Created
December 4, 2011 21:51
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scala> (nil[Int]: MA[List, Int]) | |
res65: scalaz.MA[List,Int] = scalaz.MAs$$anon$3@1d45221 | |
scala> (none[String]: MA[Option, String]) | |
res66: scalaz.MA[Option,String] = scalaz.MAsLow$$anon$1@90cae4 | |
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1 ?|? 1 assert_=== EQ | |
1 ?|? 2 assert_=== LT | |
2 ?|? 1 assert_=== GT | |
"Scalaz" ?|? "Scala" assert_=== GT | |
List(2, 4) ?|? List(3, 5) assert_=== LT |
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assert(1 lt 2) | |
assert(2 gt 1) | |
assert("Scalaz" gt "Scala") | |
assert(List(2, 4) lt List(3, 5)) |
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1 max 1 assert_=== 1 | |
1 max 2 assert_=== 2 | |
2 min 1 assert_=== 1 | |
Identity("Scala") max "Scalaz" assert_=== "Scalaz" | |
Identity(List(2, 4)) min List(3, 5) assert_=== List(2, 4) |
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case class Ikamusume(syokusyu: Int) | |
implicit def IkamusumeOrder: Order[Ikamusume] = order(_.syokusyu ?|? _.syokusyu) | |
implicit def IkamusumeOrder: Order[Ikamusume] = orderBy(_.syokusyu) | |
Ikamusume(10) ?|? Ikamusume(100) assert_=== LT |
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(1 ?|? 1) |+| (1 ?|? 1) |+| (1 ?|? 1) assert_=== EQ | |
(1 ?|? 1) |+| (1 ?|? 2) |+| (2 ?|? 1) assert_=== LT | |
(1 ?|? 1) |+| (2 ?|? 1) |+| (1 ?|? 2) assert_=== GT |
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case class ScalaChan[A](value: A) | |
implicit def ScalaChanEqual[A]: Equal[ScalaChan[A]] = equalA | |
implicit def ScalaChanShow[A]: Show[ScalaChan[A]] = showA | |
implicit def ScalaChanPure = new Pure[ScalaChan] { | |
def pure[A](a: => A) = ScalaChan(a) | |
} | |
"Scalaちゃん".pure[ScalaChan] assert_=== ScalaChan("Scalaちゃん") |
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1.pure[List] assert_=== List(1) | |
"Scalaz".pure[Option] assert_=== "Scalaz".some | |
'Scalaz.pure[Function0] assert_=== (() => 'Scalaz) |
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1.iterate[Stream](1 +).take(3) assert_=== Stream(1, 2, 3) | |
1.repeat[Stream].take(3) assert_=== Stream(1, 1, 1) | |
1.replicate[List](3) assert_=== List(1, 1, 1) | |
lazy val nextPrime: Int => Int = _.doWhile(1 +, i => (2 until i).any(i % _ == 0)) | |
2.iterate[Stream](nextPrime).take(5) assert_=== Stream(2, 3, 5, 7, 11) | |
2.replicate[List](5, nextPrime) assert_=== List(2, 3, 5, 7, 11) | |
2.replicate[Option](3) assert_=== 6.some |
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1 +>: List(1) assert_=== List(1, 1) | |
1 +>: 1.some assert_=== 2.some | |
(1 +>: ((_: Int) + 1)).apply(1) assert_=== 3 |
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