Module: Awsmeta::Helpers::Hash

Defined in:
lib/awsmeta/helpers/hash/hash.rb

Overview

a set of hash processors

Class Method Summary collapse

Class Method Details

.symbolize_and_underscore_keys(obj) ⇒ Object 



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# File 'lib/awsmeta/helpers/hash/hash.rb', line 20

def symbolize_and_underscore_keys(obj)
  obj.each_with_object({}) do |(k, v), h|
    h[k.nil? ? k : underscore(k).to_sym] = v
  end
end

.underscore(camel_cased_word) ⇒ Object 



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# File 'lib/awsmeta/helpers/hash/hash.rb', line 10

def underscore(camel_cased_word)
  return camel_cased_word unless /[A-Z-]|::/.match?(camel_cased_word)

  word = camel_cased_word.to_s.gsub('::', '/')
  word.gsub(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
      .gsub(/([a-z\d])([A-Z])/, '\1_\2')
      .tr('-', '_')
      .downcase
end