@openzeppelin/upgrades
Version:
JavaScript library for the OpenZeppelin smart contract platform
36 lines • 1.75 kB
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());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const ZWeb3_1 = __importDefault(require("../artifacts/ZWeb3"));
const Addresses_1 = require("../utils/Addresses");
class MinimalProxy {
constructor(address) {
this.address = Addresses_1.toAddress(address);
}
static at(address) {
return new this(address);
}
implementation() {
return __awaiter(this, void 0, void 0, function* () {
// Implementation address is in bytes 10-29
// (see http://eips.ethereum.org/EIPS/eip-1167)
// We are slicing on the hex representation, hence 2 chars per byte,
// and have also to account for the initial 0x in the string
const code = yield ZWeb3_1.default.eth.getCode(this.address);
return `0x${code.slice(22, 62)}`;
});
}
}
exports.default = MinimalProxy;
//# sourceMappingURL=MinimalProxy.js.map