added separators

src/diagram.typ

@@ -48,11 +48,17 @@
   ),)
 }
 
+#let _sep(name) = {
+  return ((
+    type: "sep",
+    name: name
+  ),)
+}
+
 #let diagram(elements) = {
   let participants = ()
   let elmts = elements
   let i = 0
-  let a = elmts.len()
   while i < elmts.len() {
     let elmt = elmts.at(i)
     if elmt.type == "grp" {
@@ -67,9 +73,6 @@
     }
     i += 1
   }
-  let b = elmts.len()
-  [#a / #b]
-  [#elmts.map(e => e.type)]
 
   for elmt in elmts {
     if elmt.type == "par" {