middleware

const (
	// HeaderRateLimitLimit, HeaderRateLimitRemaining, and HeaderRateLimitReset
	// are the recommended return header values from IETF on rate limiting. Reset
	// is in UTC time.
	HeaderRateLimitLimit     = "X-RateLimit-Limit"
	HeaderRateLimitRemaining = "X-RateLimit-Remaining"
	HeaderRateLimitReset     = "X-RateLimit-Reset"

	// HeaderRetryAfter is the header used to indicate when a client should retry
	// requests (when the rate limit expires), in UTC time.
	HeaderRetryAfter = "Retry-After"
)

const HeaderCsrfKey = "X-CSRF-TOKEN"