JetDiagnosticsTest migrated to TestGenerator

- test data files renamed from *.jet to *.kt

compiler/testData/diagnostics/tests/regressions/kt58.kt

@@ -0,0 +1,91 @@
+//KT-58 Allow finally around definite returns
+
+package kt58
+
+import java.util.concurrent.locks.Lock
+
+fun lock<T>(lock : Lock, body :  () -> T) : T {
+    lock.lock()
+    try {
+        return body()
+    }
+    finally {
+        lock.unlock(); // we report an error, but we chouldn't
+    }
+}
+
+//more tests
+fun t1() : Int {
+    try {
+        <!UNREACHABLE_CODE!>return 1<!>
+    }
+    finally {
+        return 2
+    }
+}
+
+fun t2() : Int {
+    try {
+        return 1
+    }
+    finally {
+        doSmth(3)
+    }
+}
+
+fun t3() : Int {
+    try {
+        return 1
+    }
+    catch (e: UnsupportedOperationException) {
+        doSmth(2)
+    }
+    finally {
+        doSmth(3)
+    }
+<!NO_RETURN_IN_FUNCTION_WITH_BLOCK_BODY!>}<!>
+
+fun t4() : Int {
+    try {
+        return 1
+    }
+    catch (e: UnsupportedOperationException) {
+        doSmth(2)
+    }
+<!NO_RETURN_IN_FUNCTION_WITH_BLOCK_BODY!>}<!>
+
+fun t5() : Int {
+    try {
+        return 1
+    }
+    catch (e: UnsupportedOperationException) {
+        return 2
+    }
+}
+
+fun t6() : Int {
+    try {
+        return 1
+    }
+    catch (e: UnsupportedOperationException) {
+        return 2
+    }
+    finally {
+        doSmth(3)
+    }
+}
+
+fun t7() : Int {
+    try {
+        doSmth(1)
+    }
+    catch (e: UnsupportedOperationException) {
+        return 2
+    }
+    finally {
+        doSmth(3)
+    }
+<!NO_RETURN_IN_FUNCTION_WITH_BLOCK_BODY!>}<!>
+
+fun doSmth(<!UNUSED_PARAMETER!>i<!>: Int) {
+}