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Add ExternCrateDecl to HIR

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This commit is contained in:
Lukas Wirth 2023-08-02 11:52:55 +02:00
parent 151c750dac
commit bcff166b3a
39 changed files with 585 additions and 167 deletions
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119
crates/ide/src/rename.rs
View file

@ -145,7 +145,14 @@ fn find_definitions(
if name
.syntax()
.parent()
.map_or(false, |it| ast::Rename::can_cast(it.kind())) =>
.map_or(false, |it| ast::Rename::can_cast(it.kind()))
// FIXME: uncomment this once we resolve to usages to extern crate declarations
// && name
// .syntax()
// .ancestors()
// .nth(2)
// .map_or(true, |it| !ast::ExternCrate::can_cast(it.kind()))
=>
{
bail!("Renaming aliases is currently unsupported")
}
@ -165,7 +172,12 @@ fn find_definitions(
NameRefClass::FieldShorthand { local_ref, field_ref: _ } => {
Definition::Local(local_ref)
}
NameRefClass::ExternCrateShorthand { decl, .. } => {
Definition::ExternCrateDecl(decl)
}
})
// FIXME: uncomment this once we resolve to usages to extern crate declarations
.filter(|def| !matches!(def, Definition::ExternCrateDecl(..)))
.ok_or_else(|| format_err!("No references found at position"))
.and_then(|def| {
// if the name differs from the definitions name it has to be an alias
@ -2517,4 +2529,109 @@ fn main() {
",
)
}
#[test]
fn extern_crate() {
check_prepare(
r"
//- /lib.rs crate:main deps:foo
extern crate foo$0;
use foo as qux;
//- /foo.rs crate:foo
",
expect![[r#"No references found at position"#]],
);
// FIXME: replace above check_prepare with this once we resolve to usages to extern crate declarations
// check(
// "bar",
// r"
// //- /lib.rs crate:main deps:foo
// extern crate foo$0;
// use foo as qux;
// //- /foo.rs crate:foo
// ",
// r"
// extern crate foo as bar;
// use bar as qux;
// ",
// );
}
#[test]
fn extern_crate_rename() {
check_prepare(
r"
//- /lib.rs crate:main deps:foo
extern crate foo as qux$0;
use qux as frob;
//- /foo.rs crate:foo
",
expect!["Renaming aliases is currently unsupported"],
);
// FIXME: replace above check_prepare with this once we resolve to usages to extern crate
// declarations
// check(
// "bar",
// r"
// //- /lib.rs crate:main deps:foo
// extern crate foo as qux$0;
// use qux as frob;
// //- /foo.rs crate:foo
// ",
// r"
// extern crate foo as bar;
// use bar as frob;
// ",
// );
}
#[test]
fn extern_crate_self() {
check_prepare(
r"
extern crate self$0;
use self as qux;
",
expect!["No references found at position"],
);
// FIXME: replace above check_prepare with this once we resolve to usages to extern crate declarations
// check(
// "bar",
// r"
// extern crate self$0;
// use self as qux;
// ",
// r"
// extern crate self as bar;
// use self as qux;
// ",
// );
}
#[test]
fn extern_crate_self_rename() {
check_prepare(
r"
//- /lib.rs crate:main deps:foo
extern crate self as qux$0;
use qux as frob;
//- /foo.rs crate:foo
",
expect!["Renaming aliases is currently unsupported"],
);
// FIXME: replace above check_prepare with this once we resolve to usages to extern crate declarations
// check(
// "bar",
// r"
// //- /lib.rs crate:main deps:foo
// extern crate self as qux$0;
// use qux as frob;
// //- /foo.rs crate:foo
// ",
// r"
// extern crate self as bar;
// use bar as frob;
// ",
// );
}
}