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Add test for passing on ref expectations

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This commit is contained in:
Marcus Klaas de Vries 2019-01-30 21:14:26 +01:00
parent 3daca3eb4d
commit 13cb4a1b37
3 changed files with 15 additions and 8 deletions
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8
crates/ra_hir/src/expr.rs
View File

@ -615,10 +615,10 @@ impl ExprCollector {
.map(|arm| MatchArm { .map(|arm| MatchArm {
pats: arm.pats().map(|p| self.collect_pat(p)).collect(), pats: arm.pats().map(|p| self.collect_pat(p)).collect(),
expr: self.collect_expr_opt(arm.expr()), expr: self.collect_expr_opt(arm.expr()),
guard: arm.guard().map(|guard| { guard: arm
let e = guard.expr().expect("every guard should have an expr"); .guard()
self.collect_expr(e) .and_then(|guard| guard.expr())
}), .map(|e| self.collect_expr(e)),
}) })
.collect() .collect()
} else { } else {

14
crates/ra_hir/src/ty/snapshots/tests__infer_array.snap
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@ -1,12 +1,12 @@
--- ---
created: "2019-01-22T14:44:59.880187500+00:00" created: "2019-01-30T20:08:05.185312835+00:00"
creator: insta@0.4.0 creator: insta@0.5.2
expression: "&result" expression: "&result"
source: "crates\\ra_hir\\src\\ty\\tests.rs" source: crates/ra_hir/src/ty/tests.rs
--- ---
[9; 10) 'x': &str [9; 10) 'x': &str
[18; 19) 'y': isize [18; 19) 'y': isize
[28; 293) '{ ... []; }': () [28; 324) '{ ... 3]; }': ()
[38; 39) 'a': [&str] [38; 39) 'a': [&str]
[42; 45) '[x]': [&str] [42; 45) '[x]': [&str]
[43; 44) 'x': &str [43; 44) 'x': &str
@ -56,4 +56,10 @@ source: "crates\\ra_hir\\src\\ty\\tests.rs"
[260; 263) '"b"': &str [260; 263) '"b"': &str
[275; 276) 'x': [u8] [275; 276) 'x': [u8]
[288; 290) '[]': [u8] [288; 290) '[]': [u8]
[300; 301) 'z': &[u8]
[311; 321) '&[1, 2, 3]': &[u8]
[312; 321) '[1, 2, 3]': [u8]
[313; 314) '1': u8
[316; 317) '2': u8
[319; 320) '3': u8

1
crates/ra_hir/src/ty/tests.rs
View File

@ -366,6 +366,7 @@ fn test(x: &str, y: isize) {
let b = [a, ["b"]]; let b = [a, ["b"]];
let x: [u8; 0] = []; let x: [u8; 0] = [];
let z: &[u8] = &[1, 2, 3];
} }
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