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arduino-cli/libraries/ArduinoJson_6.x/ArduinoJson/Variant/VariantFunctions.hpp

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+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2020
+// MIT License
+
+#pragma once
+
+#include <ArduinoJson/Polyfills/attributes.hpp>
+#include <ArduinoJson/Variant/VariantData.hpp>
+
+namespace ARDUINOJSON_NAMESPACE {
+
+template <typename TVisitor>
+inline typename TVisitor::result_type variantAccept(const VariantData *var,
+                                                    TVisitor &visitor) {
+  if (var != 0)
+    return var->accept(visitor);
+  else
+    return visitor.visitNull();
+}
+
+inline const CollectionData *variantAsArray(const VariantData *var) {
+  return var != 0 ? var->asArray() : 0;
+}
+
+inline const CollectionData *variantAsObject(const VariantData *var) {
+  return var != 0 ? var->asObject() : 0;
+}
+
+inline CollectionData *variantAsObject(VariantData *var) {
+  return var != 0 ? var->asObject() : 0;
+}
+
+inline bool variantCopyFrom(VariantData *dst, const VariantData *src,
+                            MemoryPool *pool) {
+  if (!dst)
+    return false;
+  if (!src) {
+    dst->setNull();
+    return true;
+  }
+  return dst->copyFrom(*src, pool);
+}
+
+inline int variantCompare(const VariantData *a, const VariantData *b);
+
+inline bool variantIsArray(const VariantData *var) {
+  return var && var->isArray();
+}
+
+inline bool variantIsBoolean(const VariantData *var) {
+  return var && var->isBoolean();
+}
+
+template <typename T>
+inline bool variantIsInteger(const VariantData *var) {
+  return var && var->isInteger<T>();
+}
+
+inline bool variantIsFloat(const VariantData *var) {
+  return var && var->isFloat();
+}
+
+inline bool variantIsString(const VariantData *var) {
+  return var && var->isString();
+}
+
+inline bool variantIsObject(const VariantData *var) {
+  return var && var->isObject();
+}
+
+inline bool variantIsNull(const VariantData *var) {
+  return var == 0 || var->isNull();
+}
+
+inline bool variantSetBoolean(VariantData *var, bool value) {
+  if (!var)
+    return false;
+  var->setBoolean(value);
+  return true;
+}
+
+inline bool variantSetFloat(VariantData *var, Float value) {
+  if (!var)
+    return false;
+  var->setFloat(value);
+  return true;
+}
+
+inline bool variantSetLinkedRaw(VariantData *var,
+                                SerializedValue<const char *> value) {
+  if (!var)
+    return false;
+  var->setLinkedRaw(value);
+  return true;
+}
+
+template <typename T>
+inline bool variantSetOwnedRaw(VariantData *var, SerializedValue<T> value,
+                               MemoryPool *pool) {
+  return var != 0 && var->setOwnedRaw(value, pool);
+}
+
+inline void variantSetNull(VariantData *var) {
+  if (!var)
+    return;
+  var->setNull();
+}
+
+template <typename TAdaptedString>
+inline bool variantSetString(VariantData *var, TAdaptedString value,
+                             MemoryPool *pool) {
+  if (!var)
+    return false;
+  return var->setString(value, pool);
+}
+
+template <typename T>
+inline bool variantSetInteger(VariantData *var, T value) {
+  ARDUINOJSON_ASSERT_INTEGER_TYPE_IS_SUPPORTED(T);
+  if (!var)
+    return false;
+  var->setInteger(value);
+  return true;
+}
+
+inline size_t variantSize(const VariantData *var) {
+  return var != 0 ? var->size() : 0;
+}
+
+inline CollectionData *variantToArray(VariantData *var) {
+  if (!var)
+    return 0;
+  return &var->toArray();
+}
+
+inline CollectionData *variantToObject(VariantData *var) {
+  if (!var)
+    return 0;
+  return &var->toObject();
+}
+
+inline NO_INLINE VariantData *variantAddElement(VariantData *var,
+                                                MemoryPool *pool) {
+  return var != 0 ? var->addElement(pool) : 0;
+}
+
+inline NO_INLINE VariantData *variantGetOrAddElement(VariantData *var,
+                                                     size_t index,
+                                                     MemoryPool *pool) {
+  return var != 0 ? var->getOrAddElement(index, pool) : 0;
+}
+
+template <typename TChar>
+NO_INLINE VariantData *variantGetOrAddMember(VariantData *var, TChar *key,
+                                             MemoryPool *pool) {
+  return var != 0 ? var->getOrAddMember(adaptString(key), pool) : 0;
+}
+
+template <typename TString>
+NO_INLINE VariantData *variantGetOrAddMember(VariantData *var,
+                                             const TString &key,
+                                             MemoryPool *pool) {
+  return var != 0 ? var->getOrAddMember(adaptString(key), pool) : 0;
+}
+
+}  // namespace ARDUINOJSON_NAMESPACE