Hash_dot.rb

class Hash
  def method_missing(method, *opts)
    m = method.to_s
    if self.has_key?(m)
      return self[m]
    elsif self.has_key?(m.to_sym)
      return self[m.to_sym]
    end
    super
  end
end


waza = {hello: 'world'}

waza.hello # => "world"


# Note: this implementation has only one known bug:

x = { 'test' => 'aValue', :test => 'bar'}
x.test # => 'aValue'

#if you prefer symbol lookups rather than string lookups, then swap the two 'if' condition