1 files changed, 66 insertions, 0 deletions

diff --git a/crates/ra_analysis/src/completion/complete_keyword.rs b/crates/ra_analysis/src/completion/complete_keyword.rs
index a381046e9..28194c908 100644
--- a/crates/ra_analysis/src/completion/complete_keyword.rs
+++ b/crates/ra_analysis/src/completion/complete_keyword.rs
@@ -7,6 +7,38 @@ use ra_syntax::{
 
 use crate::completion::{CompletionContext, CompletionItem, Completions, CompletionKind, CompletionItemKind};
 
+pub(super) fn complete_use_tree_keyword(acc: &mut Completions, ctx: &CompletionContext) {
+    // complete keyword "crate" in use stmt
+    match (ctx.use_item_syntax.as_ref(), ctx.path_prefix.as_ref()) {
+        (Some(_), None) => {
+            CompletionItem::new(CompletionKind::Keyword, "crate")
+                .kind(CompletionItemKind::Keyword)
+                .lookup_by("crate")
+                .snippet("crate::")
+                .add_to(acc);
+            CompletionItem::new(CompletionKind::Keyword, "self")
+                .kind(CompletionItemKind::Keyword)
+                .lookup_by("self")
+                .add_to(acc);
+            CompletionItem::new(CompletionKind::Keyword, "super")
+                .kind(CompletionItemKind::Keyword)
+                .lookup_by("super")
+                .add_to(acc);
+        }
+        (Some(_), Some(_)) => {
+            CompletionItem::new(CompletionKind::Keyword, "self")
+                .kind(CompletionItemKind::Keyword)
+                .lookup_by("self")
+                .add_to(acc);
+            CompletionItem::new(CompletionKind::Keyword, "super")
+                .kind(CompletionItemKind::Keyword)
+                .lookup_by("super")
+                .add_to(acc);
+        }
+        _ => {}
+    }
+}
+
 fn keyword(kw: &str, snippet: &str) -> CompletionItem {
     CompletionItem::new(CompletionKind::Keyword, kw)
         .kind(CompletionItemKind::Keyword)
@@ -81,6 +113,40 @@ mod tests {
     }
 
     #[test]
+    fn completes_keywords_in_use_stmt() {
+        check_keyword_completion(
+            r"
+            use <|>
+            ",
+            r#"
+            crate "crate" "crate::"
+            self "self"
+            super "super"
+            "#,
+        );
+
+        check_keyword_completion(
+            r"
+            use a::<|>
+            ",
+            r#"
+            self "self"
+            super "super"
+            "#,
+        );
+
+        check_keyword_completion(
+            r"
+            use a::{b, <|>}
+            ",
+            r#"
+            self "self"
+            super "super"
+            "#,
+        );
+    }
+
+    #[test]
     fn completes_various_keywords_in_function() {
         check_keyword_completion(
             r"