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core/org.atnos.eff/ErrorEffect

ErrorEffect

org.atnos.eff.ErrorEffect$
See theErrorEffect companion trait
object ErrorEffect extends ErrorEffect[String]

Simple instantiation of the ErrorEffect trait with String as a Failure type

Attributes

Companion:
trait
Source:
ErrorEffect.scala
Graph
Supertypes
class Object
trait Matchable
class Any
Self type

Members list

Concise view

Type members

Inherited types

type Error = Either[Throwable, F]

type of errors: exceptions or failure messages

type of errors: exceptions or failure messages

Attributes

Inherited from:
ErrorTypes
Source:
ErrorEffect.scala
type ErrorOrOk[A] = Evaluate[F, A]

base type for this effect: either an error or a computation to evaluate a "by-name" value

base type for this effect: either an error or a computation to evaluate a "by-name" value

Attributes

Inherited from:
ErrorTypes
Source:
ErrorEffect.scala
type _ErrorOrOk[R] = Member[ErrorOrOk, R]

Attributes

Inherited from:
ErrorTypes
Source:
ErrorEffect.scala
type _errorOrOk[R] = MemberIn[ErrorOrOk, R]

Attributes

Inherited from:
ErrorTypes
Source:
ErrorEffect.scala

Value members

Concrete methods

def render(t: Throwable): String

Attributes

Source:
ErrorEffect.scala
def trace(t: Throwable): String

Attributes

Source:
ErrorEffect.scala
def traceWithIndent(t: Throwable, indent: String): String

Attributes

Source:
ErrorEffect.scala

Inherited methods

def andFinally[R, A](action: Eff[R, A], lastAction: Eff[R, Unit])(implicit m: MemberInOut[ErrorOrOk, R]): Eff[R, A]

evaluate 1 action possibly having error effects

evaluate 1 action possibly having error effects

Execute a second action whether the first is successful or not

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
def catchError[R, A, B](action: Eff[R, A], pure: A => B, onError: Error => Eff[R, B])(implicit m: MemberInOut[ErrorOrOk, R]): Eff[R, B]

evaluate 1 action possibly having error effects

evaluate 1 action possibly having error effects

Execute a second action if the first one is not successful, based on the error

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
def error[R : _errorOrOk, A](error: Error): Eff[R, A]

create an Eff value from an error

create an Eff value from an error

Attributes

Inherited from:
ErrorCreation
Source:
ErrorEffect.scala
def errorInterpreter[R, A, B](pureValue: A => B, onError: Error => Eff[R, B]): Interpreter[ErrorOrOk, R, A, B]

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
def eval[R : _errorOrOk, A](a: Eval[A]): Eff[R, A]

create an Eff value from a computation

create an Eff value from a computation

Attributes

Inherited from:
ErrorCreation
Source:
ErrorEffect.scala
def exception[R : _errorOrOk, A](t: Throwable): Eff[R, A]

create an Eff value from an exception

create an Eff value from an exception

Attributes

Inherited from:
ErrorCreation
Source:
ErrorEffect.scala
def fail[R : _errorOrOk, A](failure: String): Eff[R, A]

create an Eff value from a failure

create an Eff value from a failure

Attributes

Inherited from:
ErrorCreation
Source:
ErrorEffect.scala
def ignoreException[R, E <: Throwable : ClassTag, A](action: Eff[R, A])(implicit evidence$6: ClassTag[E], m: MemberInOut[ErrorOrOk, R]): Eff[R, Unit]

ignore one possible exception that could be thrown

ignore one possible exception that could be thrown

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
def localError[SR, BR, U1, U2, F1, F2, A](r: Eff[SR, A], getter: F1 => F2)(implicit sr: Aux[[_] =>> Evaluate[F1, _$12], SR, U1], br: Aux[[_] =>> Evaluate[F2, _$13], BR, U2], into: IntoPoly[U1, U2]): Eff[BR, A]

Lift a computation over a "small" error (for a subsystem) into a computation over a "bigger" error (for the full application)

Lift a computation over a "small" error (for a subsystem) into a computation over a "bigger" error (for the full application)

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
def ok[R : _errorOrOk, A](a: => A): Eff[R, A]

create an Eff value from a computation

create an Eff value from a computation

Attributes

Inherited from:
ErrorCreation
Source:
ErrorEffect.scala
def orElse[R, A](action: Eff[R, A], onError: Eff[R, A])(implicit m: MemberInOut[ErrorOrOk, R]): Eff[R, A]

evaluate 1 action possibly having error effects

evaluate 1 action possibly having error effects

Execute a second action if the first one is not successful

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
def runError[R, U, A](r: Eff[R, A])(implicit m: Aux[ErrorOrOk, R, U]): Eff[U, Either[Error, A]]

Run an error effect.

Run an error effect.

Stop all computation if there is an exception or a failure.

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
def runLocalError[R, U, F1, F2, A](r: Eff[R, A], getter: F1 => F2)(implicit sr: Aux[[_] =>> Evaluate[F1, _$18], R, U], br: MemberIn[[_] =>> Evaluate[F2, _$19], U]): Eff[U, A]

Translate an error effect to another one in the same stack a computation over a "bigger" error (for the full application)

Translate an error effect to another one in the same stack a computation over a "bigger" error (for the full application)

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
def whenFailed[R, A](action: Eff[R, A], onError: Error => Eff[R, A])(implicit m: MemberInOut[ErrorOrOk, R]): Eff[R, A]

evaluate 1 action possibly having error effects

evaluate 1 action possibly having error effects

Execute a second action if the first one is not successful, based on the error

The final value type is the same as the original type

Attributes

Inherited from:
ErrorInterpretation
Source:
ErrorEffect.scala
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© 2002-2021 · LAMP/EPFL
© 2002-2021 · LAMP/EPFL