add trailing closures

+ Useful for guard statements, not entirely sure about the final syntax
  but at least they're possible

1 files changed, 6 insertions, 14 deletions

diff --git a/lib/fwdlib.hpp b/lib/fwdlib.hpp
index 3efac61..5c52f65 100644
--- a/lib/fwdlib.hpp
+++ b/lib/fwdlib.hpp
@@ -10,23 +10,15 @@
 
 using namespace std;
 
-static void fwd_if(auto cond, auto ok, auto fail)
-{
-	if (cond)
-		ok();
-	else
-		fail();
-}
-
 static void fwd_getline(auto next)
 {
 	if (cin.eof())
-		next(optional<string>{});
+		return next(optional<string>{});
 
 	if (string line; getline(cin, line))
-		next(optional<string>{line});
+		return next(optional<string>{line});
 	else
-		next(optional<string>{});
+		return next(optional<string>{});
 }
 
 static void fwd_foreach(auto container, auto next)
@@ -38,15 +30,15 @@ static void fwd_foreach(auto container, auto next)
 static void fwd_some(auto option, auto ok, auto fail)
 {
 	if (option)
-		ok(std::move(option.value()));
+		return ok(std::move(option.value()));
 	else
-		fail();
+		return fail();
 }
 
 static void fwd_insert(auto container, auto elem, auto next)
 {
 	container.insert(std::move(elem));
-	next(std::move(container));
+	return next(std::move(container));
 }
 
 static void fwd_println(auto elem)