Process duration ast first

Author: jcjaskula-aws

oqpy/program.py

@@ -348,6 +348,8 @@ def delay(
         qubits_or_frames: AstConvertible | Iterable[AstConvertible] | None = None,
     ) -> Program:
         """Apply a delay to a set of qubits or frames."""
+        ast_duration = to_ast(self, make_duration(time))
+
         if qubits_or_frames is None:
             ast_qubits_or_frames = []
         else:
@@ -358,7 +360,6 @@ def delay(
             if len(qubits_or_frames) == 0:
                 return self
             ast_qubits_or_frames = map_to_ast(self, qubits_or_frames)
-        ast_duration = to_ast(self, make_duration(time))
         self._add_statement(ast.DelayInstruction(ast_duration, ast_qubits_or_frames))
         return self
 

tests/test_directives.py

@@ -970,8 +970,8 @@ def _to_oqpy_expression(self):
         """
         OPENQASM 3.0;
         duration a1 = 100.0ns;
-        frame f1;
         duration a2 = 100.0ns;
+        frame f1;
         a1 = 2;
         delay[a2] f1;
         """