diff options
Diffstat (limited to 'third_party/nix/src/libutil/serialise.hh')
| -rw-r--r-- | third_party/nix/src/libutil/serialise.hh | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/third_party/nix/src/libutil/serialise.hh b/third_party/nix/src/libutil/serialise.hh index d8c8b181f4..a5992b50ec 100644 --- a/third_party/nix/src/libutil/serialise.hh +++ b/third_party/nix/src/libutil/serialise.hh @@ -209,7 +209,8 @@ struct LambdaSource : Source { /* Convert a function that feeds data into a Sink into a Source. The Source executes the function as a coroutine. */ std::unique_ptr<Source> sinkToSource( - std::function<void(Sink&)> fun, std::function<void()> eof = []() { + const std::function<void(Sink&)>& fun, + const std::function<void()>& eof = []() { throw EndOfFile("coroutine has finished"); }); |