From f347ed4314e32383dc09ff234180e8ea6fef7b8b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20d=27Herbais=20de=20Thun?=
 <sebastien.d.herbais@gmail.com>
Date: Tue, 4 Apr 2023 19:21:25 +0200
Subject: Improved figure numbering, labelling and referencing (#491)

---
 src/model/element.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/model/element.rs')

diff --git a/src/model/element.rs b/src/model/element.rs
index c6738582..4c825a20 100644
--- a/src/model/element.rs
+++ b/src/model/element.rs
@@ -63,6 +63,14 @@ impl ElemFunc {
         (self.0.construct)(vm, args)
     }
 
+    /// Whether the contained element has the given capability.
+    pub fn can<C>(&self) -> bool
+    where
+        C: ?Sized + 'static,
+    {
+        (self.0.vtable)(TypeId::of::<C>()).is_some()
+    }
+
     /// Create a selector for elements of this function.
     pub fn select(self) -> Selector {
         Selector::Elem(self, None)
-- 
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