chore: implement getHookType on ScalaHookDefinition

See #401 for context

Author: gaeljw

cucumber-scala/src/main/scala/io/cucumber/scala/HookDsl.scala

@@ -184,7 +184,8 @@ private[scala] trait HookDsl extends BaseScalaDsl {
     }
 
     def apply(body: Scenario => Unit): Unit = {
-      val details = ScalaHookDetails(tagExpression, order, body, frame)
+      val details =
+        ScalaHookDetails(tagExpression, order, body, frame, hookType)
       registry.registerDynamicHook(hookType, details)
     }
 

cucumber-scala/src/main/scala/io/cucumber/scala/ScalaHookDefinition.scala

@@ -1,7 +1,9 @@
 package io.cucumber.scala
 
 import io.cucumber.core.backend.{HookDefinition, ScenarioScoped, TestCaseState}
+import io.cucumber.scala.ScopedHookType.{AFTER, AFTER_STEP, BEFORE, BEFORE_STEP}
 
+import java.util.Optional
 import scala.annotation.nowarn
 
 trait ScalaHookDefinition extends HookDefinition with AbstractGlueDefinition {
@@ -18,6 +20,16 @@ trait ScalaHookDefinition extends HookDefinition with AbstractGlueDefinition {
 
   override def getOrder: Int = hookDetails.order
 
+  override def getHookType: Optional[HookDefinition.HookType] = {
+    val javaHookType = hookDetails.hookType match {
+      case BEFORE      => HookDefinition.HookType.BEFORE
+      case AFTER       => HookDefinition.HookType.AFTER
+      case BEFORE_STEP => HookDefinition.HookType.BEFORE_STEP
+      case AFTER_STEP  => HookDefinition.HookType.AFTER_STEP
+    }
+    Optional.of(javaHookType)
+  }
+
 }
 
 object ScalaHookDefinition {

cucumber-scala/src/main/scala/io/cucumber/scala/ScalaHookDetails.scala

@@ -6,5 +6,6 @@ case class ScalaHookDetails(
     tagExpression: String,
     order: Int,
     body: HookDefinitionBody,
-    stackTraceElement: StackTraceElement
+    stackTraceElement: StackTraceElement,
+    hookType: ScopedHookType
 )