Method: Symbol#call

Defined in:
lib/core/facets/symbol/call.rb

#call(*args, &block) ⇒ Object

Useful extension for &:symbol which makes it possible to pass arguments for method in block

['abc','','','def','ghi'].tap(&:delete.(''))
#=> ['abc','def','ghi']

[1,2,3].map(&:to_s.(2))
#=> ['1','10','11']

['abc','cdef','xy','z','wwww'].select(&:size.() == 4)
#=> ['cdef', 'wwww']

['abc','aaA','AaA','z'].count(&:upcase.().succ == 'AAB')
#=> 2

[%w{1 2 3 4 5},%w{6 7 8 9}].map(&:join.().length)
#=> [5,4]

CREDIT: Ilya Vorontsov, Nobuyoshi Nakada



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# File 'lib/core/facets/symbol/call.rb', line 23

def call(*args, &block)
  proc do |recv|
    recv.__send__(self, *args, &block)
  end
end