[clang] [clang-format] Support BraceWrapping.AfterNamespace with AllowShortNamespacesOnASingleLine (PR #123010)

[Björn Schäpers via cfe-commits]

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@@ -28430,6 +28430,26 @@ TEST_F(FormatTest, ShortNamespacesOption) {
       "}}} // namespace foo::bar::baz",
       "namespace foo { namespace bar { namespace baz { class qux; } } }",
       Style);
+  Style.FixNamespaceComments = false;
+
+  Style.BreakBeforeBraces = FormatStyle::BS_Custom;
+  Style.BraceWrapping.AfterNamespace = true;
+  verifyFormat("namespace foo { class bar; }", Style);
+  verifyFormat("namespace foo { namespace bar { class baz; } }", Style);
+  verifyFormat("namespace foo\n"
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HazardyKnusperkeks wrote:

Now do one with a comment at the end of the namespace name.

https://github.com/llvm/llvm-project/pull/123010