var flow = node.after_flow_context.as(not null)
if not flow.is_variable_set(variable) then
- self.toolcontext.error(node.hot_location, "Error: variable '{variable}' is possibly unset.")
+ self.toolcontext.error(node.hot_location, "Error: possibly unset variable `{variable}`.")
# Remove the variable to avoid repeating errors
self.maybe_unset_vars.remove(variable)
end