Module: Linguistics::EN::Participles

Defined in:
lib/linguistics/en/participles.rb

Overview

Methods for deriving present participles for the English-language Linguistics module.

Instance Method Summary collapse

Instance Method Details

#present_participle ⇒ Object Also known as: part_pres

Attempt to return the inflected string in its present participle form (e.g., talked -> talking).



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# File 'lib/linguistics/en/participles.rb', line 15

def present_participle
       plural = self.to_s.en.plural_verb

	plural.sub!( /ie$/, 'y' ) or
		plural.sub!( /ue$/, 'u' ) or
		plural.sub!( /([auy])e$/, '$1' ) or
		plural.sub!( /i$/, '' ) or
		plural.sub!( /([^e])e$/, "\\1" ) or
		/er$/.match( plural ) or
		plural.sub!( /([^aeiou][aeiouy]([bdgmnprst]))$/, "\\1\\2" )

       return "#{plural}ing"
end