functional-swift

functional-swift copied to clipboard

Page 27: Sample code has `subtract` function, but text talks about `difference` function

1

mlecoz

Thinking Functionally - Example: the complicated canSafelyEngageShip(_:friendly:) function

1

``` extension Ship { func canSafelyEngageShip(target: Ship, friendly: Ship) -> Bool { let rangeRegion = difference(circle(firingRange), minus: circle(unsafeRange)) let firingRegion = shift(rangeRegion, offset: position) let friendlyRegion = shift(circle(unsafeRange), offset: friendly.position)...

Ribbonlan

Hi, I tried to update the code to fits Swift 5.

nazaralwi