UniqueRunner

public class UniqueRunner

A class used to run a function only once.

Example:

   let ur = UniqueRunner()
   var result = ur.runOnce(addNumbers(2, 2))
   result = ur.runOnce(addNumbers(5, 5))
   result = ur.runOnce(addNumbers(10, 10))

   result == 4 // true

  • Indicates if the method has run already

    Declaration

    Swift

    public var hasRun = false

  • Run any method once and always returns the result of the run when called multiple times

    Parameter

    Parameter function: the function that needs to run only once

    Returns

    the function result

    Declaration

    Swift

    public func runOnce<T>(_ function: @autoclosure () -> T) -> T

    Parameters

    function

    the function that needs to run only once

    Return Value

    the function result