Kotlin: Populate numfiles

java/kotlin-extractor/src/main/kotlin/KotlinFileExtractor.kt

@@ -35,6 +35,7 @@ import kotlin.collections.ArrayList
 open class KotlinFileExtractor(
     override val logger: FileLogger,
     override val tw: FileTrapWriter,
+    val linesOfCode: LinesOfCode?,
     val filePath: String,
     dependencyCollector: OdasaOutput.TrapFileManager?,
     externalClassExtractor: ExternalDeclExtractor,
@@ -90,6 +91,8 @@ open class KotlinFileExtractor(
             if (!declarationStack.isEmpty()) {
                 logger.errorElement("Declaration stack is not empty after processing the file", file)
             }
+
+            linesOfCode?.linesOfCodeInFile(id)
         }
     }
 
@@ -459,6 +462,8 @@ open class KotlinFileExtractor(
                 extractClassModifiers(c, id)
                 extractClassSupertypes(c, id, inReceiverContext = true) // inReceiverContext = true is specified to force extraction of member prototypes of base types
 
+                linesOfCode?.linesOfCodeInDeclaration(c, id)
+
                 return id
             }
         }
@@ -1038,6 +1043,8 @@ open class KotlinFileExtractor(
                     addModifiers(id, "suspend")
                 }
 
+                linesOfCode?.linesOfCodeInDeclaration(f, id)
+
                 return id
             }
         }