trait FrontEnds extends AnyRef
EXPERIMENTAL
A slice of the Scala macros context that provides facilities to communicate with the compiler's front end (emit warnings, errors and other sorts of messages).
- Self Type
- blackbox.Context
- Source
- FrontEnds.scala
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- FrontEnds
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- by any2stringadd
- by StringFormat
- by Ensuring
- by ArrowAssoc
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Abstract Value Members
- abstract def abort(pos: blackbox.Context.Position, msg: String): Nothing
Abruptly terminates current macro expansion leaving a note about what happened.
Abruptly terminates current macro expansion leaving a note about what happened. Use
enclosingPositionif you're in doubt what position to pass topos. - abstract def echo(pos: blackbox.Context.Position, msg: String): Unit
For sending a message which should not be labelled as a warning/error, but also shouldn't require -verbose to be visible.
For sending a message which should not be labelled as a warning/error, but also shouldn't require -verbose to be visible. Use
enclosingPositionif you're in doubt what position to pass topos. - abstract def error(pos: blackbox.Context.Position, msg: String): Unit
Emits a compilation error.
Emits a compilation error. Use
enclosingPositionif you're in doubt what position to pass topos. - abstract def hasErrors: Boolean
Does the compilation session have any errors?
- abstract def hasWarnings: Boolean
Does the compilation session have any warnings?
- abstract def info(pos: blackbox.Context.Position, msg: String, force: Boolean): Unit
Emits an informational message, suppressed unless
-verboseorforce=true.Emits an informational message, suppressed unless
-verboseorforce=true. UseenclosingPositionif you're in doubt what position to pass topos. - abstract def warning(pos: blackbox.Context.Position, msg: String): Unit
Emits a warning.
Emits a warning. Use
enclosingPositionif you're in doubt what position to pass topos.
Concrete Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def ##: Int
- Definition Classes
- AnyRef → Any
- def +(other: String): String
- def ->[B](y: B): (FrontEnds, B)
- final def ==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def asInstanceOf[T0]: T0
- Definition Classes
- Any
- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @native()
- def ensuring(cond: (FrontEnds) => Boolean, msg: => Any): FrontEnds
- def ensuring(cond: (FrontEnds) => Boolean): FrontEnds
- def ensuring(cond: Boolean, msg: => Any): FrontEnds
- def ensuring(cond: Boolean): FrontEnds
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def equals(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef → Any
- def finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
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- Annotations
- @throws(classOf[java.lang.Throwable])
- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- def hashCode(): Int
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- final def isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- final def ne(arg0: AnyRef): Boolean
- Definition Classes
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- final def notify(): Unit
- Definition Classes
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- @native()
- final def notifyAll(): Unit
- Definition Classes
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- @native()
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
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- def toString(): String
- Definition Classes
- AnyRef → Any
- final def wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long, arg1: Int): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException]) @native()
Deprecated Value Members
- def formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from FrontEnds toStringFormat[FrontEnds] performed by method StringFormat in scala.Predef.
- Definition Classes
- StringFormat
- Annotations
- @deprecated @inline()
- Deprecated
(Since version 2.12.16) Use
formatString.format(value)instead ofvalue.formatted(formatString), or use thef""string interpolator. In Java 15 and later,formattedresolves to the new method in String which has reversed parameters.
- def →[B](y: B): (FrontEnds, B)
- Implicit
- This member is added by an implicit conversion from FrontEnds toArrowAssoc[FrontEnds] 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.