Class: NumbersInWords::Special

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
FractionParsing
Defined in:
lib/numbers_in_words/parsing/special.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from FractionParsing

#fraction, #possible_fraction?, #strip_punctuation, #text, #text_including_punctuation

Constructor Details

#initialize(that, only_compress) ⇒ Special

Returns a new instance of Special.



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# File 'lib/numbers_in_words/parsing/special.rb', line 14

def initialize(that, only_compress)
  @that = that
  @only_compress = only_compress
end

Instance Attribute Details

#only_compress ⇒ Object (readonly)

Returns the value of attribute only_compress.



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# File 'lib/numbers_in_words/parsing/special.rb', line 12

def only_compress
  @only_compress
end

#that ⇒ Object (readonly)

Returns the value of attribute that.



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# File 'lib/numbers_in_words/parsing/special.rb', line 12

def that
  @that
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/numbers_in_words/parsing/special.rb', line 19

def call
  float ||
    negative ||
    fraction(that) ||
    mixed_words_and_digits ||
    one
end

#check_one(txt) ⇒ Object 



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# File 'lib/numbers_in_words/parsing/special.rb', line 63

def check_one(txt)
  txt.match(/^one (#{POWERS_RX})$/)
end

#float ⇒ Object 



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# File 'lib/numbers_in_words/parsing/special.rb', line 27

def float
  text_including_punctuation.to_f if text =~ /^-?\d+(.\d+)?$/
end

#mixed_words_and_digits ⇒ Object 



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# File 'lib/numbers_in_words/parsing/special.rb', line 39

def mixed_words_and_digits
  return unless numeric?(that)

  in_words = that.split(' ').map { |word| numeric?(word) ? NumbersInWords.in_words(word) : word }.join(' ')
  ToNumber.new(in_words, only_compress).call
end

#negative ⇒ Object 



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# File 'lib/numbers_in_words/parsing/special.rb', line 31

def negative
  stripped = strip_minus text
  return unless stripped

  stripped_n = NumbersInWords.in_numbers(stripped, only_compress: only_compress)
  only_compress ? stripped_n.map { |k| k * -1 } : -1 * stripped_n
end

#numeric?(word) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/numbers_in_words/parsing/special.rb', line 46

def numeric?(word)
  word.match(/\d+/)
end

#one ⇒ Object 



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# File 'lib/numbers_in_words/parsing/special.rb', line 54

def one
  one = check_one text

  return unless one

  res = NumbersInWords.in_numbers(one[1])
  only_compress ? [res] : res
end

#strip_minus(txt) ⇒ Object 



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# File 'lib/numbers_in_words/parsing/special.rb', line 50

def strip_minus(txt)
  txt.gsub(/^minus/, '') if txt =~ /^minus/
end