1 files changed, 19 insertions, 0 deletions
diff --git a/src/completion.rs b/src/completion.rs
index 61dce76..2137b6f 100644
--- a/src/completion.rs
+++ b/src/completion.rs
@@ -79,3 +79,22 @@ pub fn variable_completion(session: Arc<Mutex<Session>>, prefix: BString) -> Vec
     }
     out
 }
+
+pub fn command_completion(session: Arc<Mutex<Session>>, prefix: BString) -> Vec<Suggestion> {
+    let se = session.lock().unwrap();
+    let mut out = Vec::new();
+    for fun in se.funs.keys().chain(se.builtins.keys()) {
+        if fun.starts_with(&prefix) {
+            out.push(Suggestion {
+                display: fun.to_vec(),
+                delta: fun[prefix.len()..].to_vec(),
+            })
+        }
+    }
+
+    for s in out.iter_mut() {
+        s.delta.push(b' ');
+    }
+
+    out
+}