From: "Bartosz Dziewoński" <matma.rex@...>
Date: 2012-11-02T03:56:42+09:00
Subject: Re: failure to parse multiple (procs with do end blocks) as method arguments

2012/11/1 Mean L. <lists@ruby-forum.com>:
> foo proc do
>
> end, proc do
>
> end

foo proc do end is being interpreted as foo(proc) do end, so you get a
syntax error on the comma.

The curly { } block have higher priority when parsing, so foo proc { }
is interpreted as foo(proc { }) and the entire thing works.

-- Matma Rex