Arg count mismatch diagnostic: Handle tuple struct/variant ctors #5283
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matklad
reviewed
Jul 10, 2020
| Tup(0); | ||
| } | ||
| ", | ||
| expect![["\"Tup(0)\": Expected 2 arguments, found 1\n"]], |
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Actually now that I look at it, annotaed tests might be even better here
struct Tup(u8, u16);
fn f() {
Tup(0);
//^^^^^^ Expected 2 arguments, found 1
}
but maybe not -- multiline spans would be awkward. See inlay_hints.rs for how such tests feel
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I didn't know
callable_item_signaturewas a thing, that makes this really easy.bors r+