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Add a test for conditionally compiled tails

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This commit is contained in:
Daniel McNab 2021-04-11 10:03:39 +01:00
parent ebbcf9f458
commit 11c926fd97
1 changed files with 49 additions and 0 deletions
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49
crates/hir_ty/src/tests/regression.rs
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@ -1050,3 +1050,52 @@ fn test() {
"#]],
);
}
#[test]
fn cfg_tail() {
// https://github.com/rust-analyzer/rust-analyzer/issues/8378
check_infer(
r#"
fn fake_tail(){
{ "first" }
#[cfg(never)] 9
}
fn multiple_fake(){
{ "fake" }
{ "fake" }
{ "second" }
#[cfg(never)] { 11 }
#[cfg(never)] 12;
#[cfg(never)] 13
}
fn no_normal_tail(){
{ "third" }
#[cfg(never)] 14;
#[cfg(never)] 15;
}
fn no_actual_tail(){
{ "fourth" };
#[cfg(never)] 14;
#[cfg(never)] 15
}
"#,
expect![[r#"
14..53 '{ ...)] 9 }': &str
20..31 '{ "first" }': &str
22..29 '"first"': &str
72..190 '{ ...] 13 }': &str
78..88 '{ "fake" }': &str
80..86 '"fake"': &str
93..103 '{ "fake" }': &str
95..101 '"fake"': &str
108..120 '{ "second" }': &str
110..118 '"second"': &str
210..273 '{ ... 15; }': &str
216..227 '{ "third" }': &str
218..225 '"third"': &str
293..357 '{ ...] 15 }': ()
299..311 '{ "fourth" }': &str
301..309 '"fourth"': &str
"#]],
)
}