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Replace node's YAML_CPP_OPERATOR_BOOL macro with an explicit bool operator (#755)

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This commit is contained in:
Andy Maloney
2019-10-02 15:14:07 -04:00
committed by Jesse Beder
parent 6e87b37034
commit 848091124d
2 changed files with 1 additions and 28 deletions
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26
include/yaml-cpp/node/detail/bool_type.h
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@@ -1,26 +0,0 @@
#ifndef NODE_DETAIL_BOOL_TYPE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define NODE_DETAIL_BOOL_TYPE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#if defined(_MSC_VER) || \
(defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
(__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif
namespace YAML {
namespace detail {
struct unspecified_bool {
struct NOT_ALLOWED;
static void true_value(NOT_ALLOWED*) {}
};
using unspecified_bool_type = void (*)(unspecified_bool::NOT_ALLOWED *);
}
}
#define YAML_CPP_OPERATOR_BOOL() \
operator YAML::detail::unspecified_bool_type() const { \
return this->operator!() ? 0 \
: &YAML::detail::unspecified_bool::true_value; \
}
#endif // NODE_DETAIL_BOOL_TYPE_H_62B23520_7C8E_11DE_8A39_0800200C9A66

3
include/yaml-cpp/node/node.h
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@@ -13,7 +13,6 @@
#include "yaml-cpp/dll.h"
#include "yaml-cpp/emitterstyle.h"
#include "yaml-cpp/mark.h"
#include "yaml-cpp/node/detail/bool_type.h"
#include "yaml-cpp/node/detail/iterator_fwd.h"
#include "yaml-cpp/node/ptr.h"
#include "yaml-cpp/node/type.h"
@@ -59,7 +58,7 @@ class YAML_CPP_API Node {
bool IsMap() const { return Type() == NodeType::Map; }
// bool conversions
YAML_CPP_OPERATOR_BOOL()
explicit operator bool() const { return IsDefined(); }
bool operator!() const { return !IsDefined(); }
// access