[clang-tools-extra] [clang-tidy] Make range source classes configurable (PR #226193)

[via cfe-commits]

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@@ -59,6 +59,15 @@ Options
    Semicolon-separated list of names of vector-like classes. By default only
    ``::std::vector`` is considered.
 
+.. option:: ForRangeLoopClasses
+
+   Semicolon-separated list of names of container classes that can be used as
+   sources in range-based for loops. Each configured class must provide an
+   accessible ``size()`` method whose result is the number of elements visited
+   by the loop. Defaults to
+   ``::std::vector``, ``::std::set``, ``::std::unordered_set``, ``::std::map``,
+   ``::std::unordered_map``, ``::std::array``, and ``::std::deque``.
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algol83 wrote:

Done in 022c83d. I sorted both the documented list and the default option value alphabetically. I also fixed the duplicate `std::unordered_set` entry in the preceding list.

https://github.com/llvm/llvm-project/pull/226193