Using `yield_self` for composable ActiveRecord relations

Ruby 2.5 introduces Object#yield_self, which can be thought of as a close cousin to Object#tap. Where tap executes a block returning the value it’s called on, yield_self yields the object its called on into the supplied block, returning the result of the block. Many have compared yield_self to Elixir’s pipe operator, |>, and while I use and enjoy the pipe operator in Elixir, I had a hard time envi

[willnet]

なるほどなるほど。MethodオブジェクトをProcに変換して使うとyiled_self活用できそうな予感しますね