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arduino-cli/libraries/ArduinoJson_6.x/ArduinoJson/Strings/StdStringAdapter.hpp

@@ -0,0 +1,65 @@
+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2020
+// MIT License
+
+#pragma once
+
+#include <ArduinoJson/Namespace.hpp>
+#include <ArduinoJson/Strings/IsString.hpp>
+#include <ArduinoJson/Strings/StoragePolicy.hpp>
+
+#include <string>
+
+namespace ARDUINOJSON_NAMESPACE {
+
+template <typename TString>
+class StdStringAdapter {
+ public:
+  StdStringAdapter(const TString& str) : _str(&str) {}
+
+  void copyTo(char* p, size_t n) const {
+    memcpy(p, _str->c_str(), n);
+  }
+
+  bool isNull() const {
+    return false;
+  }
+
+  int compare(const char* other) const {
+    if (!other)
+      return 1;
+    return _str->compare(other);
+  }
+
+  bool equals(const char* expected) const {
+    if (!expected)
+      return false;
+    return *_str == expected;
+  }
+
+  size_t size() const {
+    return _str->size();
+  }
+
+  const char* begin() const {
+    return _str->c_str();
+  }
+
+  typedef storage_policies::store_by_copy storage_policy;
+
+ private:
+  const TString* _str;
+};
+
+template <typename TCharTraits, typename TAllocator>
+struct IsString<std::basic_string<char, TCharTraits, TAllocator> > : true_type {
+};
+
+template <typename TCharTraits, typename TAllocator>
+inline StdStringAdapter<std::basic_string<char, TCharTraits, TAllocator> >
+adaptString(const std::basic_string<char, TCharTraits, TAllocator>& str) {
+  return StdStringAdapter<std::basic_string<char, TCharTraits, TAllocator> >(
+      str);
+}
+
+}  // namespace ARDUINOJSON_NAMESPACE