42 lines
899 B
Ruby
42 lines
899 B
Ruby
#
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# join.rb
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#
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module Puppet::Parser::Functions
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newfunction(:join, :type => :rvalue, :doc => <<-EOS
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This function joins an array into a string using a separator.
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*Examples:*
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join(['a','b','c'], ",")
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Would result in: "a,b,c"
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EOS
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) do |arguments|
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# Technically we support two arguments but only first is mandatory ...
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raise(Puppet::ParseError, "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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unless array.is_a?(Array)
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raise(Puppet::ParseError, 'join(): Requires array to work with')
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end
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suffix = arguments[1] if arguments[1]
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if suffix
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unless suffix.is_a?(String)
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raise(Puppet::ParseError, 'join(): Requires string to work with')
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end
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end
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result = suffix ? array.join(suffix) : array.join
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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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