Class: Docker2plantuml::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/docker2plantuml/command.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ Command

Returns a new instance of Command.



11
12
13
 
# File 'lib/docker2plantuml/command.rb', line 11

def initialize(argv)
  @argv = argv
end

Class Method Details

.run(argv) ⇒ Object 



7
8
9
 
# File 'lib/docker2plantuml/command.rb', line 7

def self.run(argv)
  new(argv).run
end

Instance Method Details

#run ⇒ Object 



15
16
17
18
19
20
21
22
23
24
25
 
# File 'lib/docker2plantuml/command.rb', line 15

def run
  json_data = if stdin?
                JSON.parse(STDIN.read)
              else
                JSON.parse(File.read(@argv[0]))
              end
  containers = Docker2plantuml::DockerJsonParser.new(json_data).parse
  w = Docker2plantuml::PlantUMLWriter.new(containers)
  puts Docker2plantuml::HEADER
  puts w.to_plant_uml
end

#stdin? ⇒ Boolean

Returns:

  • (Boolean) 


27
28
29
 
# File 'lib/docker2plantuml/command.rb', line 27

def stdin?
  File.pipe?(STDIN) || !File.select([STDIN], [], [], 0).nil?
end