ad status command

2 files changed, 21 insertions, 0 deletions

diff --git a/crates/ra_ide_api/src/lib.rs b/crates/ra_ide_api/src/lib.rs
index a09a8f926..3c53e75ac 100644
--- a/crates/ra_ide_api/src/lib.rs
+++ b/crates/ra_ide_api/src/lib.rs
@@ -15,6 +15,7 @@ pub mod mock_analysis;
 mod symbol_index;
 mod navigation_target;
 
+mod status;
 mod completion;
 mod runnables;
 mod goto_definition;
@@ -293,6 +294,11 @@ pub struct Analysis {
 }
 
 impl Analysis {
+    /// Debug info about the current state of the analysis
+    pub fn status(&self) -> String {
+        status::status(&*self.db)
+    }
+
     /// Gets the text of the source file.
     pub fn file_text(&self, file_id: FileId) -> Arc<String> {
         self.db.file_text(file_id)
diff --git a/crates/ra_ide_api/src/status.rs b/crates/ra_ide_api/src/status.rs
new file mode 100644
index 000000000..d3e04be23
--- /dev/null
+++ b/crates/ra_ide_api/src/status.rs
@@ -0,0 +1,15 @@
+use ra_db::{
+    LocationIntener, SourceFileQuery,
+    salsa::{Database, debug::DebugQueryTable},
+};
+
+use crate::db::RootDatabase;
+
+pub(crate) fn status(db: &RootDatabase) -> String {
+    let n_parsed_files = db.query(SourceFileQuery).keys::<Vec<_>>().len();
+    let n_defs = {
+        let interner: &LocationIntener<hir::DefLoc, hir::DefId> = db.as_ref();
+        interner.len()
+    };
+    format!("#n_parsed_files {}\n#n_defs {}\n", n_parsed_files, n_defs)
+}