Merge pull request #955 from yadavan88/backtick-usage

Sample code for backticks usage

Author: Maiklins

core-kotlin-modules/core-kotlin-lang-4/src/main/java/com/baeldung/backticks/BackTickUsage.java

@@ -0,0 +1,7 @@
+package com.baeldung.backticks;
+
+public class BackTickUsage {
+    public boolean is() {
+        return true;
+    }
+}

core-kotlin-modules/core-kotlin-lang-4/src/test/kotlin/com/baeldung/backticks/BackticksUnitTest.kt

@@ -0,0 +1,25 @@
+package com.baeldung.backticks
+
+import org.junit.jupiter.api.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
+
+class BackticksUnitTest {
+    @Test
+    fun `use backticks to escape reserved keywords`() {
+        val `class` = "Hello"
+        assertEquals("Hello", `class`)
+    }
+
+    @Test
+    fun `use backticks to allow special characters in identifier`() {
+        val `special Name$and@` = "Hello"
+        assertEquals("Hello", `special Name$and@`)
+    }
+
+    @Test
+    fun `use backticks to refer to Java method that is a keyword in Kotlin`() {
+        val backTickUsageJavaClass = BackTickUsage()
+        assertTrue(backTickUsageJavaClass.`is`())
+    }
+}