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Complete third-party attributes

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This commit is contained in:
Lukas Wirth 2021-06-04 21:07:19 +02:00
parent 7524850831
commit 544eca10d6
1 changed files with 19 additions and 0 deletions
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19
crates/ide_completion/src/completions/attribute.rs
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@ -3,6 +3,7 @@
//! This module uses a bit of static metadata to provide completions
//! for built-in attributes.
use hir::HasAttrs;
use ide_db::helpers::generated_lints::{CLIPPY_LINTS, DEFAULT_LINTS, FEATURES};
use once_cell::sync::Lazy;
use rustc_hash::{FxHashMap, FxHashSet};
@ -81,6 +82,24 @@ fn complete_new_attribute(acc: &mut Completions, ctx: &CompletionContext, attrib
None if is_inner => ATTRIBUTES.iter().for_each(add_completion),
None => ATTRIBUTES.iter().filter(|compl| !compl.prefer_inner).for_each(add_completion),
}
// FIXME: write a test for this when we can
ctx.scope.process_all_names(&mut |name, scope_def| {
if let hir::ScopeDef::MacroDef(mac) = scope_def {
if mac.kind() == hir::MacroKind::Attr {
let mut item = CompletionItem::new(
CompletionKind::Attribute,
ctx.source_range(),
name.to_string(),
);
item.kind(CompletionItemKind::Attribute);
if let Some(docs) = mac.docs(ctx.sema.db) {
item.documentation(docs);
}
acc.add(item.build());
}
}
});
}
struct AttrCompletion {