Trait Interceptor 

pub trait Interceptor: Send + Sync {
    // Provided methods
    fn on_request(&self, _context: &RequestContext, _headers: &mut HeaderMap) { ... }
    fn on_response(
        &self,
        _context: &RequestContext,
        _status: StatusCode,
        _headers: &HeaderMap,
    ) { ... }
    fn on_error(&self, _context: &RequestContext, _error: &Error) { ... }
}

Active hook for mutating or observing request execution.

Provided Methods

fn on_request(&self, _context: &RequestContext, _headers: &mut HeaderMap)

Called before a request is sent. Interceptors may mutate headers.

fn on_response( &self, _context: &RequestContext, _status: StatusCode, _headers: &HeaderMap, )

Called after a response status and headers are received.

fn on_error(&self, _context: &RequestContext, _error: &Error)

Called when request execution ends in an error.

Implementors