Method credential

packages/firebase-auth/index.android.ts:853–871

(optionsOrIdToken: OAuthCredentialOptions | string | null, accessToken?: string)

	}

	credential(optionsOrIdToken: OAuthCredentialOptions | string | null, accessToken?: string) {
		const builder = com.google.firebase.auth.OAuthProvider.newCredentialBuilder(this._providerId);
		if (!optionsOrIdToken && accessToken) {
			builder.setAccessToken(accessToken);
		} else if (optionsOrIdToken) {
			if (typeof optionsOrIdToken === 'string') {
				builder.setAccessToken(accessToken);
			} else if (typeof optionsOrIdToken === 'object') {
				if (optionsOrIdToken.idToken && !optionsOrIdToken.rawNonce) {
					builder.setIdToken(optionsOrIdToken.idToken).setAccessToken(optionsOrIdToken.accessToken);
				} else if (optionsOrIdToken.idToken && optionsOrIdToken.rawNonce) {
					builder.setIdTokenWithRawNonce(optionsOrIdToken.idToken, optionsOrIdToken.rawNonce);
				} else {
					builder.setAccessToken(optionsOrIdToken.accessToken).setIdTokenWithRawNonce(optionsOrIdToken.idToken, optionsOrIdToken.rawNonce);
				}
			}
		}
		return OAuthCredential.fromNative(builder.build() as any);
	}
}

export class TwitterAuthProvider {