export class DexSDKError extends Error {
    constructor(message: string) {
        super(message);
        this.name = 'DexSDKError';
        Object.setPrototypeOf(this, DexSDKError.prototype);
    }
}


export class ETFNotExistsError extends DexSDKError {
    constructor(message: string) {
        super(message);
        this.name = 'ETFNotExistsError';
        Object.setPrototypeOf(this, ETFNotExistsError.prototype);
    }
}

export class ETFExistsError extends DexSDKError {
    constructor(message: string) {
        super(message);
        this.name = 'ETFExistsError';
        Object.setPrototypeOf(this, ETFExistsError.prototype);
    }
}

export class ETFInsufficientBalanceError extends DexSDKError {
    constructor(message: string) {
        super(message);
        this.name = 'ETFInsufficientBalanceError';
        Object.setPrototypeOf(this, ETFInsufficientBalanceError.prototype);
    }
}

export class ETFInvalidParamsError extends DexSDKError {
    constructor(message: string) {
        super(message);
        this.name = 'ETFInvalidParamsError';
        Object.setPrototypeOf(this, ETFInvalidParamsError.prototype);
    }
}


export const isETFError = (error: unknown): error is ETFNotExistsError | ETFInsufficientBalanceError | ETFInvalidParamsError => {
    return error instanceof ETFNotExistsError ||
        error instanceof ETFInsufficientBalanceError ||
        error instanceof ETFInvalidParamsError;
};