RFR: JDK-8223782: jshell parser should handle Text Blocks

[Jim Laskey]

+1

Works for me.

> On Jun 3, 2019, at 10:27 AM, Jan Lahoda <jan.lahoda at oracle.com> wrote:
> 
> Hi,
> 
> In order to support text blocks (JEP 355) in JShell, it seems the main thing is to correctly detect snippet completion - after that, the ordinary javac parser should be able to handle the snippet. Proposed update to the completeness detection, based on how block comments are handled:
> http://cr.openjdk.java.net/~jlahoda/8223782/webrev.00/
> 
> This also removes support for raw string literals.
> 
> The detection current marks invalid text blocks (such that they don't have a newline after the opening """) as incomplete - when the snippet is finished, the standard javac parser should handle that properly (and the user has an opportunity to edit the snippet to be proper).
> 
> JBS: https://bugs.openjdk.java.net/browse/JDK-8223782
> 
> What do you think?
> 
> Thanks,
>    Jan