Contents

require 'pathname'
require 'fileutils'
require 'tempfile'
include FileUtils

module Venomi
  module Generators
    module Utils
      module InstanceMethods
        @@gemfile_path = "#{Rails.root.to_s}/Gemfile"

        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

        def library_available?(gem_name)
            begin
              require gem_name
              return true
            rescue LoadError
              return false
            end
        end

        def libraries_available?(*gems)
            isAvailable = true
            gems.each do |gem|
              return false unless library_available?(gem)
            end
            isAvailable
        end

        def file?(path)
          File.exist?(path)
        end

        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

        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

        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
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
venomi-0.0.3	lib/generators/utils.rb
venomi-0.0.2	lib/generators/utils.rb