class ErrorHighlight::DefaultFormatter

# File error_highlight/formatter.rb, line 3
def self.message_for(spot)
  # currently only a one-line code snippet is supported
  if spot[:first_lineno] == spot[:last_lineno]
    indent = spot[:snippet][0...spot[:first_column]].gsub(/[^\t]/, " ")
    marker = indent + "^" * (spot[:last_column] - spot[:first_column])

    "\n\n#{ spot[:snippet] }#{ marker }"
  else
    ""
  end
end