Last change
on this file since 30960 was 30960, checked in by davidb, 8 years ago |
Switch to using Puppet to provision machine. Strongly based on files developed for spark-hdfs cluster
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File size:
818 bytes
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1 | #
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2 | # strip.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(:strip, :type => :rvalue, :doc => <<-EOS
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7 | This function removes leading and trailing whitespace from a string or from
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8 | every string inside an array.
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9 |
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10 | *Examples:*
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11 |
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12 | strip(" aaa ")
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13 |
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14 | Would result in: "aaa"
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15 | EOS
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16 | ) do |arguments|
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17 |
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18 | raise(Puppet::ParseError, "strip(): Wrong number of arguments " +
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19 | "given (#{arguments.size} for 1)") if arguments.size < 1
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20 |
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21 | value = arguments[0]
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22 |
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23 | unless value.is_a?(Array) || value.is_a?(String)
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24 | raise(Puppet::ParseError, 'strip(): Requires either ' +
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25 | 'array or string to work with')
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26 | end
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27 |
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28 | if value.is_a?(Array)
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29 | result = value.collect { |i| i.is_a?(String) ? i.strip : i }
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30 | else
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31 | result = value.strip
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32 | end
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33 |
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34 | return result
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35 | end
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36 | end
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37 |
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38 | # vim: set ts=2 sw=2 et :
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