コンバータ取得処理を切り出し

ついでに関数のスコープを整理

Author: k163377

src/main/kotlin/com/mapk/kmapper/ParameterUtils.kt

@@ -9,7 +9,10 @@ import kotlin.reflect.full.functions
 import kotlin.reflect.full.staticFunctions
 import kotlin.reflect.jvm.isAccessible
 
-internal fun <T> Collection<KFunction<T>>.getConverterMapFromFunctions(): Set<Pair<KClass<*>, KFunction<T>>> {
+internal fun <T : Any> KClass<T>.getConverters(): Set<Pair<KClass<*>, KFunction<T>>> =
+    convertersFromConstructors(this) + convertersFromStaticMethods(this) + convertersFromCompanionObject(this)
+
+private fun <T> Collection<KFunction<T>>.getConverterMapFromFunctions(): Set<Pair<KClass<*>, KFunction<T>>> {
     return filter { it.annotations.any { annotation -> annotation is KConverter } }
         .map { func ->
             func.isAccessible = true
@@ -18,19 +21,19 @@ internal fun <T> Collection<KFunction<T>>.getConverterMapFromFunctions(): Set<Pa
         }.toSet()
 }
 
-internal fun <T : Any> convertersFromConstructors(clazz: KClass<T>): Set<Pair<KClass<*>, KFunction<T>>> {
+private fun <T : Any> convertersFromConstructors(clazz: KClass<T>): Set<Pair<KClass<*>, KFunction<T>>> {
     return clazz.constructors.getConverterMapFromFunctions()
 }
 
 @Suppress("UNCHECKED_CAST")
-internal fun <T : Any> convertersFromStaticMethods(clazz: KClass<T>): Set<Pair<KClass<*>, KFunction<T>>> {
+private fun <T : Any> convertersFromStaticMethods(clazz: KClass<T>): Set<Pair<KClass<*>, KFunction<T>>> {
     val staticFunctions: Collection<KFunction<T>> = clazz.staticFunctions as Collection<KFunction<T>>
 
     return staticFunctions.getConverterMapFromFunctions()
 }
 
 @Suppress("UNCHECKED_CAST")
-internal fun <T : Any> convertersFromCompanionObject(clazz: KClass<T>): Set<Pair<KClass<*>, KFunction<T>>> {
+private fun <T : Any> convertersFromCompanionObject(clazz: KClass<T>): Set<Pair<KClass<*>, KFunction<T>>> {
     return clazz.companionObjectInstance?.let { companionObject ->
         companionObject::class.functions
             .filter { it.annotations.any { annotation -> annotation is KConverter } }