Class: Peacock::Engine::Extractor

Inherits:
Object
  • Object
show all
Includes:
Engine
Defined in:
lib/peacock/engine/extractor.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Engine

#check_and_return_hash, #determine_git_ignore_path, #determine_root_dir, #git_ignore_exists?

Constructor Details

#initialize(opt_hash) ⇒ Extractor

Returns a new instance of Extractor.



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# File 'lib/peacock/engine/extractor.rb', line 13

def initialize(opt_hash)
  @hash = check_and_return_hash(opt_hash)
  @logger = Peacock::Logger.new(@hash.silent?)
  path = determine_git_ignore_path
  git_ignore_exists?(path)

  # open in mode read-write (beginning of file)
  @git_ignore = File.open(path, 'r')
end

Class Method Details

.start_engine(opt_hash) ⇒ Object 



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# File 'lib/peacock/engine/extractor.rb', line 8

def self.start_engine(opt_hash)
  extractor = Extractor.new(opt_hash)
  extractor.workflow
end

Instance Method Details

#determine_delete_list(ignore_lines, delete_list) ⇒ Object 



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# File 'lib/peacock/engine/extractor.rb', line 47

def determine_delete_list(ignore_lines, delete_list)
  ignore_lines.each_with_index do |line,index|
    if hash_includes_line?(line)
      delete_list.push(index)
      @logger.extract(line.chomp("\n"))
    end
  end
end

#extract_files_and_directories ⇒ Object 



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# File 'lib/peacock/engine/extractor.rb', line 28

def extract_files_and_directories
  delete_list = []
  ignore_lines = @git_ignore.readlines
  
  # determine delete_list (cant use delete_if cause of logger logic)
  determine_delete_list(ignore_lines, delete_list)
  
  delete_list.each do |entry|
    ignore_lines.delete_at(entry)
  end
     
  # reopen in writable mode and input all new git ignore entries
  @git_ignore.reopen(@git_ignore.path, 'w')

  ignore_lines.each do |line|
    @git_ignore.write(line)
  end
end

#hash_includes_line?(line) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/peacock/engine/extractor.rb', line 56

def hash_includes_line?(line)
  @hash.dirs.include?(line.chomp("\n")) || @hash.files.include?(line.chomp("\n"))
end

#workflow ⇒ Object 



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# File 'lib/peacock/engine/extractor.rb', line 23

def workflow
  extract_files_and_directories
  @git_ignore.close
end