Class: Stash

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

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ Stash

Returns a new instance of Stash.



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# File 'lib/stash.rb', line 9

def initialize(path)
  @path = File.expand_path(path)
end

Class Method Details

.stash! ⇒ Object

Run the stasher based upon command line options.



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# File 'lib/stash.rb', line 44

def self.stash!
  opts =
    OptionParser.new do |opts|

      opts.banner = "Usage: stash [options] <files>"

      opts.on("-m", "--message MSG", String, "Note to attach to this stash") do |msg|
        ENV["STASH_MSG"] = msg
      end

      opts.on("-s", "--stash STASH", String, "Path to the stash to use [defaults to STASH_PATH or ~/.stash]") do |stash|
        ENV["STASH_PATH"] = stash
      end

      opts.on_tail("-h", "--help", "Show this message") do
        puts opts
        exit
      end

    end

  opts.parse!

  if ARGV.empty?
    puts opts
    exit
  end

  Stash.new(ENV["STASH_PATH"] || "~/.stash").stash(ARGV, :message => ENV["STASH_MSG"])
end

Instance Method Details

#stash(files, options = {}) ⇒ Object

Perform the stash.



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# File 'lib/stash.rb', line 25

def stash(files, options = {})
  validate files

  message    = options[:message].to_s.gsub(/\s/, ".").downcase.gsub(/[^a-z0-9\.]/, "")
  node_note  = "-#{message}" unless message.empty?
  node_name  = Time.now.iso8601 + node_note.to_s
  node_path  = File.join(@path, node_name)

  FileUtils.mkdir_p node_path

  ARGV.each do |src|
    dst = File.join(node_path, File.basename(src))
    FileUtils.mv src, dst
  end
rescue Exception => e
  puts e.message
end

#validate(files) ⇒ Object

Validate all specified files.



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# File 'lib/stash.rb', line 14

def validate(files)
  rejected_files = files.find_all { |filename| !File.exists? filename }
  if rejected_files.count > 0
    rejected_files.each { |filename| puts "cannot find file: #{filename}" }
    raise "stash not performed"
  end

  self
end