Scala Compiler2.13.18 < Back
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# Packages

-  package root

  The Scala compiler and reflection APIs.

  The Scala compiler and reflection APIs.

  Definition Classes
    root
-  package scala
  Definition Classes
    root
-  package tools
  Definition Classes
    scala
-  package nsc
  Definition Classes
    tools
-  package settings
  Definition Classes
    nsc
-  trait AbsSettings extends reflect.internal.settings.AbsSettings

  A Settings abstraction boiled out of the original highly mutable Settings class with the intention of creating an ImmutableSettings which can be used interchangeably.

  A Settings abstraction boiled out of the original highly mutable Settings class with the intention of creating an ImmutableSettings which can be used interchangeably. Except of course without the mutants.

  Definition Classes
    settings
- AbsSetting
- AbsSettingValue
- InternalSetting
- ResultOfTryToSet
- Setting

t

scala.tools.nsc.settings.AbsSettings

# AbsSetting

###

#### trait AbsSetting extends Ordered[Setting] with AbsSettingValue

Source
  AbsSettings.scala

Linear Supertypes
AbsSettings.AbsSettingValue, math.Ordered[Setting], Comparable[Setting], AnyRef, Any
Known Subclasses
InternalSetting, BooleanSetting, ChoiceSetting, IntSetting, MultiChoiceSetting, MultiStringSetting, OutputSetting, PathSetting, PhasesSetting, PrefixSetting, ScalaVersionSetting, Setting, StringSetting
Type Hierarchy

Ordering

1. Alphabetic
2. By Inheritance

Inherited

1. AbsSetting
2. AbsSettingValue
3. Ordered
4. Comparable
5. AnyRef
6. Any

Implicitly

1. by orderingToOrdered
2. by any2stringadd
3. by StringFormat
4. by Ensuring
5. by ArrowAssoc

1. Hide All
2. Show All

Visibility

1. Public
2. Protected

### Type Members

1.  abstract type T
   Definition Classes
     AbsSettingValue

### Abstract Value Members

1.  abstract def helpDescription: String
2.  abstract def isDefault: Boolean
   Definition Classes
     AbsSettingValue
3.  abstract def name: String
4.  abstract def tryToSet(args: List[String]): Option[ResultOfTryToSet]

   Setting is presented the remaining command line arguments.

   Setting is presented the remaining command line arguments. It should consume any applicable args and return the rest, or `None` on error.

   Attributes
     protected[nsc]
5.  abstract def tryToSetColon(args: List[String]): Option[ResultOfTryToSet]

   Setting is presented arguments in form -Xfoo:bar,baz.

   Setting is presented arguments in form -Xfoo:bar,baz. It should consume all the arguments and return an empty list, or `None` on error. Unconsumed args may error.

   Attributes
     protected[nsc]
6.  abstract def unparse: List[String]
7.  abstract def value: T
   Definition Classes
     AbsSettingValue
8.  abstract def withAbbreviation(name: String): AbsSetting.this.type
9.  abstract def withDeprecationMessage(msg: String): AbsSetting.this.type
10.  abstract def withHelpSyntax(help: String): AbsSetting.this.type

