class AlphaNumericValidator

Constants

PUNCTUATION_REGEXP
WHITESPACE_EXCEPTIONS

Public Instance Methods

has_whitespace? click to toggle source

returns true if the string contains whitespace

# File lib/rails/alpha_numeric_validator.rb, line 80
def has_whitespace?
  @string.to_s.match /(?:\s)+/
end

is_valid? click to toggle source

alias for :is_valid_string?

# File lib/rails/alpha_numeric_validator.rb, line 58
def is_valid?
  is_valid_string?
end

is_valid_string? click to toggle source

returns true if the string only contains the requested character set

TODO: support international DNS

# File lib/rails/alpha_numeric_validator.rb, line 69
def is_valid_string?
  return false if !@options[:allow_whitespace] && has_whitespace?
  re = PUNCTUATION_REGEXP[@options[:punctuation].to_s.to_sym]
  @string.to_s.gsub(re, "").blank?
end