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Fixed error when the key of a JsonObject is a char[] and reduced code size when using const references (issue #423)

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This commit is contained in:
Benoit Blanchon
2017-01-22 11:10:45 +01:00
parent cc8c0472ca
commit a096098c1f
5 changed files with 25 additions and 9 deletions
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18
include/ArduinoJson/JsonObject.hpp
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@@ -66,18 +66,24 @@ class JsonObject : public Internals::JsonPrintable<JsonObject>,
// Gets the value associated with the specified key.
//
// JsonVariant operator[](TKey) const;
// const JsonObjectSubscript operator[](TKey) const;
// TKey = const std::string&, const String&
template <typename TString>
const JsonVariant operator[](const TString& key) const {
return get_impl<const TString&, JsonVariant>(key);
typename TypeTraits::EnableIf<
!TypeTraits::IsArray<TString>::value,
const JsonObjectSubscript<const TString&> >::type
operator[](const TString& key) const {
return JsonObjectSubscript<const TString&>(*const_cast<JsonObject*>(this),
key);
}
//
// JsonVariant operator[](TKey) const;
// const JsonObjectSubscript operator[](TKey) const;
// TKey = const char*, const char[N], const FlashStringHelper*
template <typename TString>
const JsonVariant operator[](const TString* key) const {
return get_impl<const TString*, JsonVariant>(key);
const JsonObjectSubscript<const TString*> operator[](
const TString* key) const {
return JsonObjectSubscript<const TString*>(*const_cast<JsonObject*>(this),
key);
}
// Sets the specified key with the specified value.