Module: Pocketwatch

Defined in:
lib/pocketwatch.rb,
lib/pocketwatch/version.rb,
lib/pocketwatch/watcher.rb

Defined Under Namespace

Classes: Watcher

Constant Summary collapse

VERSION = 
"0.1.1"

Class Method Summary collapse

Class Method Details

.parse(args) ⇒ Hash

Parse an argument list for configuration options



21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
 
# File 'lib/pocketwatch.rb', line 21

def self.parse(args)
  options = {}

  parser = OptionParser.new do |opts|
    opts.banner = "Usage: pocketwatch [options] -- <command>"

    opts.on("-v", "--version", "Print the version number") do
      puts Pocketwatch::VERSION
      exit
    end

    opts.on("-n INTERVAL", Integer, "Length in seconds between command execution") do |v|
      unless v.positive?
        warn "Must provide a positive integer for the command execution interval."
        exit
      end

      options[:interval] = v
    end
  end

  parser.parse!(args)

  options
end

.start(args) ⇒ void

This method returns an undefined value.

Parse the ARGV input and run the command watcher.



11
12
13
14
 
# File 'lib/pocketwatch.rb', line 11

def self.start(args)
  options = parse(args)
  Watcher.new(args.join(" "), options).run
end