Laziness would be good for Time.Extra.posixToParts
In this post I’m going to show a good example of where laziness would work well. This is of course not an argument that lazy programming languages are somehow better than strictly evaluated programming languages. Rather what I wish to do here is answer the question, what is laziness good for? My example here comes from the justinmimbs/time-extra Elm package. The main purpose of this library is to provide a means for working with the standard library’s Time.Posix values. Functions are provided to calculate the difference between two time values, and also to add/minus a given interval from a given time value. So for example it provides a convenient way to take a given time value and add one day, or two hours, or six months. ...