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add comment for ConfigHelper::getBool

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cmsxbc 2021-12-31 00:47:01 +08:00
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commit f0e82e2cb6
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src/Common/Config/ConfigHelper.h
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@ -11,6 +11,8 @@ namespace Poco
namespace DB::ConfigHelper
{
/// The behavior is like `config.getBool(key, default_)`,
/// except when the tag is empty (aka. self-closing), `empty_as` will be used instead of throwing Poco::Exception.
bool getBool(const Poco::Util::AbstractConfiguration & config, const std::string & key, bool default_, bool empty_as);
}