Method: Chef::Mixin::FromFile#from_file

Defined in:
lib/chef/mixin/from_file.rb

#from_file(filename) ⇒ Object

Loads a given ruby file, and runs instance_eval against it in the context of the current object.

Raises an IOError if the file cannot be found, or is not readable.



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# File 'lib/chef/mixin/from_file.rb', line 31

def from_file(filename)
  self.source_file = filename
  if File.file?(filename) && File.readable?(filename)
    instance_eval(IO.read(filename), filename, 1)
  else
    raise IOError, "Cannot open or read #{filename}!"
  end
end