Add map and mapO methods to extractors

build.sbt

@@ -58,7 +58,7 @@ lazy val http4s = http4sProj(projectMatrix.in(file("http4s")), "http4s")(axis =>
   )
 ))
   .settings(publishSettings)
-  .settings(scalacOptions ~= (_.filterNot(_ == "-Xfatal-warnings")))
+  .settings(scalacOptions ~= (_.filterNot(_ == "-Wunused:nowarn")))
   .dependsOn(core % "compile->compile;test->test")
 
 lazy val play = playProj(projectMatrix.in(file("play")), "play")(axis => _ => _.settings(

core/src/main/scala/routing/extractor/PathExtractor.scala

@@ -4,12 +4,26 @@ package extractor
 import java.util.UUID
 import scala.util.Try
 
-trait PathExtractor[A] {
+trait PathExtractor[A] { self =>
   def extract(path: String): Option[A]
+
+  final def mapO[B](f: A => Option[B]): PathExtractor[B] =
+    new PathExtractor[B] {
+      def extract(path: String): Option[B] = self.extract(path).flatMap(f)
+    }
+
+  final def map[B](f: A => B): PathExtractor[B] = mapO(a => Some(f(a)))
 }
 
-trait RestOfPathExtractor[A] {
+trait RestOfPathExtractor[A] { self =>
   def extract(path: String): Option[A]
+
+  final def mapO[B](f: A => Option[B]): RestOfPathExtractor[B] =
+    new RestOfPathExtractor[B] {
+      def extract(path: String): Option[B] = self.extract(path).flatMap(f)
+    }
+
+  final def map[B](f: A => B): RestOfPathExtractor[B] = mapO(a => Some(f(a)))
 }
 
 object PathExtractor {

core/src/main/scala/routing/extractor/QueryExtractor.scala

@@ -5,8 +5,15 @@ import java.util.UUID
 import scala.annotation.tailrec
 import scala.util.Try
 
-trait QueryExtractor[A] {
+trait QueryExtractor[A] { self =>
   def extract(key: String, query: QueryMap): Option[A]
+
+  final def mapO[B](f: A => Option[B]): QueryExtractor[B] =
+    new QueryExtractor[B] {
+      def extract(key: String, query: QueryMap): Option[B] = self.extract(key, query).flatMap(f)
+    }
+
+  final def map[B](f: A => B): QueryExtractor[B] = mapO(a => Some(f(a)))
 }
 
 object QueryExtractor {

project/Build.scala

@@ -10,7 +10,7 @@ import sbtprojectmatrix.ProjectMatrixPlugin.autoImport._
 import scala.sys.process._
 
 object Build {
-  lazy val scalaVersions = Seq("2.13.15", "3.3.4")
+  lazy val scalaVersions = Seq("2.13.16", "3.3.5")
   lazy val latestScalaV = scalaVersions.find(_.startsWith("3.")).get
   lazy val kindProjector = compilerPlugin("org.typelevel" % "kind-projector" % "0.13.3" cross CrossVersion.full)
 
@@ -266,8 +266,8 @@ object Build {
         .getOrElse(Seq())
   )
 
-  val catsCore = Def.setting("org.typelevel" %%% "cats-core" % "2.12.0")
-  val izumiReflect = Def.setting("dev.zio" %%% "izumi-reflect" % "2.3.10")
+  val catsCore = Def.setting("org.typelevel" %%% "cats-core" % "2.13.0")
+  val izumiReflect = Def.setting("dev.zio" %%% "izumi-reflect" % "3.0.1")
   val http4sV1Milestone = "1.0.0-M"
 
   object Http4sAxis extends Enumeration {
@@ -312,6 +312,6 @@ object Build {
 
   def isHttp4sV1Milestone(version: String): Boolean = version.startsWith(http4sV1Milestone)
 
-  def circeDep(proj: String) = Def.setting("io.circe" %%% s"circe-$proj" % "0.14.6")
+  def circeDep(proj: String) = Def.setting("io.circe" %%% s"circe-$proj" % "0.14.10")
   def http4sDep(proj: String, version: String) = Def.setting("org.http4s" %%% s"http4s-$proj" % version)
 }

project/build.properties

@@ -1 +1 @@
-sbt.version=1.10.6
+sbt.version=1.10.7

project/plugins.sbt

@@ -1,9 +1,9 @@
 addSbtPlugin("com.eed3si9n" % "sbt-projectmatrix" % "0.10.1")
 addSbtPlugin("com.github.sbt" % "sbt-github-actions" % "0.24.0")
 addSbtPlugin("io.spray" % "sbt-revolver" % "0.10.0")
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.17.0")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.18.2")
 addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.5.6")
-addSbtPlugin("org.scalameta" % "sbt-mdoc" % "2.6.1" )
+addSbtPlugin("org.scalameta" % "sbt-mdoc" % "2.6.3" )
 addSbtPlugin("org.typelevel" % "sbt-tpolecat" % "0.5.2")
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.7")