34 lines
872 B
Ruby
34 lines
872 B
Ruby
module Puppet::Parser::Functions
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newfunction(:validate_hash, :doc => <<-'ENDHEREDOC') do |args|
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Validate that all passed values are hash data structures. Abort catalog
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compilation if any value fails this check.
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The following values will pass:
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$my_hash = { 'one' => 'two' }
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validate_hash($my_hash)
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The following values will fail, causing compilation to abort:
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validate_hash(true)
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validate_hash('some_string')
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$undefined = undef
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validate_hash($undefined)
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ENDHEREDOC
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unless args.length > 0 then
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raise Puppet::ParseError, ("validate_hash(): wrong number of arguments (#{args.length}; must be > 0)")
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end
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args.each do |arg|
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unless arg.is_a?(Hash)
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raise Puppet::ParseError, ("#{arg.inspect} is not a Hash. It looks to be a #{arg.class}")
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end
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end
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end
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end
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