diff options
Diffstat (limited to 'tests/ui/suggestions/const-no-type.rs')
-rw-r--r-- | tests/ui/suggestions/const-no-type.rs | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/tests/ui/suggestions/const-no-type.rs b/tests/ui/suggestions/const-no-type.rs new file mode 100644 index 000000000..c6fdcdadb --- /dev/null +++ b/tests/ui/suggestions/const-no-type.rs @@ -0,0 +1,51 @@ +// In the cases below, the type is missing from the `const` and `static` items. +// +// Here, we test that we: +// +// a) Perform parser recovery. +// +// b) Emit a diagnostic with the actual inferred type to RHS of `=` as the suggestion. + +fn main() {} + +// These will not reach typeck: + +#[cfg(FALSE)] +const C2 = 42; +//~^ ERROR missing type for `const` item +//~| HELP provide a type for the item +//~| SUGGESTION : <type> + +#[cfg(FALSE)] +static S2 = "abc"; +//~^ ERROR missing type for `static` item +//~| HELP provide a type for the item +//~| SUGGESTION : <type> + +#[cfg(FALSE)] +static mut SM2 = "abc"; +//~^ ERROR missing type for `static mut` item +//~| HELP provide a type for the item +//~| SUGGESTION : <type> + +// These will, so the diagnostics should be stolen by typeck: + +const C = 42; +//~^ ERROR missing type for `const` item +//~| HELP provide a type for the constant +//~| SUGGESTION : i32 + +const D = &&42; +//~^ ERROR missing type for `const` item +//~| HELP provide a type for the constant +//~| SUGGESTION : &&i32 + +static S = Vec::<String>::new(); +//~^ ERROR missing type for `static` item +//~| HELP provide a type for the static variable +//~| SUGGESTION : Vec<String> + +static mut SM = "abc"; +//~^ ERROR missing type for `static mut` item +//~| HELP provide a type for the static variable +//~| SUGGESTION : &str |