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// ArduinoJson - arduinojson.org
// Copyright Benoit Blanchon 2014-2018
// MIT License
#pragma once
namespace ArduinoJson {
namespace Internals {
template <typename TChar>
struct CharPointerTraits {
class Reader {
const TChar* _ptr;
public:
Reader(const TChar* ptr)
: _ptr(ptr ? ptr : reinterpret_cast<const TChar*>("")) {}
void move() {
++_ptr;
}
char current() const {
return char(_ptr[0]);
}
char next() const {
return char(_ptr[1]);
}
};
static bool equals(const TChar* str, const char* expected) {
const char* actual = reinterpret_cast<const char*>(str);
if (!actual || !expected) return actual == expected;
return strcmp(actual, expected) == 0;
}
static bool is_null(const TChar* str) {
return !str;
}
typedef const char* duplicate_t;
template <typename Buffer>
static duplicate_t duplicate(const TChar* str, Buffer* buffer) {
if (!str) return NULL;
size_t size = strlen(reinterpret_cast<const char*>(str)) + 1;
void* dup = buffer->alloc(size);
if (dup != NULL) memcpy(dup, str, size);
return static_cast<duplicate_t>(dup);
}
static const bool has_append = false;
static const bool has_equals = true;
static const bool should_duplicate = !IsConst<TChar>::value;
};
// char*, unsigned char*, signed char*
// const char*, const unsigned char*, const signed char*
template <typename TChar>
struct StringTraits<TChar*, typename EnableIf<IsChar<TChar>::value>::type>
: CharPointerTraits<TChar> {};
} // namespace Internals
} // namespace ArduinoJson
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