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Add section "Language versions"

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Andreas Dangel
2023-03-02 11:52:10 +01:00
committed by Andreas Dangel
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docs/pages/7_0_0_release_notes.md
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@ -201,6 +201,19 @@ The language module registers a couple of different versions. The latest version
new constructs (see [Rhino](https://github.com/mozilla/rhino)]), is the default. This should be fine for most
use cases.
#### Language versions
We revisited the versions that were defined by each language module. Now many more versions are defined for each
language. In general, you can expect that PMD can parse all these different versions. There might be situations
where this fails and this can be considered a bug. Usually the latest version is selected as the default
language version.
The language versions can be used to mark rules to be useful only for a specific language version via
the `minimumLanguageVersion` and `maximumLanguageVersion` attributes. While this feature is currently only used by
the Java module, listing all possible versions enables other languages as well to use this feature.
Related issue: [[core] Explicitly name all language versions (#4120)](https://github.com/pmd/pmd/issues/4120)
#### API
The API of PMD has been growing over the years and needed some cleanup. The goal is, to