abstract class FromString[+T] extends PartialFunction[String, T]
A general mechanism for defining how a command line argument (always a String) is transformed into an arbitrary type. A few example instances are in the companion object, but in general either IntFromString will suffice or you'll want custom transformers.
- Source
- FromString.scala
Linear Supertypes
Type Hierarchy
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Inherited
- FromString
- PartialFunction
- Function1
- AnyRef
- Any
Implicitly
- by any2stringadd
- by StringFormat
- by Ensuring
- by ArrowAssoc
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Visibility
- Public
- All
Instance Constructors
- new FromString()(implicit m: OptManifest[T])
Abstract Value Members
-
abstract
def
apply(s: String): T
- Definition Classes
- FromString → Function1
Concrete Value Members
-
final
def
!=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
-
final
def
##(): Int
- Definition Classes
- AnyRef → Any
-
def
+(other: String): String
- Implicit
- This member is added by an implicit conversion from FromString[T] to any2stringadd[FromString[T]] performed by method any2stringadd in scala.Predef.
- Definition Classes
- any2stringadd
-
def
->[B](y: B): (FromString[T], B)
- Implicit
- This member is added by an implicit conversion from FromString[T] to ArrowAssoc[FromString[T]] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
- Annotations
- @inline()
-
final
def
==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
-
def
andThen[C](k: (T) ⇒ C): PartialFunction[String, C]
- Definition Classes
- PartialFunction → Function1
-
def
applyOrElse[A1 <: String, B1 >: T](x: A1, default: (A1) ⇒ B1): B1
- Definition Classes
- PartialFunction
-
final
def
asInstanceOf[T0]: T0
- Definition Classes
- Any
-
def
clone(): AnyRef
- Attributes
- protected[java.lang]
- Definition Classes
- AnyRef
- Annotations
- @throws( ... )
-
def
compose[A](g: (A) ⇒ String): (A) ⇒ T
- Definition Classes
- Function1
- Annotations
- @unspecialized()
-
def
ensuring(cond: (FromString[T]) ⇒ Boolean, msg: ⇒ Any): FromString[T]
- Implicit
- This member is added by an implicit conversion from FromString[T] to Ensuring[FromString[T]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: (FromString[T]) ⇒ Boolean): FromString[T]
- Implicit
- This member is added by an implicit conversion from FromString[T] to Ensuring[FromString[T]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: Boolean, msg: ⇒ Any): FromString[T]
- Implicit
- This member is added by an implicit conversion from FromString[T] to Ensuring[FromString[T]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: Boolean): FromString[T]
- Implicit
- This member is added by an implicit conversion from FromString[T] to Ensuring[FromString[T]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
final
def
eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
-
def
equals(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
-
def
finalize(): Unit
- Attributes
- protected[java.lang]
- Definition Classes
- AnyRef
- Annotations
- @throws( classOf[java.lang.Throwable] )
-
def
formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from FromString[T] to StringFormat[FromString[T]] performed by method StringFormat in scala.Predef.
- Definition Classes
- StringFormat
- Annotations
- @inline()
-
final
def
getClass(): Class[_]
- Definition Classes
- AnyRef → Any
-
def
hashCode(): Int
- Definition Classes
- AnyRef → Any
-
def
isDefinedAt(s: String): Boolean
- Definition Classes
- FromString → PartialFunction
-
final
def
isInstanceOf[T0]: Boolean
- Definition Classes
- Any
-
def
lift: (String) ⇒ Option[T]
- Definition Classes
- PartialFunction
-
final
def
ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
-
final
def
notify(): Unit
- Definition Classes
- AnyRef
-
final
def
notifyAll(): Unit
- Definition Classes
- AnyRef
-
def
orElse[A1 <: String, B1 >: T](that: PartialFunction[A1, B1]): PartialFunction[A1, B1]
- Definition Classes
- PartialFunction
-
def
runWith[U](action: (T) ⇒ U): (String) ⇒ Boolean
- Definition Classes
- PartialFunction
-
final
def
synchronized[T0](arg0: ⇒ T0): T0
- Definition Classes
- AnyRef
- def targetString: String
-
def
toString(): String
- Definition Classes
- Function1 → AnyRef → Any
-
final
def
wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws( ... )
-
final
def
wait(arg0: Long, arg1: Int): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws( ... )
-
final
def
wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws( ... )
- def zero: T
-
def
→[B](y: B): (FromString[T], B)
- Implicit
- This member is added by an implicit conversion from FromString[T] to ArrowAssoc[FromString[T]] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
The Scala compiler API.
The following resources are useful for Scala plugin/compiler development: