Class: Tumugi::Command::Show

Inherits:
Object
  • Object
show all
Includes:
Mixin::Listable
Defined in:
lib/tumugi/command/show.rb

Constant Summary collapse

@@supported_formats = 
['dot', 'png', 'jpg', 'svg', 'pdf']

Instance Method Summary collapse

Methods included from Mixin::Listable

#list

Instance Method Details

#execute(dag, options = {}) ⇒ Object 



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# File 'lib/tumugi/command/show.rb', line 13

def execute(dag, options={})
  out = options[:out]
  if out
    ext = File.extname(options[:out])
    format = ext[1..-1] if ext.start_with?('.')
    raise "#{format} is not supported format" unless @@supported_formats.include?(format)
  else
    format = options[:format]
  end

  g = GraphViz.new(:G, type: :digraph, rankdir: "RL")
  tasks = dag.tsort
  tasks.each do |task|
    g.add_nodes(task.id.to_s)
  end
  tasks.each do |task|
    list(task._requires).each do |req|
      g.add_edge(g.get_node(req.id.to_s), g.get_node(task.id.to_s))
    end
  end

  if out
    logger.info "output result to #{out}"
    FileUtils.mkdir_p(File.dirname(out))
    if format == 'dot'
      File.write(out, g.to_s)
    else
      g.output(format => out)
    end
  else
    print g
  end

  return true
end

#logger ⇒ Object 



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# File 'lib/tumugi/command/show.rb', line 49

def logger
  @logger ||= Tumugi::ScopedLogger.new("tumugi-show")
end