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#
# shell_escape.rb
#
require 'shellwords'
module Puppet::Parser::Functions
newfunction(:shell_escape, :type => :rvalue, :doc => <<-EOS
Escapes a string so that it can be safely used in a Bourne shell command line.
Note that the resulting string should be used unquoted and is not intended for use in double quotes nor in single
quotes.
This function behaves the same as ruby's Shellwords.shellescape() function.
EOS
) do |arguments|
raise(Puppet::ParseError, "shell_escape(): Wrong number of arguments " +
"given (#{arguments.size} for 1)") if arguments.size != 1
# explicit conversion to string is required for ruby 1.9
string = arguments[0].to_s
result = Shellwords.shellescape(string)
return result
end
end
# vim: set ts=2 sw=2 et :
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