fastly::erl::RateCounter Class Reference

#include <erl.h>

Public Member Functions
	RateCounter (std::string name)
tl::expected< void, ERLError >	increment (std::string_view entry, std::uint32_t delta)
	Increment an entry in the ratecounter by delta.
tl::expected< std::uint32_t, ERLError >	lookup_rate (std::string_view entry, RateWindow window) const
	Lookup the current rate for entry in the rate counter for a window.
tl::expected< std::uint32_t, ERLError >	lookup_count (std::string_view entry, CounterDuration duration) const
	Lookup the current count for entry in the rate counter for a duration.
std::string_view	name () const

Detailed Description

A rate counter that can be used with an edge rate limiter or stand alone for counting and rate calculations

Examples

erl.cpp.

Constructor & Destructor Documentation

RateCounter()

fastly::erl::RateCounter::RateCounter ( std::string name )

inlineexplicit

Member Function Documentation

increment()

tl::expected< void, ERLError > fastly::erl::RateCounter::increment	(	std::string_view	entry,
		std::uint32_t	delta )

Increment an entry in the ratecounter by delta.

lookup_count()

tl::expected< std::uint32_t, ERLError > fastly::erl::RateCounter::lookup_count	(	std::string_view	entry,
		CounterDuration	duration ) const

Lookup the current count for entry in the rate counter for a duration.

lookup_rate()

tl::expected< std::uint32_t, ERLError > fastly::erl::RateCounter::lookup_rate	(	std::string_view	entry,
		RateWindow	window ) const

Lookup the current rate for entry in the rate counter for a window.

Examples

erl.cpp.

name()

std::string_view fastly::erl::RateCounter::name ( ) const

inline

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The documentation for this class was generated from the following file:

• include/fastly/erl.h