bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/rename.rs')
-rw-r--r--crates/ide/src/rename.rs119
1 files changed, 118 insertions, 1 deletions
diff --git a/crates/ide/src/rename.rs b/crates/ide/src/rename.rs
index 5c4beb7dd5..dae8e71e8a 100644
--- a/crates/ide/src/rename.rs
+++ b/crates/ide/src/rename.rs
@@ -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;
+ // ",
+ // );
+ }
}