Parent

Methods

Proc

Public Instance Methods

curry(argc = nil) click to toggle source

Standard in Ruby 1.9. See official documentation

# File lib/backports/1.9.1/proc.rb, line 34
def curry(argc = nil)
  min_argc = arity < 0 ? -arity - 1 : arity
  argc ||= min_argc
  if lambda? and arity < 0 ? argc < min_argc : argc != arity
    raise ArgumentError, "wrong number of arguments (#{argc} for #{min_argc})"
  end
  creator = lambda? ? :lambda : :proc
  block = send(creator) do |*args|
    if args.count >= argc
      call(*args)
    else
      send(creator) do |*more_args|
        args += more_args
        block.call(*args)
      end
    end
  end
end
lambda?() click to toggle source

Standard in Ruby 1.9. See official documentation

# File lib/backports/1.9.1/proc.rb, line 4
def lambda?
  !!@is_lambda
end

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