Contents

class String

  Alpha26 = ("a".."z").to_a

  def to_i26
    result = 0
    downcase!
    (1..length).each do |i|
      char = self[-i]
      result += 26**(i-1) * (Alpha26.index(char) + 1)
    end
    result
  end

  def clean_whitespace
    return strip.gsub(/\s{2,}/, ' ')
  end

  def unindent
    gsub(/^#{self[/\A\s*/]}/, '')
  end

  # Convert string to boolean.
  def to_bool
    return true  if self[/\A(true)|(1)|(y(es)?)\z/i]
    return false if self[/\A(false)|(0)|(no?)|(nil)\z/i] || self == ""
    raise(ArgumentError.new "could not interpret '#{self}' as boolean.")
  end

end

Version data entries

9 entries across 9 versions & 1 rubygems

Version	Path
creative_rails_utilities-0.4.4	lib/creative_rails_utilities/string.rb
creative_rails_utilities-0.4.3	lib/creative_rails_utilities/string.rb
creative_rails_utilities-0.4.2	lib/creative_rails_utilities/string.rb
creative_rails_utilities-0.4.1	lib/creative_rails_utilities/string.rb
creative_rails_utilities-0.4.0	lib/creative_rails_utilities/string.rb
creative_rails_utilities-0.3.5	lib/creative_rails_utilities/string.rb
creative_rails_utilities-0.3.4	lib/creative_rails_utilities/string.rb
creative_rails_utilities-0.3.3	lib/creative_rails_utilities/string.rb
creative_rails_utilities-0.3.2	lib/creative_rails_utilities/string.rb