31 lines
890 B
Ruby
31 lines
890 B
Ruby
#
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# shell_join.rb
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#
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require 'shellwords'
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module Puppet::Parser::Functions
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newfunction(:shell_join, :type => :rvalue, :doc => <<-EOS
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Builds a command line string from the given array of strings. Each array item is escaped for Bourne shell. All items are
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then joined together, with a single space in between.
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This function behaves the same as ruby's Shellwords.shelljoin() function
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EOS
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) do |arguments|
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raise(Puppet::ParseError, "shell_join(): Wrong number of arguments " +
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"given (#{arguments.size} for 1)") if arguments.size != 1
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array = arguments[0]
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raise Puppet::ParseError, ("First argument is not an Array: #{array.inspect}") unless array.is_a?(Array)
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# explicit conversion to string is required for ruby 1.9
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array = array.map { |item| item.to_s }
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result = Shellwords.shelljoin(array)
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return result
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end
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end
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# vim: set ts=2 sw=2 et :
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