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src: enforce assumptions in FIXED_ONE_BYTE_STRING #58155

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nodejs-github-bot merged 1 commit into from
Aug 24, 2025
Merged

src: enforce assumptions in FIXED_ONE_BYTE_STRING #58155

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14 changes: 8 additions & 6 deletions src/util.h
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Original file line number Diff line number Diff line change
Expand Up @@ -346,17 +346,19 @@ inline v8::Local<v8::String> OneByteString(v8::Isolate* isolate,
std::string_view str);

// Used to be a macro, hence the uppercase name.
template <int N>
inline v8::Local<v8::String> FIXED_ONE_BYTE_STRING(
v8::Isolate* isolate,
const char(&data)[N]) {
template <std::size_t N>
requires(N > 0)
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inline v8::Local<v8::String> FIXED_ONE_BYTE_STRING(v8::Isolate* isolate,
const char (&data)[N]) {
CHECK_EQ(data[N - 1], '\0');
return OneByteString(isolate, data, N - 1);
}

template <std::size_t N>
requires(N > 0)
inline v8::Local<v8::String> FIXED_ONE_BYTE_STRING(
v8::Isolate* isolate,
const std::array<char, N>& arr) {
v8::Isolate* isolate, const std::array<char, N>& arr) {
CHECK_EQ(arr[N - 1], '\0');
return OneByteString(isolate, arr.data(), N - 1);
}

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