[Breaking] Move generateCode from org.jetbrains.kotlinx.dataframe.codeGen to org.jetbrains.kotlinx.dataframe.api

Having to import this function in notebooks is bothersome. Api package is imported by default. Adding codeGen to default imports would add too much things.

Author: koperagen

core/src/main/kotlin/org/jetbrains/kotlinx/dataframe/codeGen/generateCode.kt renamed to core/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/generateCode.kt

@@ -1,8 +1,8 @@
-package org.jetbrains.kotlinx.dataframe.codeGen
+package org.jetbrains.kotlinx.dataframe.api
 
 import org.jetbrains.dataframe.impl.codeGen.CodeGenerator
 import org.jetbrains.kotlinx.dataframe.DataFrame
-import org.jetbrains.kotlinx.dataframe.api.schema
+import org.jetbrains.kotlinx.dataframe.codeGen.MarkerVisibility
 
 public inline fun <reified T> DataFrame<T>.generateCode(
     fields: Boolean = true,

core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/api/gather.kt

@@ -6,7 +6,6 @@ import org.jetbrains.kotlinx.dataframe.AnyFrame
 import org.jetbrains.kotlinx.dataframe.DataFrame
 import org.jetbrains.kotlinx.dataframe.DataRow
 import org.jetbrains.kotlinx.dataframe.annotations.DataSchema
-import org.jetbrains.kotlinx.dataframe.codeGen.generateCode
 import org.jetbrains.kotlinx.dataframe.columns.ColumnKind
 import org.jetbrains.kotlinx.dataframe.io.readJsonStr
 import org.jetbrains.kotlinx.dataframe.kind

core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/codeGen/CodeGenerationTests.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlinx.dataframe.DataColumn
 import org.jetbrains.kotlinx.dataframe.DataRow
 import org.jetbrains.kotlinx.dataframe.api.dataFrameOf
 import org.jetbrains.kotlinx.dataframe.api.dropNulls
+import org.jetbrains.kotlinx.dataframe.api.generateDataClasses
 import org.jetbrains.kotlinx.dataframe.api.groupBy
 import org.jetbrains.kotlinx.dataframe.api.move
 import org.jetbrains.kotlinx.dataframe.api.schema

core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/codeGen/MatchSchemeTests.kt

@@ -7,6 +7,7 @@ import org.jetbrains.kotlinx.dataframe.DataRow
 import org.jetbrains.kotlinx.dataframe.annotations.DataSchema
 import org.jetbrains.kotlinx.dataframe.api.add
 import org.jetbrains.kotlinx.dataframe.api.cast
+import org.jetbrains.kotlinx.dataframe.api.generateCode
 import org.jetbrains.kotlinx.dataframe.io.readJsonStr
 import org.junit.Test