Support decoding map with array (#353)

Co-authored-by: White Rabbit <[email protected]>

Author: BOOMeranGG

ktoml-core/src/commonMain/kotlin/com/akuleshov7/ktoml/decoders/TomlMapDecoder.kt

@@ -96,6 +96,11 @@ public class TomlMapDecoder private constructor(
         // stubs are internal technical nodes that are not needed in this scenario
         skipStubs()
         return when (val processedNode = rootNode.children[decodingElementIndex]) {
+            is TomlKeyValueArray -> if (index % 2 == 0) {
+                processedNode.key.toString() as T
+            } else {
+                decodeTomlKeyValueArray(processedNode, deserializer)
+            }
             is TomlKeyValue -> if (index % 2 == 0) {
                 processedNode.key.toString() as T
             } else {
@@ -148,6 +153,11 @@ public class TomlMapDecoder private constructor(
         TomlMainDecoder.decode(deserializer, rootNode, config)
     }
 
+    private fun <T> decodeTomlKeyValueArray(
+        processedNode: TomlKeyValueArray,
+        deserializer: DeserializationStrategy<T>
+    ): T = TomlArrayDecoder.decode(deserializer, processedNode, config)
+
     private fun <T> decodeTomlTable(
         processedNode: TomlTable,
         deserializer: DeserializationStrategy<T>

ktoml-core/src/commonTest/kotlin/com/akuleshov7/ktoml/decoders/structures/MapDecoderTest.kt

@@ -1,9 +1,11 @@
 package com.akuleshov7.ktoml.decoders.structures
 
 import com.akuleshov7.ktoml.Toml
+import com.akuleshov7.ktoml.TomlInputConfig
 import com.akuleshov7.ktoml.exceptions.IllegalTypeException
 import com.akuleshov7.ktoml.exceptions.MissingRequiredPropertyException
 import com.akuleshov7.ktoml.exceptions.TomlDecodingException
+import com.akuleshov7.ktoml.parsers.TomlParser
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.decodeFromString
@@ -149,6 +151,64 @@ class MapDecoderTest {
         )
     }
 
+    @Test
+    fun testMapWithArray() {
+        @Serializable
+        data class VersionCatalog(
+            val bundles: Map<String, List<String>> = emptyMap(),
+        )
+
+        val toml = """
+            [bundles]
+            koin = [
+                "koin-core",
+                "koin-compose",
+                "koin-compose-viewmodel"
+            ]
+
+            ktor-common = [
+                "ktor-client-core",
+                "ktor-client-content-negotiation",
+                "ktor-serialization-kotlinx-json",
+                "ktor-client-auth",
+                "ktor-client-logging"
+            ]
+
+            ktor-commond = [
+                "ktor-client-core",
+                "ktor-client-content-negotiation",
+                "ktor-serialization-kotlinx-json",
+                "ktor-client-auth",
+                "ktor-client-loggqing"
+            ]
+        """.trimIndent()
+
+        val expected = VersionCatalog(
+            mapOf(
+                "koin" to listOf("koin-core", "koin-compose", "koin-compose-viewmodel"),
+                "ktor-common" to listOf(
+                    "ktor-client-core",
+                    "ktor-client-content-negotiation",
+                    "ktor-serialization-kotlinx-json",
+                    "ktor-client-auth",
+                    "ktor-client-logging"
+                ),
+                "ktor-commond" to listOf(
+                    "ktor-client-core",
+                    "ktor-client-content-negotiation",
+                    "ktor-serialization-kotlinx-json",
+                    "ktor-client-auth",
+                    "ktor-client-loggqing"
+                )
+            )
+        )
+        val result = Toml.decodeFromString<VersionCatalog>(toml)
+        assertEquals(
+            expected,
+            result
+        )
+    }
+
     @Test
     fun decodeMapOfObjects() {
         @Serializable