From 4445ea596cb9f533fc52f3c2c75cbe15028ebd55 Mon Sep 17 00:00:00 2001
From: David Denton <denton.david@gmail.com>
Date: Thu, 4 Jan 2024 17:20:33 +0000
Subject: [PATCH] add support for mapped lists

---
 .../src/main/kotlin/dev/forkhandles/data/DataContainer.kt   | 6 +++---
 .../kotlin/dev/forkhandles/lens/JacksonDataContainerTest.kt | 1 +
 .../kotlin/dev/forkhandles/lens/MapDataContainerTest.kt     | 1 +
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/data4k/src/main/kotlin/dev/forkhandles/data/DataContainer.kt b/data4k/src/main/kotlin/dev/forkhandles/data/DataContainer.kt
index aea126d..e0567c1 100644
--- a/data4k/src/main/kotlin/dev/forkhandles/data/DataContainer.kt
+++ b/data4k/src/main/kotlin/dev/forkhandles/data/DataContainer.kt
@@ -38,10 +38,10 @@ abstract class DataContainer<CONTENT>(
 
     fun <OUT, NEXT> field(mapInFn: (OUT) -> NEXT) = field(mapInFn) { error("no outbound mapping defined") }
 
-//    fun <IN, OUT> list(mapInFn: (IN) -> OUT) =
-//        list(mapInFn) { error("no outbound mapping defined") }
-//
+    fun <IN, OUT> list(mapInFn: (IN) -> OUT) =
+        list(mapInFn) { error("no outbound mapping defined") }
 
+    @JvmName("listDataContainer")
     fun <OUT : DataContainer<CONTENT>?> list(mapInFn: (CONTENT) -> OUT) =
         list(mapInFn) { it?.data }
 
diff --git a/data4k/src/test/kotlin/dev/forkhandles/lens/JacksonDataContainerTest.kt b/data4k/src/test/kotlin/dev/forkhandles/lens/JacksonDataContainerTest.kt
index 9685386..b05d344 100644
--- a/data4k/src/test/kotlin/dev/forkhandles/lens/JacksonDataContainerTest.kt
+++ b/data4k/src/test/kotlin/dev/forkhandles/lens/JacksonDataContainerTest.kt
@@ -23,6 +23,7 @@ class JacksonDataContainerTest : DataContainerContract<JacksonDataContainerTest.
         override var listField by list<String>()
         override var listIntsField by list<Int>()
         override var listValueField by list(MyType)
+        override val listMapped by list(Int::toString)
         override var objectField by obj(::SubNodeBacked)
         override var valueField by field(MyType)
         override var mappedField by field(String::toInt)
diff --git a/data4k/src/test/kotlin/dev/forkhandles/lens/MapDataContainerTest.kt b/data4k/src/test/kotlin/dev/forkhandles/lens/MapDataContainerTest.kt
index a4be3a6..c544891 100644
--- a/data4k/src/test/kotlin/dev/forkhandles/lens/MapDataContainerTest.kt
+++ b/data4k/src/test/kotlin/dev/forkhandles/lens/MapDataContainerTest.kt
@@ -23,6 +23,7 @@ class MapDataContainerTest : DataContainerContract<MapDataContainerTest.SubMap>(
         override var listValueField by list(MyType)
         override var listSubClassField by list(::SubMap)
         override var listIntsField by list<Int>()
+        override val listMapped by list(Int::toString)
 
         override var objectField by obj(::SubMap)