[code-reflection] RFR: Support storing the code that builds the code model [v6]

[Mourad Abbay]

On Tue, 11 Feb 2025 20:15:06 GMT, Mourad Abbay <mabbay at openjdk.org> wrote:

>> In this PR we allow the user to decide how to store the code model. The first option is `TEXT`, if this is selected, we store the textual representation of the code model. The second option is `CODE_BUILDR`, if this is selected, we store the code that builds the code model. All work done here is around the second option, because the first option is already supported.
>
> Mourad Abbay has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Reformat code
>  - Apply fixes from Maurizio

I made CODE_BUILDER the default storage mechanism for code models, so you can test the capability by running the compiler tests.

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PR Comment: https://git.openjdk.org/babylon/pull/305#issuecomment-2677095971