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Support Pointee trait

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hkalbasi 2023-05-01 00:04:11 +03:30
parent 689f964f5f
commit 527dfede48
7 changed files with 71 additions and 29 deletions
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49
Cargo.lock generated
View file

@ -177,21 +177,21 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
name = "chalk-derive"
version = "0.89.0"
version = "0.91.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ea176c50987dc4765961aa165001e8eb5a722a26308c5797a47303ea91686aab"
checksum = "c59178fded594fe78c47b841520e5a4399d00fe15fffee19b945958a878cd02d"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 2.0.15",
"synstructure",
]
[[package]]
name = "chalk-ir"
version = "0.89.0"
version = "0.91.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "473b480241695428c14e8f84f1c9a47ef232450a50faf3a4041e5c9dc11e0a3b"
checksum = "8824be92876823b828d551bb792f79eb1f69c69d1948abf69fccbf84e448e57b"
dependencies = [
"bitflags 1.3.2",
"chalk-derive",
@ -200,9 +200,9 @@ dependencies = [
[[package]]
name = "chalk-recursive"
version = "0.89.0"
version = "0.91.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6764b4fe67cac3a3758185084efbfbd39bf0352795824ba849ddd2b64cd4bb28"
checksum = "1e110d1260809c238072d1c8ef84060e39983e8ea9d4c6f74b19b0ebbf8904dc"
dependencies = [
"chalk-derive",
"chalk-ir",
@ -213,9 +213,9 @@ dependencies = [
[[package]]
name = "chalk-solve"
version = "0.89.0"
version = "0.91.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "55a7e6160966eceb6e7dcc2f479a2af4c477aaf5bccbc640d82515995ab1a6cc"
checksum = "12200b19abf4b0633095f7bd099f3ef609d314754b6adb358c68cc04d10589e5"
dependencies = [
"chalk-derive",
"chalk-ir",
@ -327,7 +327,7 @@ checksum = "f3cdeb9ec472d588e539a818b2dee436825730da08ad0017c4b1a17676bdc8b7"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 1.0.109",
]
[[package]]
@ -1577,7 +1577,7 @@ dependencies = [
"heck",
"proc-macro2",
"quote",
"syn",
"syn 1.0.109",
]
[[package]]
@ -1636,7 +1636,7 @@ checksum = "d7e29c4601e36bcec74a223228dce795f4cd3616341a4af93520ca1a837c087d"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 1.0.109",
]
[[package]]
@ -1659,7 +1659,7 @@ checksum = "395627de918015623b32e7669714206363a7fc00382bf477e72c1f7533e8eafc"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 1.0.109",
]
[[package]]
@ -1730,14 +1730,25 @@ dependencies = [
]
[[package]]
name = "synstructure"
version = "0.12.6"
name = "syn"
version = "2.0.15"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
checksum = "a34fcf3e8b60f57e6a14301a2e916d323af98b0ea63c599441eec8558660c822"
dependencies = [
"proc-macro2",
"quote",
"syn",
"unicode-ident",
]
[[package]]
name = "synstructure"
version = "0.13.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "285ba80e733fac80aa4270fbcdf83772a79b80aa35c97075320abfee4a915b06"
dependencies = [
"proc-macro2",
"quote",
"syn 2.0.15",
"unicode-xid",
]
@ -1810,7 +1821,7 @@ checksum = "5420d42e90af0c38c3290abcca25b9b3bdf379fc9f55c528f53a269d9c9a267e"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 1.0.109",
]
[[package]]
@ -1912,7 +1923,7 @@ checksum = "4017f8f45139870ca7e672686113917c71c7a6e02d4924eda67186083c03081a"
dependencies = [
"proc-macro2",
"quote",
"syn",
"syn 1.0.109",
]
[[package]]

