module Venomi::Generators::Utils::InstanceMethods

Public Instance Methods

file?(path) click to toggle source
# File lib/generators/utils.rb, line 42
def file?(path)
  File.exist?(path)
end
file_include?(path, include) click to toggle source
# File lib/generators/utils.rb, line 68
  def file_include?(path, include)
    File.open(path, 'r') do |f|
     f.each_line do |line|
       return true if line.include? include
      end
    end
    false
  end

end
install_gem(gem_name, version = nil) click to toggle source
# File lib/generators/utils.rb, line 46
def install_gem(gem_name, version = nil)
  gem = "gem '" + gem_configurename  + "'"
  gem += ( ", '~> " + version +"'") if version

  unless file_include?(@@gemfile_path, gem)
    open(@@gemfile_path, 'a') { |f| f.puts gem }
  end

  system 'bundle install'
end
libraries_available?(*gems) click to toggle source
# File lib/generators/utils.rb, line 34
def libraries_available?(*gems)
    isAvailable = true
    gems.each do |gem|
      return false unless library_available?(gem)
    end
    isAvailable
end
library_available?(gem_name) click to toggle source
# File lib/generators/utils.rb, line 25
def library_available?(gem_name)
    begin
      require gem_name
      return true
    rescue LoadError
      return false
    end
end
replace(path, pattern, new_line) click to toggle source
# File lib/generators/utils.rb, line 57
def replace(path, pattern, new_line)
  t_file = Tempfile.new('temp.rb')
  File.open(path, 'r') do |f|
    f.each_line do |line|
      t_file.puts (line.include? pattern)? new_line : line
    end
  end
  t_file.close
  FileUtils.mv(t_file.path, path)
end
yes_no(question) click to toggle source
# File lib/generators/utils.rb, line 12
def yes_no(question)
  isValid = true
  question += " [Y/N] "
  while isValid
    answer = ask(question, :yellow) do |yn|
      yn.limit = 1, yn.validate = /[yn]/i
    end
    answer.downcase!
    isValid  = (answer == "y" or answer == "n")? false : true
  end
  answer
end