wrappers/Exchange");
var GasPriceMinimum_2 = require("./wrappers/GasPriceMinimum");
var GoldTokenWrapper_1 = require("./wrappers/GoldTokenWrapper");
var StableTokenWrapper_1 = require("./wrappers/StableTokenWrapper");
var MINIMUM_CONTRACTS = (_a = {},
_a[base_2.CeloContract.Accounts] = {
newInstance: Accounts_1.newAccounts,
wrapper: Accounts_2.AccountsWrapper,
},
_a[base_2.CeloContract.GasPriceMinimum] = {
newInstance: GasPriceMinimum_1.newGasPriceMinimum,
wrapper: GasPriceMinimum_2.GasPriceMinimumWrapper,
},
_a[base_2.CeloContract.GoldToken] = {
newInstance: GoldToken_1.newGoldToken,
wrapper: GoldTokenWrapper_1.GoldTokenWrapper,
},
_a[base_2.CeloContract.Exchange] = {
newInstance: Exchange_1.newExchange,
wrapper: Exchange_2.ExchangeWrapper,
},
_a[base_2.CeloContract.ExchangeEUR] = {
newInstance: ExchangeEUR_1.newExchangeEur,
wrapper: Exchange_2.ExchangeWrapper,
},
_a[base_2.CeloContract.ExchangeBRL] = {
newInstance: ExchangeBRL_1.newExchangeBrl,
wrapper: Exchange_2.ExchangeWrapper,
},
_a[base_2.CeloContract.StableToken] = {
newInstance: StableToken_1.newStableToken,
wrapper: StableTokenWrapper_1.StableTokenWrapper,
},
_a[base_2.CeloContract.StableTokenBRL] = {
newInstance: StableTokenBRL_1.newStableTokenBrl,
wrapper: StableTokenWrapper_1.StableTokenWrapper,
},
_a[base_2.CeloContract.StableTokenEUR] = {
newInstance: StableTokenEUR_1.newStableTokenEur,
wrapper: StableTokenWrapper_1.StableTokenWrapper,
},
_a);
var contractsWhichRequireCache = new Set([
base_2.CeloContract.Attestations,
base_2.CeloContract.DoubleSigningSlasher,
base_2.CeloContract.DowntimeSlasher,
base_2.CeloContract.Election,
base_2.CeloContract.Governance,
base_2.CeloContract.LockedGold,
base_2.CeloContract.Validators,
]);
/**
* Alternative Contract Cache with Minimal Contracts
*
* Provides access to a subset of wrappers: {@link AccountsWrapper}, {@link ExchangeWrapper}, {@link GasPriceMinimumWrapper} and Celo Token contracts
* Used internally by {@link MiniContractKit}
*
* @param connection – {@link Connection}
* @param registry – {@link AddressRegistry}
*/
var MiniContractCache = /** @class */ (function () {
function MiniContractCache(connection, registry, contractClasses) {
if (contractClasses === void 0) { contractClasses = MINIMUM_CONTRACTS; }
this.connection = connection;
this.registry = registry;
this.contractClasses = contractClasses;
this.cache = new Map();
}
MiniContractCache.prototype.getAccounts = function () {
return this.getContract(base_2.CeloContract.Accounts);
};
MiniContractCache.prototype.getExchange = function (stableToken) {
if (stableToken === void 0) { stableToken = base_1.StableToken.cUSD; }
return this.getContract(celo_tokens_1.stableTokenInfos[stableToken].exchangeContract);
};
MiniContractCache.prototype.getGoldToken = function () {
return this.getContract(base_2.CeloContract.GoldToken);
};
MiniContractCache.prototype.getStableToken = function (stableToken) {
if (stableToken === void 0) { stableToken = base_1.StableToken.cUSD; }
return this.getContract(celo_tokens_1.stableTokenInfos[stableToken].contract);
};
/**
* Get Contract wrapper
*/
MiniContractCache.prototype.getContract = function (contract, address) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!this.isContractAvailable(contract)) {
throw new Error("This instance of MiniContracts was not given a mapping for ".concat(contract, ". Either add it or use WrapperCache for full set of contracts"));
}
if (contractsWhichRequireCache.has(contract)) {
throw new Error("".concat(contract, " cannot be used with MiniContracts as it requires an instance of WrapperCache to be passed in as an argument"));
}
if (!(this.cache.get(contract) == null || address !== undefined)) return [3 /*break*/, 2];
return [4 /*yield*/, this.setContract(contract, address)];
case 1:
_a.sent();
_a.label = 2;
case 2: return [2 /*return*/, this.cache.get(contract)];
}
});
});
};
MiniContractCache.prototype.setContract = function (contract, address) {
return __awaiter(this, void 0, void 0, function () {
var classes, instance, Klass, wrapper;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!!address) return [3 /*break*/, 2];
return [4 /*yield*/, this.registry.addressFor(contract)];
case 1:
address = _a.sent();
_a.label = 2;
case 2:
classes = this.contractClasses[contract];
instance = classes.newInstance(this.connection.web3, address);
Klass = classes.wrapper;
wrapper = new Klass(this.connection, instance);
this.cache.set(contract, wrapper);
return [2 /*return*/];
}
});
});
};
MiniContractCache.prototype.invalidateContract = function (contract) {
this.cache.delete(contract);
};
MiniContractCache.prototype.isContractAvailable = function (contract) {
return !!this.contractClasses[contract];
};
return MiniContractCache;
}());
exports.MiniContractCache = MiniContractCache;
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