diff options
Diffstat (limited to 'src/test/ui/inference/need_type_info/channel.rs')
-rw-r--r-- | src/test/ui/inference/need_type_info/channel.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/inference/need_type_info/channel.rs b/src/test/ui/inference/need_type_info/channel.rs new file mode 100644 index 000000000..e2ba5a941 --- /dev/null +++ b/src/test/ui/inference/need_type_info/channel.rs @@ -0,0 +1,19 @@ +// Test that we suggest specifying the generic argument of `channel` +// instead of the return type of that function, which is a lot more +// complex. +use std::sync::mpsc::channel; + +fn no_tuple() { + let _data = + channel(); //~ ERROR type annotations needed +} + +fn tuple() { + let (_sender, _receiver) = + channel(); //~ ERROR type annotations needed +} + +fn main() { + no_tuple(); + tuple(); +} |