Swift bookclub

Referential Transparency

page 72-73

Try to make your API free of mutable state

Result

show enum, map, ??

QuickCheck

show example

Sequences/Generators

You get map/filter/etc for free

Functors, Applicative Functors, Monads

Importance = very

Functor = map exists

show examples

Applicative Functor

pg 171

Applicative Functor

pg 171, pure, <*>

Monad

pg 174-5, pure, >>= (bind aka flatMap)

Why

pg 177

Provides vocabulary in conversations/api specs

 

Precise definition save you from rediscovering the wheel (a complicated wheel)

Read Ch.12

(Parser combinators)

Applicative functors!

Functional Programming

pg. 181

Modularity

Be careful with mutable state

Types

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