default instance for IsString

[Daniel Peebles]

Why are potentially partial literals scarier than the fact that every value
in the language could lead to an exception when forced?


On Tue, Apr 24, 2012 at 5:35 AM, Yitzchak Gale <gale at sefer.org> wrote:

> Markus Läll wrote:
> > You do know, that you already *can* have safe Text and ByteString from
> > an overloaded string literal.
>
> Yes, the IsString instances for Text and ByteString are safe
> (I hope).
>
> But in order to use them, I have to turn on OverloadedStrings.
> That could cause other string literals in the same module
> to throw exceptions at run time.
>
> -Yitz
>
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