docker_exec_flags.rb
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docker_exec_flags.rb
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	require 'shellwords'

	module Puppet::Parser::Functions
	# Transforms a hash into a string of docker exec flags
	newfunction(:docker_exec_flags, :type => :rvalue) do \|args\|
	opts = args[0] \|\| {}
	flags = []

	if opts['detach']
	flags << '--detach=true'
	end

	if opts['interactive']
	flags << '--interactive=true'
	end

	if opts['tty']
	flags << '--tty=true'
	end

	flags.flatten.join(" ")
	end
	end