class CallGraph::Printers::Png

Attributes

config[R]

Public Class Methods

new(config) click to toggle source
# File lib/call_graph/printers/png.rb, line 6
def initialize(config)
  @config = config
end

Public Instance Methods

to_s() click to toggle source
# File lib/call_graph/printers/png.rb, line 10
def to_s
  unless `which dot`.empty?
    `dot -Tpng #{src}`
  else
    raise 'Error: unable to find dot executable in $PATH'
  end
end

Private Instance Methods

src() click to toggle source
# File lib/call_graph/printers/png.rb, line 20
def src
  config.path(:dot)
end