mirror of
https://github.com/krislamo/puppet-rsnapshot
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21 lines
615 B
Ruby
21 lines
615 B
Ruby
module Puppet::Parser::Functions
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newfunction(:assert_empty_hash, :type => :rvalue, :doc => <<-EOS
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This function checks an input struct for undefined hashes in key => hash and assigns {}. This is only a helper function to make a hash.each work if one of the values is undefined
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EOS
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)do |args|
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fail "Must receive one argument." if args.empty?
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return args if args.is_a?(String)
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return args if args.is_a?(Integer)
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args.each do |arg|
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h = Hash.new
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arg.each_pair do |host, hash|
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unless hash.is_a? Hash
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hash = {}
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end
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h[host] = hash
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end
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return h
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end
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end
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end
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