HuaHuaY commented on code in PR #51118:
URL: https://github.com/apache/arrow/pull/51118#discussion_r3954718143
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cpp/src/arrow/csv/lexing_internal.h:
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@@ -35,6 +35,25 @@ class SpecializedOptions {
static constexpr bool escaping = Escaping;
};
+template <typename... CompiledBools, typename Fn, typename... Rest>
+ requires std::invocable<Fn, CompiledBools...,
+ std::conditional_t<true, std::true_type, Rest>...>
+decltype(auto) DispatchBool(Fn&& fn, Rest... rest) {
Review Comment:
I'm placing this utility function here because it can also be used later
when handling `SpecializedOptions` in `chunker.cc`.
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