Module: Inform::Plurals

Included in:
Inform
Defined in:
lib/runtime/plurals.rb

Overview

The Plurals module

Instance Method Summary collapse

Instance Method Details

#apply_inflections(word, rules) ⇒ Object

Applies inflection rules for singularize and pluralize.



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# File 'lib/runtime/plurals.rb', line 48

def apply_inflections(word, rules)
  return "" if word.empty?
  result = word.to_s.dup
  return result if Inform::Inflector.inflections.uncountables.include?(result.downcase[/\b\w+\Z/])
  for (rule, replacement) in rules
    break if result.sub!(rule, replacement)
  end
  result
end

#plural?(s) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/runtime/plurals.rb', line 43

def plural?(s)
  pluralize(s) == s
end

#pluralize(word, n = nil) ⇒ Object

Returns the plural form of the word in the string.



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# File 'lib/runtime/plurals.rb', line 28

def pluralize(word, n = nil)
  return word if n == 1
  apply_inflections(word, Inform::Inflector.inflections.plurals)
end

#singular?(s) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/runtime/plurals.rb', line 39

def singular?(s)
  singularize(s) == s
end

#singularize(word) ⇒ Object

The reverse of pluralize, returns the singular form of a word in a string.



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# File 'lib/runtime/plurals.rb', line 35

def singularize(word)
  apply_inflections(word, Inform::Inflector.inflections.singulars)
end