Class: Codestrap::Cli

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

Defined Under Namespace

Classes: CodestrapPathError

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ Cli

Returns a new instance of Cli.



53
54
55
56
57
 
# File 'lib/codestrap/cli.rb', line 53

def initialize argv
  self.abspath(argv.shift)
  @command = File.basename self.abspath
  @argv    = argv
end

Instance Attribute Details

#argv ⇒ String

Same as ARGV

Returns:

  • (String) 


14
15
16
 
# File 'lib/codestrap/cli.rb', line 14

def argv
  @argv
end

#command ⇒ String

Calling command

Returns:

  • (String) 


9
10
11
 
# File 'lib/codestrap/cli.rb', line 9

def command
  @command
end

#env ⇒ Hash

Environment variables. Defaults to system environment variables

Returns:

  • (Hash) 


22
23
24
 
# File 'lib/codestrap/cli.rb', line 22

def env
  @env ||= ENV.to_hash
end

Instance Method Details

#abspath(path = nil) ⇒ String

Absolute path of calling command

Parameters:

  • path (String) (defaults to: nil) —

    Path to command

Returns:

  • (String) —

    Absolute path to command



32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
 
# File 'lib/codestrap/cli.rb', line 32

def abspath path=nil
  return @abspath if @abspath and not path
  if path =~ /\//
    p        = File.expand_path(path)
    @abspath = p if File.exist? p
  else
    env['PATH'].split(File::PATH_SEPARATOR).each do |d|
      p = File.join(d, path)
      next unless d.length > 0
      next unless File.exist? p
      @abspath = File.expand_path(p)
      break
    end
  end
  if @abspath
    @abspath
  else
    raise CodestrapPathError, "Could not find #{path}"
  end
end

#options ⇒ Object 



59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
 
# File 'lib/codestrap/cli.rb', line 59

def options
  @options ||= (
  options          = OpenStruct.new
  options.generate = false
  OptionParser.new do |opts|
    opts.banner = "Usage: #{self.command} [-?|-h|--help]"
    opts.separator ''
    opts.separator 'Specific options:'

    opts.on('--version', 'Show version') do
      puts Codestrap::VERSION
      exit 0
    end

    opts.on('-?', '-h', '--help', 'Show this message') do
      puts opts
      exit 0
    end

    opts.on('-g', '--generate', 'Generate links') do
      options.generate = true
    end
  end.parse!(self.argv)
  options
  )
end