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March 8, 2022 17:58
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Child span behavior with single stream
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| //> using scala "2.13" | |
| //> using lib "com.armanbilge::bayou:0.1-4fb42c8" | |
| //> using lib "org.typelevel::cats-effect:3.3.7" | |
| //> using lib "co.fs2::fs2-core:3.2.5" | |
| //> using lib "org.typelevel::log4cats-core:2.2.0" | |
| //> using lib "org.typelevel::log4cats-slf4j:2.2.0" | |
| //> using lib "org.tpolecat::natchez-core:0.1.6" | |
| //> using lib "org.tpolecat::natchez-log:0.1.6" | |
| import cats.effect.{Trace => _, _} | |
| import cats.implicits._ | |
| import fs2._ | |
| import bayou.Trace | |
| import bayou.Trace._ | |
| import natchez.log.Log | |
| import natchez.{Trace => _, _} | |
| import org.typelevel.log4cats.Logger | |
| import org.typelevel.log4cats.slf4j.Slf4jLogger | |
| import scala.concurrent.duration._ | |
| import java.net.URI | |
| trait Setup { | |
| val entryPoint = Log.entryPoint[IO]("example") | |
| val trace = entryPoint.root("root").flatMap(r => Resource.eval(Trace.ioTrace(r))) | |
| def stream(implicit trace: IOTrace): Stream[IO, Unit] = { | |
| Stream(1, 2, 3, 4, 5, 6, 7, 8, 9, 10) | |
| .covary[IO] | |
| .chunkN(3) | |
| .flatMap { chunk => | |
| for { | |
| span <- Stream.resource(entryPoint.root("new_root")) | |
| _ <- Stream.resource(trace.spanR(span)) | |
| _ <- Stream.resource(trace.spanR("child")) | |
| _ <- Stream.eval(trace.put("vals" -> chunk.toList.mkString(","))) | |
| _ <- Stream.sleep[IO](1.second) | |
| } yield () | |
| } | |
| } | |
| implicit def logger: Logger[IO] = | |
| new Logger[IO] { | |
| def error(message: => String): IO[Unit] = | |
| IO.println(s"[error] $message\n") | |
| def warn(message: => String): IO[Unit] = | |
| IO.println(s"[warn] $message\n") | |
| def info(message: => String): IO[Unit] = | |
| IO.println(s"[info] $message\n") | |
| def debug(message: => String): IO[Unit] = | |
| IO.println(s"[debug] $message\n") | |
| def trace(message: => String): IO[Unit] = | |
| IO.println(s"[trace] $message\n") | |
| def error(t: Throwable)(message: => String): IO[Unit] = | |
| IO.println(s"[error] $message\n${t.getMessage}") | |
| def warn(t: Throwable)(message: => String): IO[Unit] = | |
| IO.println(s"[warn] $message\n${t.getMessage}") | |
| def info(t: Throwable)(message: => String): IO[Unit] = | |
| IO.println(s"[info] $message\n${t.getMessage}") | |
| def debug(t: Throwable)(message: => String): IO[Unit] = | |
| IO.println(s"[debug] $message\n${t.getMessage}") | |
| def trace(t: Throwable)(message: => String): IO[Unit] = | |
| IO.println(s"[trace] $message\n${t.getMessage}") | |
| } | |
| } | |
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| //> using scala "2.13" | |
| //> using lib "com.armanbilge::bayou:0.1-4fb42c8" | |
| //> using lib "org.typelevel::cats-effect:3.3.7" | |
| //> using lib "co.fs2::fs2-core:3.2.5" | |
| //> using lib "org.typelevel::log4cats-core:2.2.0" | |
| //> using lib "org.typelevel::log4cats-slf4j:2.2.0" | |
| //> using lib "org.tpolecat::natchez-core:0.1.6" | |
| //> using lib "org.tpolecat::natchez-log:0.1.6" | |
| import cats.effect.{Trace => _, _} | |
| import cats.implicits._ | |
| import fs2._ | |
| import bayou.Trace | |
| import bayou.Trace._ | |
| import natchez.log.Log | |
| import natchez.{Trace => _, _} | |
| import org.typelevel.log4cats.Logger | |
| import org.typelevel.log4cats.slf4j.Slf4jLogger | |
| import scala.concurrent.duration._ | |
| import java.net.URI | |
| object Single extends IOApp.Simple with Setup { | |
| def run: IO[Unit] = { | |
