once

Documentation

Overview

Package once contains the implementation details for the once strategy.

The once strategy executes the batch function for every call to Thunk or ThunkMany. It can be configured to call the batch function when Thunk or ThunkMany is called, or the batch function can be called in a background go routine. Defaults to executing per call to Thunk/ThunkMany.

Index

• func NewOnceStrategy(opts ...Option) dataloader.StrategyFunction
• type Option
  • func WithInBackground() Option
  • func WithLogger(l log.Logger) Option

Functions

func NewOnceStrategy

func NewOnceStrategy(opts ...Option) dataloader.StrategyFunction

NewOnceStrategy returns a new instance of the once strategy. The Once strategy calls the batch function for each call to the Thunk if InBackground is false. Otherwise it runs the batch function in a background go routine and blocks calls to Thunk or ThunkMany if the result is not yet fetched.

Types

type Option

type Option func(*options)

Option accepts the dataloader and sets an option on it.

func WithInBackground

func WithInBackground() Option

WithInBackground configures the strategy to load in the background

func WithLogger

func WithLogger(l log.Logger) Option

WithLogger configures the logger for the strategy. Default is a no op logger.