在我的稳固代码库中,我使用的是一个接口,这些类型是由TypeChain生成的:
import { BaseContract, BigNumber, BigNumberish, BytesLike, CallOverrides, PopulatedTransaction, Signer, utils } from "ethers";
import { FunctionFragment, Result } from "@ethersproject/abi";
import { Listener, Provider } from "@ethersproject/providers";
import { TypedEventFilter, TypedEvent, TypedListener, OnEvent } from "./common";
export interface IHintHelpersInterface extends utils.Interface {
contractName: "IHintHelpers";
functions: {
"getApproxHint(uint256,uint256,uint256)": FunctionFragment;
};
encodeFunctionData(functionFragment: "getApproxHint", values: [BigNumberish, BigNumberish, BigNumberish]): string;
decodeFunctionResult(functionFragment: "getApproxHint", data: BytesLike): Result;
events: {};
}
export interface IHintHelpers extends BaseContract {
contractName: "IHintHelpers";
connect(signerOrProvider: Signer | Provider | string): this;
attach(addressOrName: string): this;
deployed(): Promise<this>;
interface: IHintHelpersInterface;
queryFilter<TEvent extends TypedEvent>(event: TypedEventFilter<TEvent>, fromBlockOrBlockhash?: string | number | undefined, toBlock?: string | number | undefined): Promise<Array<TEvent>>;
listeners<TEvent extends TypedEvent>(eventFilter?: TypedEventFilter<TEvent>): Array<TypedListener<TEvent>>;
listeners(eventName?: string): Array<Listener>;
removeAllListeners<TEvent extends TypedEvent>(eventFilter: TypedEventFilter<TEvent>): this;
removeAllListeners(eventName?: string): this;
off: OnEvent<this>;
on: OnEvent<this>;
once: OnEvent<this>;
removeListener: OnEvent<this>;
functions: {
getApproxHint(_CR: BigNumberish, _numTrials: BigNumberish, _inputRandomSeed: BigNumberish, overrides?: CallOverrides): Promise<[
string,
BigNumber,
BigNumber
] & {
hintAddress: string;
diff: BigNumber;
latestRandomSeed: BigNumber;
}>;
};
getApproxHint(_CR: BigNumberish, _numTrials: BigNumberish, _inputRandomSeed: BigNumberish, overrides?: CallOverrides): Promise<[
string,
BigNumber,
BigNumber
] & {
hintAddress: string;
diff: BigNumber;
latestRandomSeed: BigNumber;
}>;
callStatic: {
getApproxHint(_CR: BigNumberish, _numTrials: BigNumberish, _inputRandomSeed: BigNumberish, overrides?: CallOverrides): Promise<[
string,
BigNumber,
BigNumber
] & {
hintAddress: string;
diff: BigNumber;
latestRandomSeed: BigNumber;
}>;
};
filters: {};
estimateGas: {
getApproxHint(_CR: BigNumberish, _numTrials: BigNumberish, _inputRandomSeed: BigNumberish, overrides?: CallOverrides): Promise<BigNumber>;
};
populateTransaction: {
getApproxHint(_CR: BigNumberish, _numTrials: BigNumberish, _inputRandomSeed: BigNumberish, overrides?: CallOverrides): Promise<PopulatedTransaction>;
};
}
//# sourceMappingURL=IHintHelpers.d.ts.map
我将如何使用它来使用类型记录和以太来实例化合同?我是否只需要创建一个实现这个接口的类?
谢谢
发布于 2022-05-25 11:39:31
有两种方法可以做到这一点:
方法1:(不使用生成的工厂)
import { IHintHelpers } from '../typechain-types';
const contract = new ethers.Contract(address, abi, signer) as IHintHelpers;
方法2:(在typechain中使用生成的工厂)
import { IHintHelpers__factory } from '../typechain-types';
const contract = IHintHelpers__factory.connect(address, signer);
https://ethereum.stackexchange.com/questions/128870
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