mirrors/electron
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages 1 Wiki Activity Actions

refactor: use base::as_bytes() in WriteAsciiChunk() (#45748)

Browse source 
refactor: use base::as_bytes() in WriteAsciiChunk()

this avoids a reinterpret_cast and a static_cast

Co-authored-by: trop[bot] <37223003+trop[bot]@users.noreply.github.com>
Co-authored-by: Charles Kerr <charles@charleskerr.com>
This commit is contained in:
trop[bot] 2025-02-21 10:25:03 -06:00 • committed by GitHub
parent 3a65cfe339
commit 671178cfdb
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 3 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
shell/common/heap_snapshot.cc
View file

@ -7,6 +7,7 @@
#include "base/containers/span.h"
#include "base/files/file.h"
#include "base/memory/raw_ptr.h"
#include "base/numerics/safe_conversions.h"
#include "v8/include/v8-profiler.h"
#include "v8/include/v8.h"
@ -25,12 +26,11 @@ class HeapSnapshotOutputStream : public v8::OutputStream {
void EndOfStream() override { is_complete_ = true; }
v8::OutputStream::WriteResult WriteAsciiChunk(char* data, int size) override {
const uint8_t* udata = reinterpret_cast<const uint8_t*>(data);
const size_t usize = static_cast<size_t>(std::max(0, size));
// SAFETY: since WriteAsciiChunk() only gives us data + size, our
// UNSAFE_BUFFERS macro call is unavoidable here. It can be removed
// if/when v8 changes WriteAsciiChunk() to pass a v8::MemorySpan.
const auto data_span = UNSAFE_BUFFERS(base::span(udata, usize));
const auto data_span = base::as_bytes(
UNSAFE_BUFFERS(base::span{data, base::saturated_cast<size_t>(size)}));
return file_->WriteAtCurrentPosAndCheck(data_span) ? kContinue : kAbort;
}