Class: Bunch::CLI

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

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(input, output, opts) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/bunch/cli.rb', line 3

def initialize(input, output, opts)
  @input  = Pathname.new(input)
  @output = output ? Pathname.new(output) : nil
  @opts   = opts

  if @opts[:server]
    run_server
  else
    generate_files
  end
end

Class Method Details

.parse_opts ⇒ Object 



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# File 'lib/bunch/cli.rb', line 59

def parse_opts
  options = {:individual => true}

  opts = OptionParser.new do |opts|
    opts.banner = 'Usage: bunch [options] INPUT_PATH [OUTPUT_PATH]'

    opts.on '-s', '--server', 'Instead of creating files, use WEBrick to serve files from INPUT_PATH.' do
      options[:server] = true
    end

    opts.on '-i', '--[no-]individual', 'Create one output file for each file or directory in the input path (default).' do |i|
      options[:individual] = i
    end

    opts.on '-a', '--all', 'Create an all.[extension] file combining all inputs.' do
      options[:all] = true
    end

    opts.on '-r', '--recurse', 'Recursively generate one output file for every input file and directory.' do
      options[:recurse] = true
    end

    opts.on_tail '-h', '--help', 'Show this message.' do
      puts opts
      exit
    end
  end

  opts.parse!

  if ARGV.count < 1
    raise "Must give an input path.\n\n#{opts}"
  end

  if ARGV.count < 2 && options[:individual] && !options[:server]
    raise "Must give an output path unless --no-individual or --server is provided."
  end

  input  = ARGV.shift
  output = ARGV.shift

  [input, output, options]
end

.process! ⇒ Object 



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# File 'lib/bunch/cli.rb', line 48

def process!
  CLI.new(*parse_opts)
rescue => e
  if ENV['BUNCH_DEBUG']
    raise
  else
    $stderr.puts "ERROR: #{e.message}"
    exit 1
  end
end

Instance Method Details

#generate_files ⇒ Object 



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# File 'lib/bunch/cli.rb', line 23

def generate_files
  Bunch.load_ignores(@input)
  tree = Bunch.tree_for(@input.to_s, @opts.merge(:root => @input.to_s))

  if @output
    FileUtils.mkdir_p(@output.to_s)
  end

  if @opts[:all]
    if @output
      tree.write_to_file(@output.join('all'))
    else
      puts tree.content
    end
  end

  if @opts[:individual]
    tree.children.each do |child|
      child.write_to_dir(@output)
    end
  end
end

#run_server ⇒ Object 



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# File 'lib/bunch/cli.rb', line 15

def run_server
  require 'rack'
  ::Rack::Handler::WEBrick.run(Bunch::Rack.new(@input), :Port => 3001)
rescue LoadError
  $stderr.puts "ERROR: 'gem install rack' to run Bunch in server mode."
  exit 1
end