Provides a Prime object with compatibility to Ruby 1.8 when instantiated via Prime.new.
Overwrites Prime#each.
Iterates the given block over all prime numbers. Note that enumeration starts from the current position of internal pointer, not rewound.
# File lib/backports/1.9.1/stdlib/prime.rb, line 489 def each(&block) return @generator.dup unless block_given? loop do yield succ end end
Returns the next prime number and forwards internal pointer.
# File lib/backports/1.9.1/stdlib/prime.rb, line 480 def succ @generator.succ end
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