specs2-common/org.specs2.control/Exceptions

Exceptions

object Exceptions extends Exceptions
Companion
class
class Object
trait Matchable
class Any

Value members

Inherited methods

def catchAll[T, S](a: => T)(f: Throwable => S): Either[S, T]

try to evaluate an expression, returning Either

try to evaluate an expression, returning Either

If the expression throws any Throwable a function f is used to return the left value of the Either returned value.

Inherited from
Exceptions
def catchAllOr[T](a: => T)(f: Throwable => T): T

try to evaluate an expression, returning a value T

try to evaluate an expression, returning a value T

If the expression throws a Throwable a function f is used to return a value of the expected type.

Inherited from
Exceptions
def catchAllOrElse[T](a: => T)(ko: => T): T

try to evaluate an expression, returning a value T

try to evaluate an expression, returning a value T

If the expression throws a Throwable, then return a default value

Inherited from
Exceptions
def catchAll_Either[T, S](a: => T)(f: Throwable => S): Either[S, T]

try to evaluate an expression, returning Either

try to evaluate an expression, returning Either

If the expression throws an Exception a function f is used to return the left value of the Either returned value.

Inherited from
Exceptions
def tryCollect[T](a: => T)(partialFunction: PartialFunction[T, Boolean]): Boolean

try to apply a partial function to a value

try to apply a partial function to a value

Inherited from
Exceptions
def tryCollectOr[T, S](a: => T, or: S)(partialFunction: PartialFunction[T, S]): S

try to apply a partial function to a value, with a default value if something goes wrong

try to apply a partial function to a value, with a default value if something goes wrong

Inherited from
Exceptions
def tryMap[T, S](a: => T)(ok: S)(ko: S): S

try to evaluate an expression and return ok if nothing fails. return ko otherwise

try to evaluate an expression and return ok if nothing fails. return ko otherwise

Inherited from
Exceptions
def tryOk[T](a: => T): Boolean

try to evaluate an expression and return true if nothing fails. return false otherwise

try to evaluate an expression and return true if nothing fails. return false otherwise

Inherited from
Exceptions
def tryOr[T](a: => T)(f: Throwable => T): T

try to evaluate an expression, returning a value T

try to evaluate an expression, returning a value T

If the expression throws an Exception a function f is used to return a value of the expected type.

Inherited from
Exceptions
def tryOrElse[T](a: => T)(ko: T): T

try to evaluate an expression and return it if nothing fails. return ko otherwise

try to evaluate an expression and return it if nothing fails. return ko otherwise

Inherited from
Exceptions
def tryOrNone[T](a: => T): Option[T]

try to evaluate an expression and return it in an Option if nothing fails. return None otherwise

try to evaluate an expression and return it in an Option if nothing fails. return None otherwise

Inherited from
Exceptions
def try_Either[T, S](a: => T)(f: Throwable => S): Either[S, T]

try to evaluate an expression, returning Either

try to evaluate an expression, returning Either

If the expression throws an Exception a function f is used to return the left value of the Either returned value.

Inherited from
Exceptions
def trye[T, S](a: => T)(f: Throwable => S): Either[S, T]

try to evaluate an expression, returning Either

try to evaluate an expression, returning Either

If the expression throws an Exception a function f is used to return the left value of the Either returned value.

Inherited from
Exceptions
def tryo[T](a: => T): Option[T]

try to evaluate an expression, returning an Option

try to evaluate an expression, returning an Option

The 'tryo' name comes from the lift project: http://liftweb.net

Returns

None if there is an exception, or Some(value)

Inherited from
Exceptions