specs2-common
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specs2-common/org.specs2/org.specs2.control/org.specs2.control.eff/WriterEffect

WriterEffect

org.specs2.control.eff.WriterEffect$
See theWriterEffect companion trait
object WriterEffect extends WriterEffect

Attributes

Companion
trait
Graph
Supertypes
trait WriterEffect
class Object
trait Matchable
class Any
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Self type

Members list

Value members

Inherited methods

def MonoidFold[A : Monoid]: FoldId[A, A]

Attributes

Inherited from:
WriterInterpretation
def UnsafeFold[A](f: A => Unit): FoldId[A, Unit]

Attributes

Inherited from:
WriterInterpretation
def runWriter[R, U, O, A, B](w: Eff[R, A])(implicit m: Aux[[_] =>> Writer[O, _$3], 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
def runWriterFold[R, U, O, A, B](w: Eff[R, A])(fold: FoldId[O, B])(implicit m: Aux[[_] =>> Writer[O, _$4], 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
def runWriterUnsafe[R, U, O, A](w: Eff[R, A])(f: O => Unit)(implicit m: Aux[[_] =>> Writer[O, _$9], R, U]): Eff[U, A]

Run a side-effecting fold

Run a side-effecting fold

Attributes

Inherited from:
WriterInterpretation
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

Implicits

Inherited implicits

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

Attributes

Inherited from:
WriterInterpretation
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