library;
import self as self;
import "dart:core" as core;

static method foo() → core::int {
  core::Function f = (dynamic x) → dynamic => x;
  core::List<dynamic> l = <core::String>["bar"].{core::Iterable::map}<dynamic>(f as{TypeError} (core::String) → dynamic).{core::Iterable::toList}();
  l.{core::List::add}(42);
  return l.{core::Iterable::first}.length as{TypeError} core::int;
}
static method main() → dynamic {}