Class: Hangman::Clue

Inherits:
Object
  • Object
show all
Defined in:
lib/hangman/clue.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(clue, wrong_letters) ⇒ Clue

Create a new clue the clue format is a string with underscores for unknown letters Example: “he__o” The wrong letters is a list of letters that were guessed but aren’t correct



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# File 'lib/hangman/clue.rb', line 14

def initialize(clue, wrong_letters)
  @clue = clue.to_s.downcase
  @wrong_letters = wrong_letters
  @letter_counts = {}
  @possible_words = []
  @used_letters = @clue.split(//).reject { |c| c == "_" }
end

Instance Attribute Details

#guesses ⇒ Object (readonly)

A list of letters in the order you should try them Note that the order may change based on the next letter so the only signinficant item, in ths list is the first one



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# File 'lib/hangman/clue.rb', line 6

def guesses
  @guesses
end

#possible_words ⇒ Object (readonly)

A list of words that could be the solution



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# File 'lib/hangman/clue.rb', line 8

def possible_words
  @possible_words
end

Instance Method Details

#solve(words) ⇒ Object

Pass a list of words to this method to come up wth the best next guess It will return true if there are any potential guesses You can call this method multiple times on a single Clue (if you have multiple wordlists this may be helpful)



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# File 'lib/hangman/clue.rb', line 25

def solve(words)
  length = @clue.length
  
  words.each do |w|
    w = w.chomp.downcase
    next if w.size != length
    next if @wrong_letters.any? { |c| w.include? c }

    if match_word w
      @possible_words << w
    end
  end
  @guesses = @letter_counts.sort{ |a,b| b[1] <=> a[1] }.map{ |e| e[0] }
  
  return !@guesses.empty?
end