Class: BrewDG::CLI

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv, stdout = STDOUT, stderr = STDERR, kernel = Kernel) ⇒ CLI

Returns a new instance of CLI.



7
8
9
10
11
12
13
14
15
16
17
 
# File 'lib/brew_dg/cli.rb', line 7

def initialize(argv, stdout = STDOUT, stderr = STDERR, kernel = Kernel)
  @argv = argv
  @stdout = stdout
  @stderr = stderr
  @kernel = kernel
  @configuration = OptionParser.new.parse(@argv).options

  if @argv.any?
    @packages = @argv
  end
end

Instance Attribute Details

#configuration ⇒ Object (readonly)

Returns the value of attribute configuration.



19
20
21
 
# File 'lib/brew_dg/cli.rb', line 19

def configuration
  @configuration
end

Instance Method Details

#execute! ⇒ Object 



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
46
47
 
# File 'lib/brew_dg/cli.rb', line 21

def execute!
  options = {}

  if configuration[:types]
    options.update(relevant_dependency_types: configuration[:types])
  end

  if @packages
    options.update(packages: @packages)
  end

  library = Library.new(options)

  if configuration[:destination]
    graph = library.graph

    if configuration[:inverted]
      visualization = graph.reversal.visualization
    else
      visualization = graph.visualization
    end

    visualization.output(png: configuration[:destination])
  else
    @stdout.puts library.installation_order.join(' ')
  end
end