| trace.use { implicit trace => | |
| stream.compile.lastOrError | |
| } | |
| } | |
| } | |
| /** | |
| [info] { | |
| "name" : "new_root", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:41.547765Z", | |
| "duration_ms" : 1134, | |
| "trace.span_id" : "0e80dbf1-88bd-4bb4-bb09-11649bff0cae", | |
| "trace.parent_id" : null, | |
| "trace.trace_id" : "58fa9a90-d53a-4751-9b26-dc93d564c9a2", | |
| "exit.case" : "succeeded", | |
| "children" : [ | |
| { | |
| "name" : "child", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:41.562061Z", | |
| "duration_ms" : 1082, | |
| "trace.span_id" : "7a921e00-6fec-4b23-8e71-53a06d9ec8e3", | |
| "trace.parent_id" : "58fa9a90-d53a-4751-9b26-dc93d564c9a2", | |
| "trace.trace_id" : "58fa9a90-d53a-4751-9b26-dc93d564c9a2", | |
| "exit.case" : "succeeded", | |
| "vals" : "1,2,3", | |
| "children" : [ | |
| ] | |
| } | |
| ] | |
| } | |
| [info] { | |
| "name" : "new_root", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:42.692991Z", | |
| "duration_ms" : 1005, | |
| "trace.span_id" : "1eff82f8-53c7-4ddf-8438-f1d7547a72fb", | |
| "trace.parent_id" : null, | |
| "trace.trace_id" : "e83affb1-a22f-4040-a5cc-6e5c4ffda949", | |
| "exit.case" : "succeeded", | |
| "children" : [ | |
| { | |
| "name" : "child", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:42.694100Z", | |
| "duration_ms" : 1002, | |
| "trace.span_id" : "b500336d-211d-4824-be84-7760df7dba56", | |
| "trace.parent_id" : "e83affb1-a22f-4040-a5cc-6e5c4ffda949", | |
| "trace.trace_id" : "e83affb1-a22f-4040-a5cc-6e5c4ffda949", | |
| "exit.case" : "succeeded", | |
| "vals" : "4,5,6", | |
| "children" : [ | |
| ] | |
| } | |
| ] | |
| } | |
| [info] { | |
| "name" : "new_root", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:43.698460Z", | |
| "duration_ms" : 1006, | |
| "trace.span_id" : "98bcd3f8-a24c-4d34-a4a7-7169e95ac41d", | |
| "trace.parent_id" : null, | |
| "trace.trace_id" : "7a32fde5-9d68-4733-8af3-b8a8f8646871", | |
| "exit.case" : "succeeded", | |
| "children" : [ | |
| { | |
| "name" : "child", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:43.699491Z", | |
| "duration_ms" : 1004, | |
| "trace.span_id" : "414adeca-5443-419d-a443-05cdbad3b095", | |
| "trace.parent_id" : "7a32fde5-9d68-4733-8af3-b8a8f8646871", | |
| "trace.trace_id" : "7a32fde5-9d68-4733-8af3-b8a8f8646871", | |
| "exit.case" : "succeeded", | |
| "vals" : "7,8,9", | |
| "children" : [ | |
| ] | |
| } | |
| ] | |
| } | |
| [info] { | |
| "name" : "new_root", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:44.705589Z", | |
| "duration_ms" : 1004, | |
| "trace.span_id" : "4b7a58a9-1b1e-4105-a2d5-00092b92dcfa", | |
| "trace.parent_id" : null, | |
| "trace.trace_id" : "a7c806a7-2086-4f30-b020-b537bc53b050", | |
| "exit.case" : "succeeded", | |
| "children" : [ | |
| { | |
| "name" : "child", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:44.706658Z", | |
| "duration_ms" : 1003, | |
| "trace.span_id" : "672bd98e-34e2-42d0-96d7-742419293b7f", | |
| "trace.parent_id" : "a7c806a7-2086-4f30-b020-b537bc53b050", | |
| "trace.trace_id" : "a7c806a7-2086-4f30-b020-b537bc53b050", | |
| "exit.case" : "succeeded", | |
| "vals" : "10", | |
| "children" : [ | |
| ] | |
| } | |
| ] | |
| } | |
| [info] { | |
| "name" : "root", | |
| "service" : "example", | |
| "timestamp" : "2022-03-08T17:36:41.109484Z", | |
| "duration_ms" : 4602, | |
| "trace.span_id" : "4ec0c6c1-4204-4257-bbfb-3fd8836110bc", | |
| "trace.parent_id" : null, | |
| "trace.trace_id" : "c68acedc-74ad-4cff-866d-3af60e76458e", | |
| "exit.case" : "succeeded", | |
| "children" : [ | |
| ] | |
| } | |
| */ |
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