How to use the @ethersproject/sha2.ripemd160 function in @ethersproject/sha2

var _newTarget = this.constructor;
        logger.checkNew(_newTarget, HDNode);
        if (constructorGuard !== _constructorGuard) {
            throw new Error("HDNode constructor cannot be called directly");
        }
        if (privateKey) {
            var signingKey = new signing_key_1.SigningKey(privateKey);
            properties_1.defineReadOnly(this, "privateKey", signingKey.privateKey);
            properties_1.defineReadOnly(this, "publicKey", signingKey.compressedPublicKey);
        }
        else {
            properties_1.defineReadOnly(this, "privateKey", null);
            properties_1.defineReadOnly(this, "publicKey", bytes_1.hexlify(publicKey));
        }
        properties_1.defineReadOnly(this, "parentFingerprint", parentFingerprint);
        properties_1.defineReadOnly(this, "fingerprint", bytes_1.hexDataSlice(sha2_1.ripemd160(sha2_1.sha256(this.publicKey)), 0, 4));
        properties_1.defineReadOnly(this, "address", transactions_1.computeAddress(this.publicKey));
        properties_1.defineReadOnly(this, "chainCode", chainCode);
        properties_1.defineReadOnly(this, "index", index);
        properties_1.defineReadOnly(this, "depth", depth);
        properties_1.defineReadOnly(this, "mnemonic", mnemonic);
        properties_1.defineReadOnly(this, "path", path);
    }
    Object.defineProperty(HDNode.prototype, "extendedKey", {

constructor(constructorGuard, privateKey, publicKey, parentFingerprint, chainCode, index, depth, mnemonic, path) {
        logger.checkNew(new.target, HDNode);
        if (constructorGuard !== _constructorGuard) {
            throw new Error("HDNode constructor cannot be called directly");
        }
        if (privateKey) {
            const signingKey = new SigningKey(privateKey);
            defineReadOnly(this, "privateKey", signingKey.privateKey);
            defineReadOnly(this, "publicKey", signingKey.compressedPublicKey);
        }
        else {
            defineReadOnly(this, "privateKey", null);
            defineReadOnly(this, "publicKey", hexlify(publicKey));
        }
        defineReadOnly(this, "parentFingerprint", parentFingerprint);
        defineReadOnly(this, "fingerprint", hexDataSlice(ripemd160(sha256(this.publicKey)), 0, 4));
        defineReadOnly(this, "address", computeAddress(this.publicKey));
        defineReadOnly(this, "chainCode", chainCode);
        defineReadOnly(this, "index", index);
        defineReadOnly(this, "depth", depth);
        defineReadOnly(this, "mnemonic", mnemonic);
        defineReadOnly(this, "path", path);
    }
    get extendedKey() {

if (constructorGuard !== _constructorGuard) {
            throw new Error("HDNode constructor cannot be called directly");
        }

        if (privateKey) {
            const signingKey = new SigningKey(privateKey);
            defineReadOnly(this, "privateKey", signingKey.privateKey);
            defineReadOnly(this, "publicKey", signingKey.compressedPublicKey);
        } else {
            defineReadOnly(this, "privateKey", null);
            defineReadOnly(this, "publicKey", hexlify(publicKey));
        }

        defineReadOnly(this, "parentFingerprint", parentFingerprint);
        defineReadOnly(this, "fingerprint", hexDataSlice(ripemd160(sha256(this.publicKey)), 0, 4));

        defineReadOnly(this, "address", computeAddress(this.publicKey));

        defineReadOnly(this, "chainCode", chainCode);

        defineReadOnly(this, "index", index);
        defineReadOnly(this, "depth", depth);

        defineReadOnly(this, "mnemonic", mnemonic);
        defineReadOnly(this, "path", path);
    }