Class: Semr::Language

Inherits:
Object
  • Object
show all
Includes:
Expressions, Normalizers
Defined in:
lib/semr/language.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Normalizers

#as_class, #as_fixnum, #as_list, #as_list_of_classes, #by_removing_outer_quotes, #each_item, #lookup_synonyms

Methods included from Expressions

#all_models, #any_number, #any_word, #multiple_occurrences_of, #word, #words_in_quotes

Class Method Details

.create(grammer_file = nil, &block) ⇒ Object 



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# File 'lib/semr/language.rb', line 8

def create(grammer_file = nil, &block)
 language = Language.new
 language.instance_eval(&block) if block_given?
 language.instance_eval(IO.readlines(grammer_file).join("\n")) unless grammer_file.nil?
 language
end

Instance Method Details

#concept(keyword, definition, options = {}) ⇒ Object 



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# File 'lib/semr/language.rb', line 24

def concept(keyword, definition, options = {})
  concepts[keyword] = Concept.new(keyword, definition, options)
end

#concepts ⇒ Object 



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# File 'lib/semr/language.rb', line 16

def concepts
 @concepts ||= {}
end

#parse(statement) ⇒ Object 



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# File 'lib/semr/language.rb', line 32

def parse(statement)
  translation = Translation.new
  statements = statement.split('.').map{|stmt| stmt.strip } #downcase.
  statements.each do |statement|
    phrases.each do |phrase|
      if phrase.handles?(statement)
        translation.phrases_translated << phrase
        phrase.interpret(statement, translation)
        break #break loop and process next statement
      end
    end
  end
  translation
end

#phrase(phrase, &block) ⇒ Object 



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# File 'lib/semr/language.rb', line 28

def phrase(phrase, &block)
  phrases << Phrase.new(concepts, phrase, &block)
end

#phrases ⇒ Object 



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# File 'lib/semr/language.rb', line 20

def phrases
 @phrases ||= []
end