Class: MongoProfiler::Util

Inherits:
Object
  • Object
show all
Defined in:
lib/mongo_profiler/util.rb

Class Method Summary collapse

Class Method Details

.deep_keys(hash) ⇒ Object 



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# File 'lib/mongo_profiler/util.rb', line 4

def deep_keys(hash)
  return [] unless hash.is_a? Hash

  hash.inject([]) do |keys, (key, value)|
    keys << key
    case value
    when Hash
      keys.concat deep_keys(value)
    when Array
      value.each { |vvalue| keys.concat deep_keys(vvalue) }
    end

    keys
  end
end