feat:新增 Scala 访问权限示例

src/main/scala/accessmodifier/differentpackage/Other.scala

@@ -0,0 +1,10 @@
+package accessmodifier.differentpackage
+
+object Other {
+
+  def test(): Unit = {
+
+//     println(Person.name)  // ❌
+//     Person.showAge()      // ❌
+  }
+}

src/main/scala/accessmodifier/samepackage/Main.scala

@@ -0,0 +1,13 @@
+package accessmodifier.samepackage
+
+object Main {
+
+  def main(args: Array[String]): Unit = {
+
+    println(Person.name) // ✅
+
+    Person.showAge() // ✅
+
+//     println(Person.age) // ❌
+  }
+}

src/main/scala/accessmodifier/samepackage/Person.scala

@@ -0,0 +1,12 @@
+package accessmodifier.samepackage
+
+private object Person {
+
+  val name = "Tom"
+
+  private val age = 31
+
+  def showAge(): Unit = {
+    println(age)
+  }
+}