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Fedor Indutny
b266074347
There might be a need to "kick off" the next tick queue and execute events on it. Normally it is done through the `MakeCallback` interface, but in case when it is not - we need a way to "kick them off" manually. PR-URL: https://github.com/nodejs/node/pull/2355 Reviewed-By: Trevor Norris <trev.norris@gmail.com>
94 lines
2.1 KiB
C++
94 lines
2.1 KiB
C++
#include "env.h"
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#include "env-inl.h"
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#include "v8.h"
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#include <stdio.h>
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namespace node {
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using v8::HandleScope;
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using v8::Local;
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using v8::Message;
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using v8::StackFrame;
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using v8::StackTrace;
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using v8::TryCatch;
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void Environment::PrintSyncTrace() const {
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if (!trace_sync_io_)
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return;
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HandleScope handle_scope(isolate());
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Local<v8::StackTrace> stack =
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StackTrace::CurrentStackTrace(isolate(), 10, StackTrace::kDetailed);
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fprintf(stderr, "WARNING: Detected use of sync API\n");
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for (int i = 0; i < stack->GetFrameCount() - 1; i++) {
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Local<StackFrame> stack_frame = stack->GetFrame(i);
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node::Utf8Value fn_name_s(isolate(), stack_frame->GetFunctionName());
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node::Utf8Value script_name(isolate(), stack_frame->GetScriptName());
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const int line_number = stack_frame->GetLineNumber();
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const int column = stack_frame->GetColumn();
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if (stack_frame->IsEval()) {
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if (stack_frame->GetScriptId() == Message::kNoScriptIdInfo) {
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fprintf(stderr, " at [eval]:%i:%i\n", line_number, column);
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} else {
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fprintf(stderr,
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" at [eval] (%s:%i:%i)\n",
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*script_name,
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line_number,
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column);
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}
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break;
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}
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if (fn_name_s.length() == 0) {
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fprintf(stderr, " at %s:%i:%i\n", *script_name, line_number, column);
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} else {
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fprintf(stderr,
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" at %s (%s:%i:%i)\n",
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*fn_name_s,
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*script_name,
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line_number,
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column);
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}
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}
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fflush(stderr);
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}
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bool Environment::KickNextTick() {
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TickInfo* info = tick_info();
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if (info->in_tick()) {
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return true;
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}
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if (info->length() == 0) {
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isolate()->RunMicrotasks();
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}
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if (info->length() == 0) {
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info->set_index(0);
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return true;
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}
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info->set_in_tick(true);
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// process nextTicks after call
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TryCatch try_catch;
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try_catch.SetVerbose(true);
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tick_callback_function()->Call(process_object(), 0, nullptr);
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info->set_in_tick(false);
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if (try_catch.HasCaught()) {
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info->set_last_threw(true);
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return false;
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}
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return true;
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}
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} // namespace node
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