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77 Rust: Add type inference test cases for tuples. by geoffw0 · Pull Request #20004 · github/codeql · GitHub
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Rust: Add type inference test cases for tuples. #20004

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Merged
merged 3 commits into from
Jul 10, 2025
Merged

Rust: Add type inference test cases for tuples. #20004

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Rust: Add type inference test cases for tuples.
geoffw0 Jul 9, 2025
6c9c890
Rust: Autoformat.
geoffw0 Jul 9, 2025
36720ca
Rust: Update .expected file after autoformat.
geoffw0 Jul 9, 2025
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30 changes: 30 additions & 0 deletions rust/ql/test/library-tests/type-inference/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2228,6 +2228,34 @@ mod explicit_type_args {
}
}

mod tuples {
struct S1 {}

impl S1 {
fn get_pair() -> (S1, S1) {
(S1 {}, S1 {})
}
fn foo(self) {}
}

pub fn f() {
let a = S1::get_pair(); // $ method=get_pair MISSING: type=a:?
let mut b = S1::get_pair(); // $ method=get_pair MISSING: type=b:?
let (c, d) = S1::get_pair(); // $ method=get_pair MISSING: type=c:? type=d:?
let (mut e, f) = S1::get_pair(); // $ method=get_pair MISSING: type=e: type=f:
let (mut g, mut h) = S1::get_pair(); // $ method=get_pair MISSING: type=g:? type=h:?

a.0.foo(); // $ MISSING: method=foo
b.1.foo(); // $ MISSING: method=foo
c.foo(); // $ MISSING: method=foo
d.foo(); // $ MISSING: method=foo
e.foo(); // $ MISSING: method=foo
f.foo(); // $ MISSING: method=foo
g.foo(); // $ MISSING: method=foo
h.foo(); // $ MISSING: method=foo
}
}

fn main() {
field_access::f(); // $ method=f
method_impl::f(); // $ method=f
Expand All @@ -2251,7 +2279,9 @@ fn main() {
impl_trait::f(); // $ method=f
indexers::f(); // $ method=f
loops::f(); // $ method=f
explicit_type_args::f(); // $ method=f
macros::f(); // $ method=f
method_determined_by_argument_type::f(); // $ method=f
tuples::f(); // $ method=f
dereference::test(); // $ method=test
}
13 changes: 8 additions & 5 deletions rust/ql/test/library-tests/type-inference/type-inference.expected
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Expand Up @@ -3636,9 +3636,12 @@ inferType
| main.rs:2224:19:2227:9 | S5 {...} | | main.rs:2204:5:2206:5 | S5 |
| main.rs:2224:19:2227:9 | S5 {...} | T5 | main.rs:2183:5:2184:14 | S2 |
| main.rs:2226:20:2226:32 | ...::default(...) | | main.rs:2183:5:2184:14 | S2 |
| main.rs:2233:5:2233:20 | ...::f(...) | | main.rs:72:5:72:21 | Foo |
| main.rs:2234:5:2234:60 | ...::g(...) | | main.rs:72:5:72:21 | Foo |
| main.rs:2234:20:2234:38 | ...::Foo {...} | | main.rs:72:5:72:21 | Foo |
| main.rs:2234:41:2234:59 | ...::Foo {...} | | main.rs:72:5:72:21 | Foo |
| main.rs:2250:5:2250:15 | ...::f(...) | | {EXTERNAL LOCATION} | trait Future |
| main.rs:2236:38:2236:42 | S1 {...} | | main.rs:2232:5:2233:5 | S1 |
| main.rs:2236:45:2236:49 | S1 {...} | | main.rs:2232:5:2233:5 | S1 |
| main.rs:2237:16:2237:19 | SelfParam | | main.rs:2232:5:2233:5 | S1 |
| main.rs:2260:5:2260:20 | ...::f(...) | | main.rs:72:5:72:21 | Foo |
| main.rs:2261:5:2261:60 | ...::g(...) | | main.rs:72:5:72:21 | Foo |
| main.rs:2261:20:2261:38 | ...::Foo {...} | | main.rs:72:5:72:21 | Foo |
| main.rs:2261:41:2261:59 | ...::Foo {...} | | main.rs:72:5:72:21 | Foo |
| main.rs:2277:5:2277:15 | ...::f(...) | | {EXTERNAL LOCATION} | trait Future |
testFailures








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