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Last change
on this file since 30960 was 30960, checked in by davidb, 7 years ago |
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Switch to using Puppet to provision machine. Strongly based on files developed for spark-hdfs cluster
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File size:
588 bytes
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| 1 | #
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| 2 | # reverse.rb
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| 3 | #
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| 4 |
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| 5 | module Puppet::Parser::Functions
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| 6 | newfunction(:reverse, :type => :rvalue, :doc => <<-EOS
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| 7 | Reverses the order of a string or array.
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| 8 | EOS
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| 9 | ) do |arguments|
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| 10 |
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| 11 | raise(Puppet::ParseError, "reverse(): Wrong number of arguments " +
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| 12 | "given (#{arguments.size} for 1)") if arguments.size < 1
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| 13 |
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| 14 | value = arguments[0]
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| 15 |
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| 16 | unless value.is_a?(Array) || value.is_a?(String)
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| 17 | raise(Puppet::ParseError, 'reverse(): Requires either ' +
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| 18 | 'array or string to work with')
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| 19 | end
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| 20 |
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| 21 | result = value.reverse
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| 22 |
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| 23 | return result
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| 24 | end
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| 25 | end
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| 26 |
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| 27 | # vim: set ts=2 sw=2 et :
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