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🏁 adding parentheses around std::snprintf calls #1337

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This commit is contained in:
Niels Lohmann
2018-11-09 21:18:02 +01:00
parent f80efd3954
commit da81e7be22
4 changed files with 22 additions and 22 deletions
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16
include/nlohmann/detail/output/serializer.hpp
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@@ -372,15 +372,15 @@ class serializer
{
if (codepoint <= 0xFFFF)
{
std::snprintf(string_buffer.data() + bytes, 7, "\\u%04x",
static_cast<uint16_t>(codepoint));
(std::snprintf)(string_buffer.data() + bytes, 7, "\\u%04x",
static_cast<uint16_t>(codepoint));
bytes += 6;
}
else
{
std::snprintf(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x",
static_cast<uint16_t>(0xD7C0 + (codepoint >> 10)),
static_cast<uint16_t>(0xDC00 + (codepoint & 0x3FF)));
(std::snprintf)(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x",
static_cast<uint16_t>(0xD7C0 + (codepoint >> 10)),
static_cast<uint16_t>(0xDC00 + (codepoint & 0x3FF)));
bytes += 12;
}
}
@@ -416,7 +416,7 @@ class serializer
case error_handler_t::strict:
{
std::string sn(3, '\0');
snprintf(&sn[0], sn.size(), "%.2X", byte);
(std::snprintf)(&sn[0], sn.size(), "%.2X", byte);
JSON_THROW(type_error::create(316, "invalid UTF-8 byte at index " + std::to_string(i) + ": 0x" + sn));
}
@@ -497,7 +497,7 @@ class serializer
case error_handler_t::strict:
{
std::string sn(3, '\0');
snprintf(&sn[0], sn.size(), "%.2X", static_cast<uint8_t>(s.back()));
(std::snprintf)(&sn[0], sn.size(), "%.2X", static_cast<uint8_t>(s.back()));
JSON_THROW(type_error::create(316, "incomplete UTF-8 string; last byte: 0x" + sn));
}
@@ -616,7 +616,7 @@ class serializer
static constexpr auto d = std::numeric_limits<number_float_t>::max_digits10;
// the actual conversion
std::ptrdiff_t len = snprintf(number_buffer.data(), number_buffer.size(), "%.*g", d, x);
std::ptrdiff_t len = (std::snprintf)(number_buffer.data(), number_buffer.size(), "%.*g", d, x);
// negative value indicates an error
assert(len > 0);