Module: Spellchecker::DetectTypo

Defined in:
lib/spellchecker/detect_typo.rb

Constant Summary collapse

PROPER_NAME_REGEXP = 
/\A(?:[a-z]+[A-Z])|(?:[A-Z]+.+[A-Z]+)|(?:[A-Z]{2,}[^A-Z]+)/.freeze
ABBREVIATION_REGEXP = 
/\A(?:[A-Z]{2,4})|(?:[A-Z][a-z])\z/.freeze
LENGTH_LIMIT = 
2

Class Method Summary collapse

Class Method Details

.call(token) ⇒ Spellchecker::Mistake?

Parameters:

Returns:



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# File 'lib/spellchecker/detect_typo.rb', line 14

def call(token)
  word = token.text

  return if word.length < LENGTH_LIMIT

  correction = Dictionaries::TyposList.match_token(token)

  return unless correction
  return if PROPER_NAME_REGEXP.match?(word)
  return if ABBREVIATION_REGEXP.match?(word)
  return if Dictionaries::EnglishWords.include?(Utils.replace_quote(word))

  return if token.capital? && proper_noun?(word)

  correction = correction.sub(/\S/, &:upcase) if token.capital?

  Mistake.new(text: word, correction: correction,
              position: token.position, type: MistakeTypes::SPELLING)
end

.proper_noun?(word) ⇒ Boolean

Parameters:

  • word (String)

Returns:

  • (Boolean) 


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# File 'lib/spellchecker/detect_typo.rb', line 36

def proper_noun?(word)
  Dictionaries::HumanNames.include?(word) ||
    Dictionaries::CompanyNames.include?(word) ||
    Dictionaries::UsToponyms.include?(word)
end