Scala Compiler2.13.0 < Back


# 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
- AbsScalaSettings
- AbsSettings
- AnyScalaVersion
- Development
- Final
- Milestone
- MutableSettings
- NoScalaVersion
- RC
- ScalaBuild
- ScalaSettings
- ScalaVersion
- SpecificScalaVersion
- StandardScalaSettings
- Warnings

t

scala.tools.nsc.settings

# Warnings

###

#### trait Warnings extends AnyRef

Settings influencing the printing of warnings.

Self Type
  MutableSettings
Source
  Warnings.scala

Linear Supertypes
AnyRef, Any
Known Subclasses
GenericRunnerSettings, Settings, Settings, FscSettings, MutableSettings, ScalaSettings
Type Hierarchy

Ordering

1. Alphabetic
2. By Inheritance

Inherited

1. Warnings
2. AnyRef
3. Any

Implicitly

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

1. Hide All
2. Show All

Visibility

1. Public
2. All

### 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 Warnings toany2stringadd[Warnings] performed by method any2stringadd in scala.Predef.
   Definition Classes
     any2stringadd
4.  def ->[B](y: B): (Warnings, B)
   Implicit
     This member is added by an implicit conversion from Warnings toArrowAssoc[Warnings] performed by method ArrowAssoc in scala.Predef.
   Definition Classes
     ArrowAssoc
   Annotations
     @inline()
5.  final def ==(arg0: Any): Boolean
   Definition Classes
     AnyRef → Any
6.  val Whelp: BooleanSetting
7.  final def asInstanceOf[T0]: T0
   Definition Classes
     Any
8.  def clone(): AnyRef
   Attributes
     protected[java.lang]
   Definition Classes
     AnyRef
   Annotations
     @throws(classOf[java.lang.CloneNotSupportedException]) @native()
9.  def ensuring(cond: (Warnings) => Boolean, msg: => Any): Warnings
   Implicit
     This member is added by an implicit conversion from Warnings toEnsuring[Warnings] performed by method Ensuring in scala.Predef.
   Definition Classes
     Ensuring
10.  def ensuring(cond: (Warnings) => Boolean): Warnings
    Implicit
      This member is added by an implicit conversion from Warnings toEnsuring[Warnings] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
11.  def ensuring(cond: Boolean, msg: => Any): Warnings
    Implicit
      This member is added by an implicit conversion from Warnings toEnsuring[Warnings] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
12.  def ensuring(cond: Boolean): Warnings
    Implicit
      This member is added by an implicit conversion from Warnings toEnsuring[Warnings] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
13.  final def eq(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef
14.  def equals(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef → Any
15.  val fatalWarnings: BooleanSetting
16.  def finalize(): Unit
    Attributes
      protected[java.lang]
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.Throwable])
17.  def formatted(fmtstr: String): String
    Implicit
      This member is added by an implicit conversion from Warnings toStringFormat[Warnings] performed by method StringFormat in scala.Predef.
    Definition Classes
      StringFormat
    Annotations
      @inline()
18.  final def getClass(): Class[_ <: AnyRef]
    Definition Classes
      AnyRef → Any
    Annotations
      @native()
19.  def hashCode(): Int
    Definition Classes
      AnyRef → Any
    Annotations
      @native()
20.  final def isInstanceOf[T0]: Boolean
    Definition Classes
      Any
21.  val lint: MultiChoiceSetting[MutableSettings.LintWarnings.type]
22.  def lintDeprecation: Boolean
23.  def lintImplicitNotFound: Boolean
24.  def lintUnused: Boolean
25.  def lintValPatterns: Boolean
26.  final def ne(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef
27.  final def notify(): Unit
    Definition Classes
      AnyRef
    Annotations
      @native()
28.  final def notifyAll(): Unit
    Definition Classes
      AnyRef
    Annotations
      @native()
29.  final def synchronized[T0](arg0: => T0): T0
    Definition Classes
      AnyRef
30.  def toString(): String
    Definition Classes
      AnyRef → Any
31.  final def wait(): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException])
32.  final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException])
33.  final def wait(arg0: Long): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException]) @native()
34.  def warnAdaptedArgs: Boolean
35.  def warnConstant: Boolean
36.  val warnDeadCode: BooleanSetting
37.  def warnDelayedInit: Boolean
38.  def warnDocDetached: Boolean
39.  def warnEtaSam: Boolean
40.  def warnEtaZero: Boolean
41.  val warnExtraImplicit: BooleanSetting
42.  def warnInaccessible: Boolean
43.  def warnInferAny: Boolean
44.  val warnMacros: ChoiceSetting
45.  def warnMissingInterpolator: Boolean
46.  def warnNonlocalReturn: Boolean
47.  def warnNullaryOverride: Boolean
48.  def warnNullaryUnit: Boolean
49.  val warnNumericWiden: BooleanSetting
50.  val warnOctalLiteral: BooleanSetting
51.  def warnOptionImplicit: Boolean
52.  def warnPackageObjectClasses: Boolean
53.  def warnPolyImplicitOverload: Boolean
54.  def warnPrivateShadow: Boolean
55.  val warnSelfImplicit: BooleanSetting
56.  def warnSerialization: Boolean
57.  def warnStarsAlign: Boolean
58.  def warnTypeParameterShadow: Boolean
59.  val warnUnused: MultiChoiceSetting[MutableSettings.UnusedWarnings.type]
60.  def warnUnusedExplicits: Boolean
61.  def warnUnusedImplicits: Boolean
62.  def warnUnusedImport: Boolean
63.  def warnUnusedLocals: Boolean
64.  def warnUnusedParams: Boolean
65.  def warnUnusedPatVars: Boolean
66.  def warnUnusedPrivates: Boolean
67.  val warnValueDiscard: BooleanSetting
68.  val warnValueOverrides: BooleanSetting
69.  object LintWarnings extends MultiChoiceEnumeration
70.  object UnusedWarnings extends MultiChoiceEnumeration

### Deprecated Value Members

1.  def Xchecknull: BooleanSetting
   Annotations
     @deprecated
   Deprecated

     (Since version 2.11.0) This option is being removed

2.  def Xwarnfatal: BooleanSetting
   Annotations
     @deprecated
   Deprecated

     (Since version 2.11.0) Use fatalWarnings

3.  def Ywarndeadcode: BooleanSetting
   Annotations
     @deprecated
   Deprecated

     (Since version 2.11.0) Use warnDeadCode

4.  def →[B](y: B): (Warnings, B)
   Implicit
     This member is added by an implicit conversion from Warnings toArrowAssoc[Warnings] 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 AnyRef

### Inherited from Any

### Inherited by implicit conversion any2stringadd fromWarnings to any2stringadd[Warnings]

### Inherited by implicit conversion StringFormat fromWarnings to StringFormat[Warnings]

### Inherited by implicit conversion Ensuring fromWarnings to Ensuring[Warnings]

### Inherited by implicit conversion ArrowAssoc fromWarnings to ArrowAssoc[Warnings]

### Ungrouped