pub fn plan_body(
op: &IrOperation,
b: &IrRequestBody,
used_names: &mut HashSet<String>,
ir: &IrSpec,
request_inputs: &RequestInputPlan,
) -> Option<BodyBinding>pub fn plan_body(
op: &IrOperation,
b: &IrRequestBody,
used_names: &mut HashSet<String>,
ir: &IrSpec,
request_inputs: &RequestInputPlan,
) -> Option<BodyBinding>