Check cancellation when updating imports recursively

For winapi, this takes a lot of CPU time without doing queries and
causes the main event loop to stall on cancellation.

1 files changed, 1 insertions, 0 deletions

diff --git a/crates/ra_hir_def/src/nameres/collector.rs b/crates/ra_hir_def/src/nameres/collector.rs
index 99ac730ba..6494b653a 100644
--- a/crates/ra_hir_def/src/nameres/collector.rs
+++ b/crates/ra_hir_def/src/nameres/collector.rs
@@ -573,6 +573,7 @@ impl DefCollector<'_> {
         vis: Visibility,
         import_type: ImportType,
     ) {
+        self.db.check_canceled();
         self.update_recursive(module_id, resolutions, vis, import_type, 0)
     }