Class: Hash

Inherits:
Object
  • Object
show all
Defined in:
lib/tainted_params/core_ext/hash.rb

Direct Known Subclasses

TaintedParams::SimpleKeyHash

Instance Method Summary collapse

Instance Method Details

#except(keys) ⇒ Object 



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# File 'lib/tainted_params/core_ext/hash.rb', line 25

def except(keys)
  select{ |k,_| !keys.include?(k) }
end

#map_pairs ⇒ Object 



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# File 'lib/tainted_params/core_ext/hash.rb', line 2

def map_pairs
  return enum_for(:map_pairs) unless block_given?

  result = self.class.new
  each do |key, value|
    k, v = *yield(key, value)
    result[k] = v
  end
  result
end

#slice(keys) ⇒ Object Also known as: only

def map_keys

map_pairs do |k, v|
  [yield(k), v]
end

end



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# File 'lib/tainted_params/core_ext/hash.rb', line 19

def slice(keys)
  select{ |k,_| keys.include?(k) }
end