Kotlin: Add a numlines test

Author: igfoo

java/ql/test/kotlin/library-tests/numlines/callable.expected

@@ -0,0 +1,6 @@
+| test.kt:2:1:4:1 | foo | 3 | 3 | 0 |
+| test.kt:8:1:8:9 | getX | 1 | 1 | 0 |
+| test.kt:18:1:18:17 | getY | 5 | 1 | 4 |
+| test.kt:20:1:26:1 | Foo | 7 | 6 | 1 |
+| test.kt:21:5:24:5 | bar | 4 | 3 | 1 |
+| test.kt:25:5:25:21 | getSomeField | 1 | 1 | 0 |

java/ql/test/kotlin/library-tests/numlines/callable.ql

@@ -0,0 +1,4 @@
+import java
+
+from Callable c
+select c, c.getTotalNumberOfLines(), c.getNumberOfLinesOfCode(), c.getNumberOfCommentLines()

java/ql/test/kotlin/library-tests/numlines/classes.expected

@@ -0,0 +1 @@
+| test.kt:20:1:26:1 | Foo | 7 | 6 | 1 |

java/ql/test/kotlin/library-tests/numlines/classes.ql

@@ -0,0 +1,4 @@
+import java
+
+from Class c
+select c, c.getTotalNumberOfLines(), c.getNumberOfLinesOfCode(), c.getNumberOfCommentLines()

java/ql/test/kotlin/library-tests/numlines/files.expected

@@ -0,0 +1 @@
+| test.kt:0:0:0:0 | test | 28 | 11 | 9 |

java/ql/test/kotlin/library-tests/numlines/files.ql

@@ -0,0 +1,4 @@
+import java
+
+from File f
+select f, f.getTotalNumberOfLines(), f.getNumberOfLinesOfCode(), f.getNumberOfCommentLines()

java/ql/test/kotlin/library-tests/numlines/test.kt

@@ -0,0 +1,27 @@
+
+fun   foo  (  x  :   Int  )  {
+    val   y  =   (  x   +   1  )
+}
+
+// test
+
+val x = 4
+
+/*
+test
+*/
+
+/**
+test
+*/
+
+val y = 5 // test
+
+class Foo {
+    fun bar() {
+        // comment
+        return
+    }
+    val someField = 3
+}
+