Add out modifier for type argument of ColumnAccessor

nikitinas · nikitinas · commit bafff849a477 · 2022-05-16T15:45:43.000+03:00
diff --git a/src/main/kotlin/org/jetbrains/kotlinx/dataframe/columns/ColumnAccessor.kt b/src/main/kotlin/org/jetbrains/kotlinx/dataframe/columns/ColumnAccessor.kt
@@ -17,7 +17,7 @@ import kotlin.reflect.KProperty
  *
  * @param T Expected [type][DataColumn.type] of values in the column
  */
-public interface ColumnAccessor<T> : ColumnReference<T> {
+public interface ColumnAccessor<out T> : ColumnReference<T> {
 
     public override operator fun getValue(thisRef: Any?, property: KProperty<*>): ColumnAccessor<T> = this
 

Original file line number	Diff line number	Diff line change
`@@ -17,7 +17,7 @@ import kotlin.reflect.KProperty`
`17`	`17`	`*`
`18`	`18`	`* @param T Expected [type][DataColumn.type] of values in the column`
`19`	`19`	`*/`
`20`		`-public interface ColumnAccessor<T> : ColumnReference<T> {`
	`20`	`+public interface ColumnAccessor<out T> : ColumnReference<T> {`
`21`	`21`
`22`	`22`	`public override operator fun getValue(thisRef: Any?, property: KProperty<*>): ColumnAccessor<T> = this`
`23`	`23`