add @ExperimentalSerializationApi to new funcions, tidy addAll(vararg elements: JsonElement)

Author: aSemy

formats/json/commonMain/src/kotlinx/serialization/json/JsonElementBuilders.kt

@@ -6,7 +6,9 @@
 package kotlinx.serialization.json
 
 import kotlinx.serialization.ExperimentalSerializationApi
-import kotlin.contracts.*
+import kotlin.contracts.ExperimentalContracts
+import kotlin.contracts.InvocationKind
+import kotlin.contracts.contract
 import kotlin.jvm.JvmName
 
 /**
@@ -142,6 +144,7 @@ public class JsonArrayBuilder @PublishedApi internal constructor() {
      *
      * @return `true` if the list was changed as the result of the operation.
      */
+    @ExperimentalSerializationApi
     public fun addAll(elements: Collection<JsonElement>): Boolean =
         content.addAll(elements)
 
@@ -196,38 +199,45 @@ public fun JsonArrayBuilder.addJsonArray(builderAction: JsonArrayBuilder.() -> U
     add(buildJsonArray(builderAction))
 
 /**
- * Adds the given JSON [element] and [elements] to a resulting JSON array.
+ * Adds the given JSON [elements] to a resulting JSON array.
  *
  * @return `true` if the list was changed as the result of the operation.
  */
-public fun JsonArrayBuilder.addAll(element: JsonElement, vararg elements: JsonElement): Boolean {
-    return addAll(listOf(element) + elements)
+@ExperimentalSerializationApi
+public fun JsonArrayBuilder.addAll(vararg elements: JsonElement): Boolean {
+    return addAll(elements.toList())
 }
 
 /** Adds the given string [values] to a resulting JSON array. */
 @JvmName("addAllStrings")
+@ExperimentalSerializationApi
 public fun JsonArrayBuilder.addAll(values: Collection<String?>): Boolean =
     addAll(values.map(::JsonPrimitive))
 
 /** Adds the given boolean [values] to a resulting JSON array. */
 @JvmName("addAllBooleans")
+@ExperimentalSerializationApi
 public fun JsonArrayBuilder.addAll(values: Collection<Boolean?>): Boolean =
     addAll(values.map(::JsonPrimitive))
 
 /** Adds the given numeric [values] to a resulting JSON array. */
 @JvmName("addAllNumbers")
+@ExperimentalSerializationApi
 public fun JsonArrayBuilder.addAll(values: Collection<Number?>): Boolean =
     addAll(values.map(::JsonPrimitive))
 
 /** Adds the given string [values] to a resulting JSON array. */
+@ExperimentalSerializationApi
 public fun JsonArrayBuilder.addAll(vararg values: String?): Boolean =
     addAll(values.toList())
 
 /** Adds the given boolean [values] to a resulting JSON array. */
+@ExperimentalSerializationApi
 public fun JsonArrayBuilder.addAll(vararg values: Boolean?): Boolean =
     addAll(values.toList())
 
 /** Adds the given numeric [values] to a resulting JSON array. */
+@ExperimentalSerializationApi
 public fun JsonArrayBuilder.addAll(vararg values: Number?): Boolean =
     addAll(values.toList())