[clang] [clang-format] Add AlignAfterOpenBracketOptions (PR #108332)

[Gedare Bloom via cfe-commits]

================
@@ -3373,6 +3409,51 @@ the configuration (without a prefix: ``Auto``).
 
 
 
+.. _BreakBeforeCloseBracketIf:
+
+**BreakBeforeCloseBracketIf** (``Boolean``) :versionbadge:`clang-format 21` :ref:`¶ <BreakBeforeCloseBracketIf>`
+  Force break before the right parenthesis of an if control statement
+  when the expression exceeds the column limit. The break before the
+  closing parenthesis is only made if there is a break after the opening
+  parenthesis.
+
+  .. code-block:: c++
+
+    true:                             false:
+    if constexpr (          vs.       if constexpr (a ||
+       a || b                                       b)
+    )
+
+.. _BreakBeforeCloseBracketLoop:
+
+**BreakBeforeCloseBracketLoop** (``Boolean``) :versionbadge:`clang-format 21` :ref:`¶ <BreakBeforeCloseBracketLoop>`
+  Force break before the right parenthesis of a loop control statement
+  when the expression exceeds the column limit. The break before the
+  closing parenthesis is only made if there is a break after the opening
+  parenthesis.
+
+  .. code-block:: c++
+
+    true:                             false:
+    while (                  vs.      while (a &&
----------------
gedare wrote:

as above. If the formatter decides to break after the `(` for any reason (e.g., because of `BreakAfterOpenBracketLoop` or because the first token exceeds the `ColumnLimit`), the `BreakBeforeCloseBracketLoop` will be in effect for the closing `)`. 

https://github.com/llvm/llvm-project/pull/108332