bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir-expand/src/hygiene.rs')
-rw-r--r--crates/hir-expand/src/hygiene.rs40
1 files changed, 40 insertions, 0 deletions
diff --git a/crates/hir-expand/src/hygiene.rs b/crates/hir-expand/src/hygiene.rs
index 57921543c4..8ddaa3f303 100644
--- a/crates/hir-expand/src/hygiene.rs
+++ b/crates/hir-expand/src/hygiene.rs
@@ -245,3 +245,43 @@ pub fn marks_rev(
})
.map(|ctx| ctx.outer_mark(db))
}
+
+pub(crate) fn dump_syntax_contexts(db: &dyn ExpandDatabase) -> String {
+ use crate::db::{InternMacroCallLookupQuery, InternSyntaxContextLookupQuery};
+ use base_db::salsa::debug::DebugQueryTable;
+
+ let mut s = String::from("Expansions:");
+ let mut entries = InternMacroCallLookupQuery.in_db(db).entries::<Vec<_>>();
+ entries.sort_by_key(|e| e.key);
+ for e in entries {
+ let id = e.key;
+ let expn_data = e.value.as_ref().unwrap();
+ s.push_str(&format!(
+ "\n{:?}: parent: {:?}, call_site_ctxt: {:?}, def_site_ctxt: {:?}, kind: {:?}",
+ id,
+ expn_data.kind.file_id(),
+ expn_data.call_site,
+ SyntaxContextId::ROOT, // FIXME expn_data.def_site,
+ expn_data.kind.descr(),
+ ));
+ }
+
+ s.push_str("\n\nSyntaxContexts:\n");
+ let mut entries = InternSyntaxContextLookupQuery.in_db(db).entries::<Vec<_>>();
+ entries.sort_by_key(|e| e.key);
+ for e in entries {
+ struct SyntaxContextDebug<'a>(
+ &'a dyn ExpandDatabase,
+ SyntaxContextId,
+ &'a SyntaxContextData,
+ );
+
+ impl<'a> std::fmt::Debug for SyntaxContextDebug<'a> {
+ fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+ self.2.fancy_debug(self.1, self.0, f)
+ }
+ }
+ stdx::format_to!(s, "{:?}\n", SyntaxContextDebug(db, e.key, &e.value.unwrap()));
+ }
+ s
+}