Method fetchSignInMethodsForEmail

packages/firebase-auth/index.d.ts:135–135

(email: string)

	confirmPasswordReset(code: string, newPassword: string): Promise<void>;
	createUserWithEmailAndPassword(email: string, password: string): Promise<IUserCredential>;
	fetchSignInMethodsForEmail(email: string): Promise<string[]>;
	isSignInWithEmailLink(emailLink: string): boolean;
	addAuthStateChangeListener(listener: (user: IUser) => void);
	removeAuthStateChangeListener(listener: (user: IUser) => void);