Class: Hash

Inherits:
Object
  • Object
show all
Defined in:
lib/functions/prelude_enumerable/hash.rb

Instance Method Summary collapse

Instance Method Details

#map_hash ⇒ Object 



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# File 'lib/functions/prelude_enumerable/hash.rb', line 11

def map_hash 
  Hash[self.map{|k, v| [k, yield(v)] }]
end

#zip_hash_inner(bs) ⇒ Object 



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# File 'lib/functions/prelude_enumerable/hash.rb', line 7

def zip_hash_inner(bs)
  self.each_with_object({}) { |(k, a), h| b = bs[k]; h[k] = [a, b] if b; h }
end

#zip_hash_left(bs) ⇒ Object 



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# File 'lib/functions/prelude_enumerable/hash.rb', line 3

def zip_hash_left(bs)
  self.each_with_object({}) { |(k, a), h| h[k] = [a, bs[k]]; h }
end