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Added JsonVariant::is<JsonArrayConst/JsonObjectConst>() (issue #1412)

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Benoit Blanchon
2021-02-23 08:33:28 +01:00
parent 8a3f8510d6
commit b1eb273d5b
3 changed files with 28 additions and 0 deletions
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1
CHANGELOG.md
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@@ -8,6 +8,7 @@ HEAD
* `deserializeJson()` leaves `\uXXXX` unchanged instead of returning `NotSupported`
* `deserializeMsgPack()` inserts `null` instead of returning `NotSupported`
* Removed `DeserializationError::NotSupported`
* Added `JsonVariant::is<JsonArrayConst/JsonObjectConst>()` (issue #1412)
> ### BREAKING CHANGES
>

8
extras/tests/JsonVariant/is.cpp
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@@ -97,7 +97,9 @@ TEST_CASE("JsonVariant::is<T>()") {
variant.to<JsonArray>();
CHECK(variant.is<JsonArray>() == true);
CHECK(variant.is<JsonArrayConst>() == true);
CHECK(variant.is<JsonObject>() == false);
CHECK(variant.is<JsonObjectConst>() == false);
CHECK(variant.is<int>() == false);
CHECK(variant.is<float>() == false);
CHECK(variant.is<bool>() == false);
@@ -109,7 +111,9 @@ TEST_CASE("JsonVariant::is<T>()") {
variant.to<JsonObject>();
CHECK(variant.is<JsonObject>() == true);
CHECK(variant.is<JsonObjectConst>() == true);
CHECK(variant.is<JsonArray>() == false);
CHECK(variant.is<JsonArrayConst>() == false);
CHECK(variant.is<int>() == false);
CHECK(variant.is<float>() == false);
CHECK(variant.is<bool>() == false);
@@ -209,7 +213,9 @@ TEST_CASE("JsonVariantConst::is<T>()") {
variant.to<JsonArray>();
CHECK(cvariant.is<JsonArray>() == true);
CHECK(cvariant.is<JsonArrayConst>() == true);
CHECK(cvariant.is<JsonObject>() == false);
CHECK(cvariant.is<JsonObjectConst>() == false);
CHECK(cvariant.is<int>() == false);
CHECK(cvariant.is<float>() == false);
CHECK(cvariant.is<bool>() == false);
@@ -221,7 +227,9 @@ TEST_CASE("JsonVariantConst::is<T>()") {
variant.to<JsonObject>();
CHECK(cvariant.is<JsonObject>() == true);
CHECK(cvariant.is<JsonObjectConst>() == true);
CHECK(cvariant.is<JsonArray>() == false);
CHECK(cvariant.is<JsonArrayConst>() == false);
CHECK(cvariant.is<int>() == false);
CHECK(cvariant.is<float>() == false);
CHECK(cvariant.is<bool>() == false);

19
src/ArduinoJson/Variant/VariantRef.hpp
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@@ -85,6 +85,15 @@ class VariantRefBase : public VariantTag {
return variantIsArray(_data);
}
//
// bool is<ArrayConstRef> const;
// bool is<const ArrayConstRef> const;
template <typename T>
FORCE_INLINE typename enable_if<
is_same<typename remove_const<T>::type, ArrayConstRef>::value, bool>::type
is() const {
return variantIsArray(_data);
}
//
// bool is<ObjectRef> const;
// bool is<const ObjectRef> const;
template <typename T>
@@ -93,6 +102,16 @@ class VariantRefBase : public VariantTag {
is() const {
return variantIsObject(_data);
}
//
// bool is<ObjectConstRef> const;
// bool is<const ObjectConstRef> const;
template <typename T>
FORCE_INLINE typename enable_if<
is_same<typename remove_const<T>::type, ObjectConstRef>::value,
bool>::type
is() const {
return variantIsObject(_data);
}
#if ARDUINOJSON_HAS_NULLPTR
//
// bool is<nullptr_t> const;