object
WriterEffect
Type Members
-
trait
Fold[A, B] extends AnyRef
Value Members
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final
def
!=(arg0: AnyRef): Boolean
-
final
def
!=(arg0: Any): Boolean
-
final
def
##(): Int
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final
def
==(arg0: AnyRef): Boolean
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final
def
==(arg0: Any): Boolean
-
implicit
def
ListFold[A]: Fold[A, List[A]]
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def
MonoidFold[A](implicit arg0: Monoid[A]): Fold[A, A]
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final
def
asInstanceOf[T0]: T0
-
def
clone(): AnyRef
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final
def
eq(arg0: AnyRef): Boolean
-
def
equals(arg0: Any): Boolean
-
def
finalize(): Unit
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final
def
getClass(): Class[_]
-
def
hashCode(): Int
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final
def
isInstanceOf[T0]: Boolean
-
final
def
ne(arg0: AnyRef): Boolean
-
final
def
notify(): Unit
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final
def
notifyAll(): Unit
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def
runTaggedWriter[R <: Effects, T, O, A](w: Eff[|:[[X]AnyRef { ... /* 2 definitions in type refinement */ }, R], A]): Eff[R, (A, List[O])]
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def
runTaggedWriterFold[R <: Effects, T, O, A, B](w: Eff[|:[[X]AnyRef { ... /* 2 definitions in type refinement */ }, R], A])(implicit fold: Fold[O, B]): Eff[R, (A, B)]
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def
runWriter[R <: Effects, O, A, B](w: Eff[|:[[β]WriterT[[+X]X, O, β], R], A]): Eff[R, (A, List[O])]
-
def
runWriterFold[R <: Effects, O, A, B](w: Eff[|:[[β]WriterT[[+X]X, O, β], R], A])(implicit fold: Fold[O, B]): Eff[R, (A, B)]
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final
def
synchronized[T0](arg0: ⇒ T0): T0
-
def
tell[R, O](o: O)(implicit member: Member[[β]WriterT[[+X]X, O, β], R]): Eff[R, Unit]
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def
toString(): String
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final
def
wait(): Unit
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final
def
wait(arg0: Long, arg1: Int): Unit
-
final
def
wait(arg0: Long): Unit
Inherited from AnyRef
Inherited from Any
Effect for logging values alongside computations
Compared to traditional Writer monad which accumulates values by default this effect can be interpreted in different ways:
Several writer effects can be used in the same stack if they are tagged.