RFR: 7903727: Remove the reliance on String Templates feature [v5]

[Nizar Benalla]

On Tue, 4 Jun 2024 13:05:26 GMT, Maurizio Cimadamore <mcimadamore at openjdk.org> wrote:

>> src/main/java/org/openjdk/jextract/impl/StructBuilder.java line 315:
>> 
>>> 313:                 return {0}.asSlice(layout().byteSize() * index);
>>> 314:             '}'
>>> 315:             """, arrayParam));
>> 
>> This doesn't look right. The javadoc should not be changed here.
>
> The quoting of the `{` also seems suspicious?

This was one of the couple of times where I used `MessageFormat`, so I had to escape the `{`

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PR Review Comment: https://git.openjdk.org/jextract/pull/244#discussion_r1625974107