Re: Yet another proposal for <toclose> (was Re: [ANN] Lua 5.4.0 (alpha) now available)

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Subject: Re: Yet another proposal for <toclose> (was Re: [ANN] Lua 5.4.0 (alpha) now available)
From: Roberto Ierusalimschy <roberto@...>
Date: Fri, 28 Jun 2019 11:47:36 -0300

> Why we need extra functionality if it could be done with existing one?
> 
> [...]
>     local f=auto(io.close){ io.open "foobar" } -- will be closed

It won't, if the table creation raises a memory error.

-- Roberto

Follow-Ups:
- Re: Yet another proposal for <toclose> (was Re: [ANN] Lua 5.4.0 (alpha) now available), Sergey Kovalev

References:
- [ANN] Lua 5.4.0 (alpha) now available, Luiz Henrique de Figueiredo
- Re: [ANN] Lua 5.4.0 (alpha) now available, Dibyendu Majumdar
- Re: [ANN] Lua 5.4.0 (alpha) now available, Dibyendu Majumdar
- Re: [ANN] Lua 5.4.0 (alpha) now available, Dirk Laurie
- Yet another proposal for <toclose> (was Re: [ANN] Lua 5.4.0 (alpha) now available), Sean Conner
- Re: Yet another proposal for <toclose> (was Re: [ANN] Lua 5.4.0 (alpha) now available), Sergey Kovalev

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