8
crates/hir-ty/Cargo.toml
View file

@ -22,10 +22,10 @@ either = "1.7.0"
tracing = "0.1.35"
rustc-hash = "1.1.0"
scoped-tls = "1.0.0"
chalk-solve = { version = "0.89.0", default-features = false }
chalk-ir = "0.89.0"
chalk-recursive = { version = "0.89.0", default-features = false }
chalk-derive = "0.89.0"
chalk-solve = { version = "0.91.0", default-features = false }
chalk-ir = "0.91.0"
chalk-recursive = { version = "0.91.0", default-features = false }
chalk-derive = "0.91.0"
la-arena = { version = "0.3.0", path = "../../lib/la-arena" }
once_cell = "1.17.0"
triomphe.workspace = true

2
crates/hir-ty/src/chalk_db.rs
View file

@ -592,6 +592,7 @@ fn well_known_trait_from_lang_item(item: LangItem) -> Option<WellKnownTrait> {
LangItem::Unpin => WellKnownTrait::Unpin,
LangItem::Unsize => WellKnownTrait::Unsize,
LangItem::Tuple => WellKnownTrait::Tuple,
LangItem::PointeeTrait => WellKnownTrait::Pointee,
_ => return None,
})
}
@ -612,6 +613,7 @@ fn lang_item_from_well_known_trait(trait_: WellKnownTrait) -> LangItem {
WellKnownTrait::Tuple => LangItem::Tuple,
WellKnownTrait::Unpin => LangItem::Unpin,
WellKnownTrait::Unsize => LangItem::Unsize,
WellKnownTrait::Pointee => LangItem::PointeeTrait,
}
}

16
crates/hir-ty/src/tests/simple.rs
View file

@ -3497,6 +3497,22 @@ fn func() {
);
}
#[test]
fn pointee_trait() {
check_types(
r#"
//- minicore: pointee
use core::ptr::Pointee;
fn func() {
let x: <u8 as Pointee>::Metadata;
//^ ()
let x: <[u8] as Pointee>::Metadata;
//^ usize
}
"#,
);
}
// FIXME
#[test]
fn castable_to() {

12
crates/ide/src/inlay_hints/chaining.rs
View file

@ -474,7 +474,7 @@ fn main() {
file_id: FileId(
1,
),
range: 9286..9294,
range: 9287..9295,
},
),
tooltip: "",
@ -487,7 +487,7 @@ fn main() {
file_id: FileId(
1,
),
range: 9318..9322,
range: 9319..9323,
},
),
tooltip: "",
@ -511,7 +511,7 @@ fn main() {
file_id: FileId(
1,
),
range: 9286..9294,
range: 9287..9295,
},
),
tooltip: "",
@ -524,7 +524,7 @@ fn main() {
file_id: FileId(
1,
),
range: 9318..9322,
range: 9319..9323,
},
),
tooltip: "",
@ -548,7 +548,7 @@ fn main() {
file_id: FileId(
1,
),
range: 9286..9294,
range: 9287..9295,
},
),
tooltip: "",
@ -561,7 +561,7 @@ fn main() {
file_id: FileId(
1,
),
range: 9318..9322,
range: 9319..9323,
},
),
tooltip: "",

4
crates/test-utils/src/fixture.rs
View file

@ -387,6 +387,10 @@ impl MiniCore {
}
}
if !active_regions.is_empty() {
panic!("unclosed regions: {:?} Add an `endregion` comment", active_regions);
}
for flag in &self.valid_flags {
if !seen_regions.iter().any(|it| it == flag) {
panic!("unused minicore flag: {flag:?}");

9
crates/test-utils/src/minicore.rs
View file

@ -42,6 +42,7 @@
//! panic: fmt
//! phantom_data:
//! pin:
//! pointee:
//! range:
//! result:
//! send: sized
@ -368,6 +369,14 @@ pub mod ptr {
*dst = src;
}
// endregion:drop
// region:pointee
#[lang = "pointee_trait"]
pub trait Pointee {
#[lang = "metadata_type"]
type Metadata;
}
// endregion:pointee
}
pub mod ops {