diff options
author | iximeow <me@iximeow.net> | 2015-03-02 15:34:34 -0800 |
---|---|---|
committer | iximeow <me@iximeow.net> | 2015-03-02 15:34:34 -0800 |
commit | 9827904a6aa6b649665cf78fa56716011fb37e6d (patch) | |
tree | a7d7ef6c08fa92226bee434f5e6d29d179e80c21 /src/FunctionUtils.scala |
initial commit
Diffstat (limited to 'src/FunctionUtils.scala')
-rw-r--r-- | src/FunctionUtils.scala | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/FunctionUtils.scala b/src/FunctionUtils.scala new file mode 100644 index 0000000..3d6610c --- /dev/null +++ b/src/FunctionUtils.scala @@ -0,0 +1,19 @@ +package ixee.cryptopals.utils + +object FunctionUtils { + // Because doing (_ f _).tupled confuses the inferencer... + def tup[A, B, C](f: (A, B) => C): ((A, B)) => C = f.tupled + + def ident[A]: A => A = { x => x } + + implicit class Compositor[A, B](f: A => B) { + def :|[C](g: B => C): A => C = f.andThen(g) + } + + implicit class Tap[A](x: A) { + def tap(f: A => Any): A = { + f(x) + x + } + } +} |