class Steep::Diagnostic::Ruby::InsufficientPositionalArguments

def header_line
  "More positional arguments are required"
end

def initialize(node:, params:)
  send = case node.type
         when :send, :csend
           node
         when :block, :numblock
           node.children[0]
         end
  loc = if send
          send.loc.selector.with(end_pos: send.loc.expression.end_pos)
        else
          node.loc.expression
        end
  super(node: node, location: loc)
  @params = params
end