Class: Ufo::Docker::Compiler

Inherits:
Object
  • Object
show all
Defined in:
lib/ufo/docker/compiler.rb

Instance Method Summary collapse

Constructor Details

#initialize(dockerfile) ⇒ Compiler

Returns a new instance of Compiler.



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# File 'lib/ufo/docker/compiler.rb', line 3

def initialize(dockerfile)
  @dockerfile = dockerfile
  @erb_file = "#{dockerfile}.erb"
end

Instance Method Details

#compile ⇒ Object 



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# File 'lib/ufo/docker/compiler.rb', line 8

def compile
  return unless File.exist?(@erb_file)

  puts "Compiled #{File.basename(@erb_file).color(:green)} to #{File.basename(@dockerfile).color(:green)}"

  state = State.new
  vars = state.read
  result = RenderMePretty.result(@erb_file, vars)
  comment ="    # IMPORTANT: This file was generated from \#{File.basename(@erb_file)} as a part of running:\n    #\n    #     ufo ship\n    #\n    # To update the FROM statement with the latest base docker image use:\n    #\n    #    ufo docker base\n    #\n  EOL\n  result = \"\#{comment}\\n\#{result}\"\n  IO.write(@dockerfile, result)\nend\n".chop # remove the trailing newline