From 4f6253aa9fec99260b8bb7b9b2e9003f5259b600 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Mon, 17 Sep 2018 10:02:07 +0200
Subject: Import arduinojson and ubjson. Only partially working at the moment

---
 include/lib/ArduinoJson/JsonVariantSubscripts.hpp | 86 +++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 include/lib/ArduinoJson/JsonVariantSubscripts.hpp

(limited to 'include/lib/ArduinoJson/JsonVariantSubscripts.hpp')

diff --git a/include/lib/ArduinoJson/JsonVariantSubscripts.hpp b/include/lib/ArduinoJson/JsonVariantSubscripts.hpp
new file mode 100644
index 0000000..279ee01
--- /dev/null
+++ b/include/lib/ArduinoJson/JsonVariantSubscripts.hpp
@@ -0,0 +1,86 @@
+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2018
+// MIT License
+
+#pragma once
+
+#include "Data/JsonVariantAs.hpp"
+#include "Polyfills/attributes.hpp"
+#include "StringTraits/StringTraits.hpp"
+#include "TypeTraits/EnableIf.hpp"
+
+namespace ArduinoJson {
+namespace Internals {
+
+// Forward declarations.
+class JsonArraySubscript;
+template <typename TKey>
+class JsonObjectSubscript;
+
+template <typename TImpl>
+class JsonVariantSubscripts {
+ public:
+  // Mimics an array or an object.
+  // Returns the size of the array or object if the variant has that type.
+  // Returns 0 if the variant is neither an array nor an object
+  size_t size() const {
+    return impl()->template as<JsonArray>().size() +
+           impl()->template as<JsonObject>().size();
+  }
+
+  // Mimics an array.
+  // Returns the element at specified index if the variant is an array.
+  // Returns JsonVariant::invalid() if the variant is not an array.
+  FORCE_INLINE const JsonArraySubscript operator[](size_t index) const;
+  FORCE_INLINE JsonArraySubscript operator[](size_t index);
+
+  // Mimics an object.
+  // Returns the value associated with the specified key if the variant is
+  // an object.
+  // Return JsonVariant::invalid() if the variant is not an object.
+  //
+  // const JsonObjectSubscript operator[](TKey) const;
+  // TKey = const std::string&, const String&
+  template <typename TString>
+  FORCE_INLINE
+      typename EnableIf<StringTraits<TString>::has_equals,
+                        const JsonObjectSubscript<const TString &> >::type
+      operator[](const TString &key) const {
+    return impl()->template as<JsonObject>()[key];
+  }
+  //
+  // const JsonObjectSubscript operator[](TKey) const;
+  // TKey = const std::string&, const String&
+  template <typename TString>
+  FORCE_INLINE typename EnableIf<StringTraits<TString>::has_equals,
+                                 JsonObjectSubscript<const TString &> >::type
+  operator[](const TString &key) {
+    return impl()->template as<JsonObject>()[key];
+  }
+  //
+  // JsonObjectSubscript operator[](TKey);
+  // TKey = const char*, const char[N], const FlashStringHelper*
+  template <typename TString>
+  FORCE_INLINE typename EnableIf<StringTraits<const TString *>::has_equals,
+                                 JsonObjectSubscript<const TString *> >::type
+  operator[](const TString *key) {
+    return impl()->template as<JsonObject>()[key];
+  }
+  //
+  // JsonObjectSubscript operator[](TKey);
+  // TKey = const char*, const char[N], const FlashStringHelper*
+  template <typename TString>
+  FORCE_INLINE
+      typename EnableIf<StringTraits<TString *>::has_equals,
+                        const JsonObjectSubscript<const TString *> >::type
+      operator[](const TString *key) const {
+    return impl()->template as<JsonObject>()[key];
+  }
+
+ private:
+  const TImpl *impl() const {
+    return static_cast<const TImpl *>(this);
+  }
+};
+}
+}
-- 
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