41 lines
861 B
Ruby
41 lines
861 B
Ruby
#
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# hash.rb
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#
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module Puppet::Parser::Functions
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newfunction(:hash, :type => :rvalue, :doc => <<-EOS
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This function converts and array into a hash.
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*Examples:*
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hash(['a',1,'b',2,'c',3])
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Would return: {'a'=>1,'b'=>2,'c'=>3}
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EOS
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) do |arguments|
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raise(Puppet::ParseError, "hash(): 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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unless array.is_a?(Array)
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raise(Puppet::ParseError, 'hash(): Requires array to work with')
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end
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result = {}
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begin
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# This is to make it compatible with older version of Ruby ...
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array = array.flatten
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result = Hash[*array]
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rescue Exception
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raise(Puppet::ParseError, 'hash(): Unable to compute ' +
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'hash from array given')
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end
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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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