Intermediate changes

commit_hash:e6cca97ec9c9627f1ba82a11abf454518fc90972

1 files changed, 6 insertions, 0 deletions

diff --git a/yql/essentials/tests/sql/suites/expr/lambda_as_optional_callable.yql b/yql/essentials/tests/sql/suites/expr/lambda_as_optional_callable.yql
new file mode 100644
index 00000000000..5700bc9a71e
--- /dev/null
+++ b/yql/essentials/tests/sql/suites/expr/lambda_as_optional_callable.yql
@@ -0,0 +1,6 @@
+$callbackType = Callable<(Int32)->Int32>;
+$defaultFunc = Callable($callbackType, ($x)->($x));
+$outerType = CallableType(1, Int32, Int32, Optional<$callbackType>);
+$outer = Callable($outerType, ($x,$f)->(($f ?? $defaultFunc)($x)));
+
+select $outer(1,($y)->($y+1)), $outer(1);