britishtea/bad.rb

Created April 13, 2016 09:04

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Raw

bad.rb

	class Foo
	def self.bar(&block)
	instance_exec(&block)
	end

	attr_accessor :x
	end

	Foo.bar do
	x = 5
	end

Raw

good.rb

	class Foo
	def self.bar(&block)
	yield(self)
	end

	attr_accessor :x
	end

	Foo.bar do \|foo\|
	foo.x = 5
	end

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