Module: Cardname::Predicates

Included in:
Cardname
Defined in:
lib/cardname/predicates.rb

Overview

name methods returning true/false

Instance Method Summary collapse

Instance Method Details

#compound? ⇒ Boolean

true if name has more than one part

Returns:

  • (Boolean) 


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# File 'lib/cardname/predicates.rb', line 13

def compound?
  !simple?
end

#ends_with_parts?(*suffix) ⇒ Boolean Also known as: end_with_parts?

true if name ends with the same parts as ‘prefix`

Returns:

  • (Boolean) 


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# File 'lib/cardname/predicates.rb', line 43

def ends_with_parts? *suffix
  end_name = suffix.to_name
  end_name == self[-end_name.num_parts..-1]
end

#include?(subname) ⇒ Boolean

true if name has a chain of parts that equals ‘subname`

Returns:

  • (Boolean) 


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# File 'lib/cardname/predicates.rb', line 51

def include? subname
  subkey = subname.to_name.key
  key =~ /(^|#{JOINT_RE})#{Regexp.quote subkey}($|#{JOINT_RE})/
end

#simple? ⇒ Boolean

true if name has only one part

Returns:

  • (Boolean) 


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# File 'lib/cardname/predicates.rb', line 6

def simple?
  part_names if @simple.nil?
  @simple
end

#starts_with_joint? ⇒ Boolean

+X

Returns:

  • (Boolean) 


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# File 'lib/cardname/predicates.rb', line 29

def starts_with_joint?
  compound? && parts.first.empty?
end

#starts_with_parts?(*prefix) ⇒ Boolean Also known as: start_with_parts?

true if name starts with the same parts as ‘prefix`

Returns:

  • (Boolean) 


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# File 'lib/cardname/predicates.rb', line 35

def starts_with_parts? *prefix
  start_name = prefix.to_name
  start_name == self[0, start_name.num_parts]
end

#valid? ⇒ Boolean

true unless name contains banned characters

Returns:

  • (Boolean) 


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# File 'lib/cardname/predicates.rb', line 19

def valid?
  return true if self.class.nothing_banned?

  !parts.find do |pt|
    pt.match self.class.banned_re
  end
end