bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir/src/semantics.rs')
-rw-r--r--crates/hir/src/semantics.rs37
1 files changed, 32 insertions, 5 deletions
diff --git a/crates/hir/src/semantics.rs b/crates/hir/src/semantics.rs
index f53798b39e..34d169cd76 100644
--- a/crates/hir/src/semantics.rs
+++ b/crates/hir/src/semantics.rs
@@ -30,7 +30,7 @@ use hir_expand::{
name::AsName,
ExpandResult, FileRange, InMacroFile, MacroCallId, MacroFileId, MacroFileIdExt,
};
-use intern::Symbol;
+use intern::{sym, Symbol};
use itertools::Itertools;
use rustc_hash::{FxHashMap, FxHashSet};
use smallvec::{smallvec, SmallVec};
@@ -811,10 +811,37 @@ impl<'db> SemanticsImpl<'db> {
item.attrs().any(|attr| {
let Some(meta) = attr.meta() else { return false };
let Some(path) = meta.path() else { return false };
- let Some(attr_name) = path.as_single_name_ref() else { return true };
- let attr_name = attr_name.text();
- let attr_name = attr_name.as_str();
- attr_name == "derive" || find_builtin_attr_idx(&Symbol::intern(attr_name)).is_none()
+ if let Some(attr_name) = path.as_single_name_ref() {
+ let attr_name = attr_name.text();
+ let attr_name = Symbol::intern(attr_name.as_str());
+ if attr_name == sym::derive {
+ return true;
+ }
+ // We ignore `#[test]` and friends in the def map, so we cannot expand them.
+ // FIXME: We match by text. This is both hacky and incorrect (people can, and do, create
+ // other macros named `test`). We cannot fix that unfortunately because we use this method
+ // for speculative expansion in completion, which we cannot analyze. Fortunately, most macros
+ // named `test` are test-like, meaning their expansion is not terribly important for IDE.
+ if attr_name == sym::test
+ || attr_name == sym::bench
+ || attr_name == sym::test_case
+ || find_builtin_attr_idx(&attr_name).is_some()
+ {
+ return false;
+ }
+ }
+ let mut segments = path.segments();
+ let mut next_segment_text = || segments.next().and_then(|it| it.name_ref());
+ // `#[core::prelude::rust_2024::test]` or `#[std::prelude::rust_2024::test]`.
+ if next_segment_text().is_some_and(|it| matches!(&*it.text(), "core" | "std"))
+ && next_segment_text().is_some_and(|it| it.text() == "prelude")
+ && next_segment_text().is_some()
+ && next_segment_text()
+ .is_some_and(|it| matches!(&*it.text(), "test" | "bench" | "test_case"))
+ {
+ return false;
+ }
+ true
})
})
}