tm format method call

#!/usr/bin/env ruby

def format_method text, line
  line.match /^(\s*)/
  spaces = $1
  text.match /^(\s*)([\w\d\s\_]+)\s*\((.*)\)/
  formatted = "#{$2}(\n#{spaces}\t"
  formatted += $3.
    gsub(" ", "").
    gsub(",", ",\n#{spaces}\t").
    gsub('=>', ' => ').
    gsub('{', '{ ').
    gsub('}', ' }').
    gsub('[', '[ ').gsub(']', ' ]')
  formatted += "\n#{spaces})"
  formatted
end

def main selected_text, line
  if selected_text.match /^[\w\d\_]+\((.*)\)$/
    puts format_method(selected_text, line)
  else
    puts selected_text
  end
end

# main 'do( a, b, c )', '  do( a, b, c )'
main ENV['TM_SELECTED_TEXT'], ENV['TM_CURRENT_LINE']

This script formats a method call from

do_something_very_fancy(with_a_lot_and, very_long_parameters, so_it_exceeds_78_character_length)

to

do_something_very_fancy(
    with_a_lot_and,
    very_long_parameters,
    so_it_exceeds_78_character_length
)