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Add test for "missing function argument" on multiline call

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This commit is contained in:
Sasha Pourcelot 2025-08-04 20:47:43 +02:00
parent e1b9081e69
commit bdaabc17b6
2 changed files with 41 additions and 3 deletions
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12
tests/ui/fn/fn-arg-count-mismatch-diagnostics.rs
View File

@ -46,9 +46,21 @@ impl Bar {
}
}
fn function_with_lots_of_arguments(a: i32, b: char, c: i32, d: i32, e: i32, f: i32) {}
fn main() {
foo(1, 2, 3);
//~^ ERROR function takes 4 arguments but 3
bar(1, 2, 3);
//~^ ERROR function takes 6 arguments but 3
let variable_name = 42;
function_with_lots_of_arguments(
variable_name,
variable_name,
variable_name,
variable_name,
variable_name,
);
//~^^^^^^^ ERROR this function takes 6 arguments but 5 arguments were supplied [E0061]
}

32
tests/ui/fn/fn-arg-count-mismatch-diagnostics.stderr
View File

@ -52,7 +52,7 @@ LL | <$from>::$method(8, /* u8 */)
| ++++++++++
error[E0061]: this function takes 4 arguments but 3 arguments were supplied
--> $DIR/fn-arg-count-mismatch-diagnostics.rs:50:5
--> $DIR/fn-arg-count-mismatch-diagnostics.rs:52:5
|
LL | foo(1, 2, 3);
| ^^^--------- argument #4 of type `isize` is missing
@ -68,7 +68,7 @@ LL | foo(1, 2, 3, /* isize */);
| +++++++++++++
error[E0061]: this function takes 6 arguments but 3 arguments were supplied
--> $DIR/fn-arg-count-mismatch-diagnostics.rs:52:5
--> $DIR/fn-arg-count-mismatch-diagnostics.rs:54:5
|
LL | bar(1, 2, 3);
| ^^^--------- three arguments of type `i32`, `i32`, and `i32` are missing
@ -83,6 +83,32 @@ help: provide the arguments
LL | bar(1, 2, 3, /* i32 */, /* i32 */, /* i32 */);
| +++++++++++++++++++++++++++++++++
error: aborting due to 5 previous errors
error[E0061]: this function takes 6 arguments but 5 arguments were supplied
--> $DIR/fn-arg-count-mismatch-diagnostics.rs:58:5
|
LL | function_with_lots_of_arguments(
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | variable_name,
LL | variable_name,
| ------------- argument #2 of type `char` is missing
|
note: function defined here
--> $DIR/fn-arg-count-mismatch-diagnostics.rs:49:4
|
LL | fn function_with_lots_of_arguments(a: i32, b: char, c: i32, d: i32, e: i32, f: i32) {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -------
help: provide the argument
|
LL - function_with_lots_of_arguments(
LL - variable_name,
LL - variable_name,
LL - variable_name,
LL - variable_name,
LL - variable_name,
LL - );
LL + function_with_lots_of_arguments(variable_name, /* char */, variable_name, variable_name, variable_name, variable_name);
|
error: aborting due to 6 previous errors
For more information about this error, try `rustc --explain E0061`.