trait ZIOAppDefault extends ZIOApp
The entry point for a ZIO application.
import zio.ZIOAppDefault import zio.Console._ object MyApp extends ZIOAppDefault { def run = for { _ <- printLine("Hello! What is your name?") n <- readLine _ <- printLine("Hello, " + n + ", good to meet you!") } yield () }
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abstract
def
run: ZIO[Environment with ZEnv with ZIOAppArgs, Any, Any]
The main function of the application, which can access the command-line arguments through the
argshelper method of this class.The main function of the application, which can access the command-line arguments through the
argshelper method of this class. If the provided effect fails for any reason, the cause will be logged, and the exit code of the application will be non-zero. Otherwise, the exit code of the application will be zero.- Definition Classes
- ZIOApp
Concrete Value Members
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final
def
!=(arg0: Any): Boolean
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final
def
##(): Int
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final
def
<>(that: ZIOApp)(implicit trace: ZTraceElement): ZIOApp
Composes this ZIOApp with another ZIOApp, to yield an application that executes the logic of both applications.
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final
def
==(arg0: Any): Boolean
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final
def
asInstanceOf[T0]: T0
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def
clone(): AnyRef
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final
def
eq(arg0: AnyRef): Boolean
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def
equals(arg0: Any): Boolean
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final
def
exit(code: ExitCode)(implicit trace: ZTraceElement): UIO[Unit]
A helper function to exit the application with the specified exit code.
A helper function to exit the application with the specified exit code.
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- ZIOApp
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def
finalize(): Unit
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final
def
getArgs(implicit trace: ZTraceElement): ZIO[ZIOAppArgs, Nothing, Chunk[String]]
A helper function to obtain access to the command-line arguments of the application.
A helper function to obtain access to the command-line arguments of the application. You may use this helper function inside your
runfunction.- Definition Classes
- ZIOApp
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final
def
getClass(): Class[_]
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def
hashCode(): Int
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def
hook: RuntimeConfigAspect
A hook into the ZIO runtime configuration used for boostrapping the application.
A hook into the ZIO runtime configuration used for boostrapping the application. This hook can be used to install low-level functionality into the ZIO application, such as logging, profiling, and other similar foundational pieces of infrastructure.
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- ZIOApp
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def
installSignalHandlers(implicit trace: ZTraceElement): UIO[Any]
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final
def
invoke(args: Chunk[String])(implicit trace: ZTraceElement): ZIO[ZEnv, Any, Any]
Invokes the main app.
Invokes the main app. Designed primarily for testing.
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- ZIOApp
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final
def
isInstanceOf[T0]: Boolean
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val
layer: ZLayer[ZIOAppArgs, Any, ZEnv]
A layer that manages the acquisition and release of services necessary for the application to run.
A layer that manages the acquisition and release of services necessary for the application to run.
- Definition Classes
- ZIOAppDefault → ZIOApp
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final
def
main(args0: Array[String]): Unit
The Scala main function, intended to be called only by the Scala runtime.
The Scala main function, intended to be called only by the Scala runtime.
- Definition Classes
- ZIOAppPlatformSpecific
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final
def
ne(arg0: AnyRef): Boolean
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final
def
notify(): Unit
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final
def
notifyAll(): Unit
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def
runtime: Runtime[ZEnv]
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final
def
synchronized[T0](arg0: ⇒ T0): T0
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val
tag: zio.EnvironmentTag[ZEnv]
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- ZIOAppDefault → ZIOApp
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def
toString(): String
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implicit macro
def
validateEnv[R, E, A](zio: ZIO[R, E, A]): ZIO[Environment with ZEnv with ZIOAppArgs, E, A]
This implicit conversion macro will ensure that the provided ZIO effect does not require more than the provided environment.
This implicit conversion macro will ensure that the provided ZIO effect does not require more than the provided environment.
If it is missing requirements, it will report a descriptive error message. Otherwise, the effect will be returned unmodified.
- Definition Classes
- ZIOAppVersionSpecific
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final
def
wait(): Unit
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final
def
wait(arg0: Long, arg1: Int): Unit
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final
def
wait(arg0: Long): Unit
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