change the modifiers to private from public and lift return out of 'if' (#1088)

Author: Taeyang Jin (Heli)

api/src/main/kotlin/com/google/devtools/ksp/utils.kt

@@ -234,10 +234,10 @@ fun KSDeclaration.isPrivate() = this.modifiers.contains(Modifier.PRIVATE)
 fun KSDeclaration.isJavaPackagePrivate() = this.getVisibility() == Visibility.JAVA_PACKAGE
 
 fun KSDeclaration.closestClassDeclaration(): KSClassDeclaration? {
-    if (this is KSClassDeclaration) {
-        return this
+    return if (this is KSClassDeclaration) {
+        this
     } else {
-        return this.parentDeclaration?.closestClassDeclaration()
+        this.parentDeclaration?.closestClassDeclaration()
     }
 }
 

kotlin-analysis-api/src/main/kotlin/com/google/devtools/ksp/impl/CommandLineKSPLogger.kt

@@ -22,7 +22,7 @@ import com.google.devtools.ksp.symbol.KSNode
 
 class CommandLineKSPLogger : KSPLogger {
     // TODO: support logging level.
-    val messager = System.err
+    private val messager = System.err
     override fun logging(message: String, symbol: KSNode?) {
         messager.println(message)
     }