### Concrete Value Members

1.  final def !=(arg0: Any): Boolean
   Definition Classes
     AnyRef → Any
2.  final def ##: Int
   Definition Classes
     AnyRef → Any
3.  def +(other: String): String
   Implicit
     This member is added by an implicit conversion from AbsSetting toany2stringadd[AbsSetting] performed by method any2stringadd in scala.Predef.
   Definition Classes
     any2stringadd
4.  def ->[B](y: B): (AbsSetting, B)
   Implicit
     This member is added by an implicit conversion from AbsSetting toArrowAssoc[AbsSetting] performed by method ArrowAssoc in scala.Predef.
   Definition Classes
     ArrowAssoc
   Annotations
     @inline()
5.  def <(that: Setting): Boolean
   Definition Classes
     Ordered
6.  def <=(that: Setting): Boolean
   Definition Classes
     Ordered
7.  final def ==(arg0: Any): Boolean
   Definition Classes
     AnyRef → Any
8.  def >(that: Setting): Boolean
   Definition Classes
     Ordered
9.  def >=(that: Setting): Boolean
   Definition Classes
     Ordered
10.  def abbreviations: List[String]
11.  final def asInstanceOf[T0]: T0
    Definition Classes
      Any
12.  def choices: List[String]
13.  def clone(): AnyRef
    Attributes
      protected[lang]
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.CloneNotSupportedException]) @native()
14.  def compare(that: Setting): Int
    Definition Classes
      AbsSetting → Ordered
15.  def compareTo(that: Setting): Int
    Definition Classes
      Ordered → Comparable
16.  def dependencies: List[(Setting, String)]
17.  def deprecationMessage: Option[String]
18.  def ensuring(cond: (AbsSetting) => Boolean, msg: => Any): AbsSetting
    Implicit
      This member is added by an implicit conversion from AbsSetting toEnsuring[AbsSetting] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
19.  def ensuring(cond: (AbsSetting) => Boolean): AbsSetting
    Implicit
      This member is added by an implicit conversion from AbsSetting toEnsuring[AbsSetting] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
20.  def ensuring(cond: Boolean, msg: => Any): AbsSetting
    Implicit
      This member is added by an implicit conversion from AbsSetting toEnsuring[AbsSetting] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
21.  def ensuring(cond: Boolean): AbsSetting
    Implicit
      This member is added by an implicit conversion from AbsSetting toEnsuring[AbsSetting] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
22.  final def eq(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef
23.  def equals(that: Any): Boolean

    Equality tries to sidestep all the drama and define it simply and in one place: two AbsSetting objects are equal if their names and values compare equal.

    Equality tries to sidestep all the drama and define it simply and in one place: two AbsSetting objects are equal if their names and values compare equal.

    Definition Classes
      AbsSetting → AnyRef → Any
24.  def errorAndValue[A](msg: String, x: A): A

    Issue error and return the value.

25.  def finalize(): Unit
    Attributes
      protected[lang]
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.Throwable])
26.  final def getClass(): Class[_ <: AnyRef]
    Definition Classes
      AnyRef → Any
    Annotations
      @native()
27.  def hashCode(): Int
    Definition Classes
      AbsSetting → AnyRef → Any
28.  def help: String

    The help message to be printed if isHelping.

29.  def helpSyntax: String
30.  def internalOnly(): AbsSetting.this.type
31.  def isAdvanced: Boolean

    Standard options are shown on the `-help` output, advanced on `-X`, private on `-Y`, warning on `-W`, verbose on `-V`.

    Standard options are shown on the `-help` output, advanced on `-X`, private on `-Y`, warning on `-W`, verbose on `-V`.

    The single char options themselves, including `-P`, are explained on `-help`. Additionally, `-Werror` is on `-help` and `-Xlint` on `-W`.

32.  def isDeprecated: Boolean
33.  def isHelping: Boolean

    If this method returns true, print the help message and exit.

34.  final def isInstanceOf[T0]: Boolean
    Definition Classes
      Any
35.  def isInternalOnly: Boolean
36.  def isPrivate: Boolean
37.  def isStandard: Boolean
38.  def isVerbose: Boolean
39.  def isWarning: Boolean
40.  final def ne(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef
41.  final def notify(): Unit
    Definition Classes
      AnyRef
    Annotations
      @native()
42.  final def notifyAll(): Unit
    Definition Classes
      AnyRef
    Annotations
      @native()
43.  def respondsTo(label: String): Boolean
44.  final def synchronized[T0](arg0: => T0): T0
    Definition Classes
      AnyRef
45.  def toString(): String
    Definition Classes
      AbsSetting → AnyRef → Any
46.  def tryToSetFromPropertyValue(s: String): Unit

    Attempt to set from a properties file style property value.

    Attempt to set from a properties file style property value. Currently used by Eclipse SDT only. !!! Needs test.

47.  final def wait(): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException])
48.  final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException])
49.  final def wait(arg0: Long): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException]) @native()

### Shadowed Implicit Value Members

1.  def <(that: AbsSetting): Boolean
   Implicit
     This member is added by an implicit conversion from AbsSetting tomath.Ordered[AbsSetting] performed by method orderingToOrdered in scala.math.Ordered.This conversion will take place only if an implicit value of type math.Ordering[AbsSetting] is in scope.
   Shadowing
     This implicitly inherited member is shadowed by one or more members in this class.
     To access this member you can use a type ascription:

         (absSetting: math.Ordered[AbsSetting]).<(that)

