writer
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writer/org.atnos.eff/WriterEffect

WriterEffect

org.atnos.eff.WriterEffect
See theWriterEffect companion trait
object WriterEffect extends WriterEffect

Attributes

Companion
trait
Source
WriterEffect.scala
Graph
Supertypes
trait WriterEffect
class Object
trait Matchable
class Any
Show all
Self type

Members list

Value members

Inherited methods

def EvalFold[A](f: A => Eval[Unit]): RightFold[A, Eval[Unit]]

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def IntoMonoidFold[M : Monoid, A](f: A => M): RightFold[A, M]

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def MonoidFold[A : Monoid]: RightFold[A, A]

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def runWriter[R, U, O, A, B](w: Eff[R, A])(implicit m: Aux[[_] =>> Writer[O, _$1], R, U]): Eff[U, (A, List[O])]

run a writer effect and return the list of written values

run a writer effect and return the list of written values

This uses a ListBuffer internally to append values

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def runWriterEval[R, U, O, A](w: Eff[R, A])(f: O => Eval[Unit])(implicit m: Aux[[_] =>> Writer[O, _$8], R, U], ev: MemberIn[Eval, U]): Eff[U, A]

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def runWriterFold[R, U, O, A, B](w: Eff[R, A])(fold: RightFold[O, B])(implicit m: Aux[[_] =>> Writer[O, _$2], R, U]): Eff[U, (A, B)]

More general fold of runWriter where we can use a fold to accumulate values in a mutable buffer

More general fold of runWriter where we can use a fold to accumulate values in a mutable buffer

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def runWriterIntoMonoid[R, U, O, M, A](w: Eff[R, A])(f: O => M)(implicit m: Aux[[_] =>> Writer[O, _$10], R, U], M: Monoid[M]): Eff[U, (A, M)]

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def runWriterMonoid[R, U, O, A](w: Eff[R, A])(implicit m: Aux[[_] =>> Writer[O, _$9], R, U], O: Monoid[O]): Eff[U, (A, O)]

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def runWriterUnsafe[R, U, O, A](w: Eff[R, A])(f: O => Unit)(implicit m: Aux[[_] =>> Writer[O, _$5], R, U]): Eff[U, A]

Run a side-effecting fold

Run a side-effecting fold

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
def tell[R, O](o: O)(implicit member: MemberIn[[_] =>> Writer[O, _$1], R]): Eff[R, Unit]

write a given value

write a given value

Attributes

Inherited from:
WriterCreation
Source
WriterCreation.scala

Implicits

Inherited implicits

implicit def ListFold[A]: RightFold[A, List[A]]

Attributes

Inherited from:
WriterInterpretation
Source
WriterInterpretation.scala
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