Module: Normatron::Filters::DowncaseFilter

Extended by:
Helpers
Defined in:
lib/normatron/filters/downcase_filter.rb

Overview

Lowercase all characters.

Examples:

Out of box

DowncaseFilter.call("NOTHING ELSE MATTERS") #=> "nothing else matters"

Using as ActiveRecord::Base normalizer

normalize :attribute_a, :with => :downcase
normalize :attribute_b, :with => [:custom_filter, :downcase]

See Also:

Class Method Summary collapse

Methods included from Helpers

acronym_regex, acronyms, evaluate_regexp, inflections, mb_send

Class Method Details

.call(input) ⇒ String

Performs input conversion according to filter requirements.

This method returns the object itself when the first argument is not a String.

Parameters:

  • input (String)

    The String to be filtered

Returns:

  • (String)

    A new lowercased String


30
31
32
# File 'lib/normatron/filters/downcase_filter.rb', line 30

def self.call(input)
  input.kind_of?(String) ? mb_send(:downcase, input) : input
end