Class: Asciidoctor::ISO::PlantUMLBlockMacroBackend

Inherits:
Object
  • Object
show all
Defined in:
lib/asciidoctor/iso/macros.rb

Class Method Summary collapse

Class Method Details

.generate_attrs(attrs) ⇒ Object 



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# File 'lib/asciidoctor/iso/macros.rb', line 66

def self.generate_attrs attrs
  through_attrs = %w(id align float title role width height alt).
    inject({}) do |memo, key|
    memo[key] = attrs[key] if attrs.has_key? key
    memo
  end
end

.generate_file(parent, reader) ⇒ Object 



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# File 'lib/asciidoctor/iso/macros.rb', line 55

def self.generate_file parent, reader
  src = reader.source
  reader.lines.first.sub(/\s+$/, "") != "@startuml" or
    src = "@startuml\n#{src}\n@enduml\n"
  filename = parent.document.reader.lineno
  system "mkdir -p plantuml"
  File.open("plantuml/#{filename}.pml", "w") { |f| f.write src }
  system "plantuml plantuml/#{filename}.pml"
  filename
end

.plantuml_installed? ⇒ Boolean

stackoverflow.com/questions/2108727/which-in-ruby-checking-if-program-exists-in-path-from-ruby

Returns:

  • (Boolean) 


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# File 'lib/asciidoctor/iso/macros.rb', line 43

def self.plantuml_installed?
  cmd = "plantuml"
  exts = ENV['PATHEXT'] ? ENV['PATHEXT'].split(';') : ['']
  ENV['PATH'].split(File::PATH_SEPARATOR).each do |path|
    exts.each do |ext|
      exe = File.join(path, "#{cmd}#{ext}")
      return exe if File.executable?(exe) && !File.directory?(exe)
    end
  end
  nil
end