Class: Spellr::Wordlist

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/spellr.rb,
lib/spellr/wordlist.rb

Defined Under Namespace

Classes: NotFound

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file, name: file) ⇒ Wordlist

Returns a new instance of Wordlist.



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# File 'lib/spellr/wordlist.rb', line 13

def initialize(file, name: file)
  path = @file = file
  @path = Pathname.pwd.join('.spellr_wordlists').join(path).expand_path
  @name = name
  @include = {}
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/spellr/wordlist.rb', line 11

def name
  @name
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/spellr/wordlist.rb', line 11

def path
  @path
end

Instance Method Details

#<<(term) ⇒ Object 



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# File 'lib/spellr/wordlist.rb', line 39

def <<(term)
  term = term.spellr_normalize
  touch
  @include[term] = true
  insert_sorted(term)
  @path.write(words.join) # we don't need to clear the cache
end

#clean(file = @path) ⇒ Object 



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# File 'lib/spellr/wordlist.rb', line 52

def clean(file = @path)
  require_relative 'tokenizer'
  write(Spellr::Tokenizer.new(file, skip_key: false).normalized_terms.join)
end

#each(&block) ⇒ Object 



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# File 'lib/spellr/wordlist.rb', line 20

def each(&block)
  raise_unless_exists?

  @path.each_line(&block)
end

#exist? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/spellr/wordlist.rb', line 69

def exist?
  return @exist if defined?(@exist)

  @exist = @path.exist?
end

#include?(term) ⇒ Boolean

significantly faster than default Enumerable#include? requires terms to have been sorted

Returns:

  • (Boolean) 


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# File 'lib/spellr/wordlist.rb', line 32

def include?(term)
  term = term.spellr_normalize
  @include.fetch(term) do
    @include[term] = words.bsearch { |value| term <=> value }
  end
end

#inspect ⇒ Object 



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# File 'lib/spellr/wordlist.rb', line 26

def inspect
  "#<#{self.class.name}:#{@path}>"
end

#read ⇒ Object 



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# File 'lib/spellr/wordlist.rb', line 63

def read
  raise_unless_exists?

  @path.read
end

#touch ⇒ Object 



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# File 'lib/spellr/wordlist.rb', line 75

def touch
  return if exist?

  @path.dirname.mkpath
  @path.write('')
  clear_cache
end

#words ⇒ Object Also known as: to_a 



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# File 'lib/spellr/wordlist.rb', line 47

def words
  @words ||= (exist? ? @path.readlines : [])
end

#write(content) ⇒ Object 



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# File 'lib/spellr/wordlist.rb', line 57

def write(content)
  @path.write(content)

  clear_cache
end