Merge pull request #68 from xsuite/fix/support_rbend

Add support for RBend

Author: eltos

xplt/line.py

@@ -36,7 +36,7 @@ def element_strength(element, n):
 
 def nominal_order(element):
     """Get nominal element order (even if coefficients might be zero)"""
-    if element.__class__.__name__ == "Bend":  # avoid using type to support Views
+    if element.__class__.__name__ in ["Bend", "RBend"]:  # avoid using type to support Views
         return 0
     if hasattr(element, "length"):
         for n in range(10, -1, -1):
@@ -384,6 +384,7 @@ def ang(a):
                 # map element type to order when order is not in survey
                 for type, o in {
                     "Bend": 0,
+                    "RBend": 0,
                     "Quadrupole": 1,
                     "Sextupole": 2,
                     "Octupole": 3,