diff options
Diffstat (limited to 'src/test/ui/suggestions/args-instead-of-tuple.rs')
-rw-r--r-- | src/test/ui/suggestions/args-instead-of-tuple.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/ui/suggestions/args-instead-of-tuple.rs b/src/test/ui/suggestions/args-instead-of-tuple.rs new file mode 100644 index 000000000..a15bff07e --- /dev/null +++ b/src/test/ui/suggestions/args-instead-of-tuple.rs @@ -0,0 +1,33 @@ +// Test suggesting tuples where bare arguments may have been passed +// See issue #86481 for details. + +// run-rustfix + +fn main() { + let _: Result<(i32, i8), ()> = Ok(1, 2); + //~^ ERROR this enum variant takes 1 argument but 2 arguments were supplied + let _: Option<(i32, i8, &'static str)> = Some(1, 2, "hi"); + //~^ ERROR this enum variant takes 1 argument but 3 arguments were supplied + let _: Option<()> = Some(); + //~^ ERROR this enum variant takes 1 argument but 0 arguments were supplied + + let _: Option<(i32,)> = Some(3); + //~^ ERROR mismatched types + + let _: Option<(i32,)> = Some((3)); + //~^ ERROR mismatched types + + two_ints(1, 2); //~ ERROR this function takes 1 argument + + with_generic(3, 4); //~ ERROR this function takes 1 argument +} + +fn two_ints(_: (i32, i32)) { +} + +fn with_generic<T: Copy + Send>((a, b): (i32, T)) { + if false { + // test generics/bound handling + with_generic(a, b); //~ ERROR this function takes 1 argument + } +} |