   Definition Classes
     Ordered
2.  def <=(that: AbsSetting): Boolean
   Implicit
     This member is added by an implicit conversion from AbsSetting tomath.Ordered[AbsSetting] performed by method orderingToOrdered in scala.math.Ordered.This conversion will take place only if an implicit value of type math.Ordering[AbsSetting] is in scope.
   Shadowing
     This implicitly inherited member is shadowed by one or more members in this class.
     To access this member you can use a type ascription:

         (absSetting: math.Ordered[AbsSetting]).<=(that)

   Definition Classes
     Ordered
3.  def >(that: AbsSetting): Boolean
   Implicit
     This member is added by an implicit conversion from AbsSetting tomath.Ordered[AbsSetting] performed by method orderingToOrdered in scala.math.Ordered.This conversion will take place only if an implicit value of type math.Ordering[AbsSetting] is in scope.
   Shadowing
     This implicitly inherited member is shadowed by one or more members in this class.
     To access this member you can use a type ascription:

         (absSetting: math.Ordered[AbsSetting]).>(that)

   Definition Classes
     Ordered
4.  def >=(that: AbsSetting): Boolean
   Implicit
     This member is added by an implicit conversion from AbsSetting tomath.Ordered[AbsSetting] performed by method orderingToOrdered in scala.math.Ordered.This conversion will take place only if an implicit value of type math.Ordering[AbsSetting] is in scope.
   Shadowing
     This implicitly inherited member is shadowed by one or more members in this class.
     To access this member you can use a type ascription:

         (absSetting: math.Ordered[AbsSetting]).>=(that)

   Definition Classes
     Ordered
5.  def compare(that: AbsSetting): Int
   Implicit
     This member is added by an implicit conversion from AbsSetting tomath.Ordered[AbsSetting] performed by method orderingToOrdered in scala.math.Ordered.This conversion will take place only if an implicit value of type math.Ordering[AbsSetting] is in scope.
   Shadowing
     This implicitly inherited member is shadowed by one or more members in this class.
     To access this member you can use a type ascription:

         (absSetting: math.Ordered[AbsSetting]).compare(that)

   Definition Classes
     Ordered
6.  def compareTo(that: AbsSetting): Int
   Implicit
     This member is added by an implicit conversion from AbsSetting tomath.Ordered[AbsSetting] performed by method orderingToOrdered in scala.math.Ordered.This conversion will take place only if an implicit value of type math.Ordering[AbsSetting] is in scope.
   Shadowing
     This implicitly inherited member is shadowed by one or more members in this class.
     To access this member you can use a type ascription:

         (absSetting: math.Ordered[AbsSetting]).compareTo(that)

   Definition Classes
     Ordered → Comparable

### Deprecated Value Members

1.  def formatted(fmtstr: String): String
   Implicit
     This member is added by an implicit conversion from AbsSetting toStringFormat[AbsSetting] performed by method StringFormat in scala.Predef.
   Definition Classes
     StringFormat
   Annotations
     @deprecated @inline()
   Deprecated

     (Since version 2.12.16) Use `formatString.format(value)` instead of `value.formatted(formatString)`, or use the `f""` string interpolator. In Java 15 and later, `formatted` resolves to the new method in String which has reversed parameters.

2.  def →[B](y: B): (AbsSetting, B)
   Implicit
     This member is added by an implicit conversion from AbsSetting toArrowAssoc[AbsSetting] performed by method ArrowAssoc in scala.Predef.
   Definition Classes
     ArrowAssoc
   Annotations
     @deprecated
   Deprecated

     (Since version 2.13.0) Use `->` instead. If you still wish to display it as one character, consider using a font with programming ligatures such as Fira Code.

### Inherited from AbsSettings.AbsSettingValue

### Inherited from math.Ordered[Setting]

### Inherited from Comparable[Setting]

### Inherited from AnyRef

### Inherited from Any

### Inherited by implicit conversion orderingToOrdered fromAbsSetting to math.Ordered[AbsSetting]

### Inherited by implicit conversion any2stringadd fromAbsSetting to any2stringadd[AbsSetting]

### Inherited by implicit conversion StringFormat fromAbsSetting to StringFormat[AbsSetting]

### Inherited by implicit conversion Ensuring fromAbsSetting to Ensuring[AbsSetting]

### Inherited by implicit conversion ArrowAssoc fromAbsSetting to ArrowAssoc[AbsSetting]

### Ungrouped