Struct OptionsClient 

pub struct OptionsClient { /* private fields */ }

Yahoo Finance options client backed by yf-common auth and rate limiting.

Implementations

impl OptionsClient

pub fn new(requests_per_minute: u32) -> Result<Self>

Create a new options client with rate limiting.

The client is NOT authenticated yet — call authenticate() before fetching data.

pub async fn authenticate(&self) -> Result<()>

Initialize session by fetching cookies and crumb via yf-common CrumbAuth.

pub async fn fetch_options_chain( &self, symbol: &str, expiration_timestamp: Option<i64>, ) -> Result<ApiResponse>

Fetch options chain for a symbol with optional expiration filter.

pub async fn fetch_all_expirations(&self, symbol: &str) -> Result<Vec<i64>>

Fetch all expiration dates for a symbol.

pub async fn fetch_options_for_expiration( &self, symbol: &str, expiration: i64, ) -> Result<ApiResponse>

Fetch options for a specific expiration date.