mirror of
https://github.com/eledio-devices/thirdparty-ArduinoJson.git
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70 lines
2.6 KiB
C++
70 lines
2.6 KiB
C++
// Copyright Benoit Blanchon 2014-2017
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// MIT License
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//
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// Arduino JSON library
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// https://bblanchon.github.io/ArduinoJson/
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// If you like this project, please add a star!
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#pragma once
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#include "../JsonVariantBase.hpp"
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#include "../StringTraits/StringTraits.hpp"
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#include "../TypeTraits/EnableIf.hpp"
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namespace ArduinoJson {
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namespace Internals {
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template <typename TComparand, typename Enable = void>
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struct JsonVariantComparer {};
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template <typename TString>
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struct JsonVariantComparer<
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TString,
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typename TypeTraits::EnableIf<TypeTraits::IsString<TString>::value>::type> {
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template <typename TVariant>
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static bool equals(const JsonVariantBase<TVariant> &variant,
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const TString &comparand) {
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const char *value = variant.template as<const char *>();
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return Internals::StringTraits<TString>::equals(comparand, value);
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}
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};
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template <typename TComparand>
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struct JsonVariantComparer<
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TComparand, typename TypeTraits::EnableIf<
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!TypeTraits::IsVariant<TComparand>::value &&
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!TypeTraits::IsString<TComparand>::value>::type> {
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template <typename TVariant>
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static bool equals(const JsonVariantBase<TVariant> &variant,
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const TComparand &comparand) {
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return variant.template as<TComparand>() == comparand;
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}
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};
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template <typename TVariant2>
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struct JsonVariantComparer<TVariant2,
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typename TypeTraits::EnableIf<
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TypeTraits::IsVariant<TVariant2>::value>::type> {
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template <typename TVariant1>
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static bool equals(const JsonVariantBase<TVariant1> &left,
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const TVariant2 &right) {
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if (left.template is<bool>() && right.template is<bool>())
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return left.template as<bool>() == right.template as<bool>();
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if (left.template is<JsonInteger>() && right.template is<JsonInteger>())
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return left.template as<JsonInteger>() ==
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right.template as<JsonInteger>();
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if (left.template is<JsonFloat>() && right.template is<JsonFloat>())
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return left.template as<JsonFloat>() == right.template as<JsonFloat>();
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if (left.template is<JsonArray>() && right.template is<JsonArray>())
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return left.template as<JsonArray>() == right.template as<JsonArray>();
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if (left.template is<JsonObject>() && right.template is<JsonObject>())
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return left.template as<JsonObject>() == right.template as<JsonObject>();
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if (left.template is<char *>() && right.template is<char *>())
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return strcmp(left.template as<char *>(), right.template as<char *>()) ==
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0;
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return false;
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}
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};
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}
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}
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