class Pry::Command::Ls::LocalVars

def colorized_assignment_style(lhs, rhs, desired_width = 7)
  colorized_lhs = color(:local_var, lhs)
  color_escape_padding = colorized_lhs.size - lhs.size
  pad = desired_width + color_escape_padding
  Kernel.format(
    "%-#{pad}<name>s = %<value>s",
    name: color(:local_var, colorized_lhs),
    value: rhs
  )
end

def format(name_value_pairs)
  sorted = name_value_pairs.sort_by do |_name, value|
    value.to_s.size
  end
  sorted.reverse.map do |name, value|
    colorized_assignment_style(name, format_value(value))
  end
end

def initialize(opts, pry_instance)
  super(pry_instance)
  @default_switch = opts[:locals]
  @sticky_locals = pry_instance.sticky_locals
end

def output_self
  locals = @target.eval('local_variables').reject do |e|
    @sticky_locals.key?(e.to_sym)
  end
  name_value_pairs = locals.map do |name|
    [name, @target.eval(name.to_s)]
  end
  format(name_value_pairs).join('')
end