Add serializersModule

backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/AbstractPluginData.kt

@@ -7,11 +7,13 @@
  * https://github.com/mamoe/mirai/blob/master/LICENSE
  */
 
-@file:Suppress("INVISIBLE_REFERENCE", "INVISIBLE_MEMBER", "EXPOSED_SUPER_CLASS", "NOTHING_TO_INLINE")
+@file:Suppress("INVISIBLE_REFERENCE", "INVISIBLE_MEMBER", "EXPOSED_SUPER_CLASS", "NOTHING_TO_INLINE", "unused")
 
 package net.mamoe.mirai.console.data
 
 import kotlinx.serialization.KSerializer
+import kotlinx.serialization.modules.EmptySerializersModule
+import kotlinx.serialization.modules.SerializersModule
 import net.mamoe.mirai.console.internal.data.PluginDataImpl
 import net.mamoe.mirai.console.internal.data.getAnnotationListForValueSerialization
 import net.mamoe.mirai.console.internal.data.valueName
@@ -72,6 +74,9 @@ public abstract class AbstractPluginData : PluginData, PluginDataImpl() {
     public final override val updaterSerializer: KSerializer<Unit>
         get() = super.updaterSerializer
 
+    @ConsoleExperimentalApi
+    public override val serializersModule: SerializersModule = EmptySerializersModule
+
     /**
      * 当所属于这个 [PluginData] 的 [Value] 的 [值][Value.value] 被修改时被调用.
      */

backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/PluginData.kt

@@ -18,6 +18,8 @@
 package net.mamoe.mirai.console.data
 
 import kotlinx.serialization.KSerializer
+import kotlinx.serialization.modules.SerializersModule
+import kotlinx.serialization.modules.serializersModuleOf
 import net.mamoe.mirai.console.compiler.common.ResolveContext
 import net.mamoe.mirai.console.compiler.common.ResolveContext.Kind.RESTRICTED_NO_ARG_CONSTRUCTOR
 import net.mamoe.mirai.console.data.java.JAutoSavePluginData
@@ -124,6 +126,15 @@ public interface PluginData {
     @ConsoleExperimentalApi
     public fun onValueChanged(value: Value<*>)
 
+    /**
+     * 用于支持多态序列化.
+     *
+     * @see SerializersModule
+     * @see serializersModuleOf
+     */
+    @ConsoleExperimentalApi
+    public val serializersModule: SerializersModule
+
     /**
      * 当这个 [PluginData] 被放入一个 [PluginDataStorage] 时调用
      */