patch 9.1.0263: Vim9: Problem with lambda blocks in enums and classes

Problem:  Vim9: Problem with lambda blocks in enums and classes
          (Aliaksei Budavei)
Solution: Support evaluating lambda blocks from a string, skip over
          comments (Yegappan Lakshmanan)

fixes: #14350
closes: #14405

Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_vim9_enum.vim b/src/testdir/test_vim9_enum.vim
index 5f9fbff..274b556 100644
--- a/src/testdir/test_vim9_enum.vim
+++ b/src/testdir/test_vim9_enum.vim
@@ -1503,4 +1503,35 @@
   v9.CheckSourceSuccess(lines)
 enddef
 
+" Test for using lambda block in enums
+def Test_lambda_block_in_enum()
+  # This used to crash Vim
+  var lines =<< trim END
+    vim9script
+    enum IdEnum1
+      ID1
+      const Id: func(number): number = (num: number): number => {
+        # Return a ID
+        return num / 2
+      }
+    endenum
+    assert_equal(5, IdEnum1.ID1.Id(10))
+  END
+  v9.CheckScriptSuccess(lines)
+
+  # This used to crash Vim
+  lines =<< trim END
+    vim9script
+    enum IdEnum2
+      ID1
+      static const Id: func(number): number = (num: number): number => {
+        # Return a ID
+        return num + 2
+      }
+    endenum
+    assert_equal(12, IdEnum2.Id(10))
+  END
+  v9.CheckScriptSuccess(lines)
+enddef
+
 " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker