diff options
Diffstat (limited to 'src/env.h')
| -rw-r--r-- | src/env.h | 26 |
1 files changed, 26 insertions, 0 deletions
@@ -344,6 +344,7 @@ struct PackageConfig { V(tick_callback_function, v8::Function) \ V(timers_callback_function, v8::Function) \ V(tls_wrap_constructor_function, v8::Function) \ + V(trace_category_state_function, v8::Function) \ V(tty_constructor_template, v8::FunctionTemplate) \ V(udp_constructor_function, v8::Function) \ V(url_constructor_function, v8::Function) \ @@ -649,6 +650,8 @@ class Environment { inline AliasedBuffer<uint32_t, v8::Uint32Array>& should_abort_on_uncaught_toggle(); + inline AliasedBuffer<uint8_t, v8::Uint8Array>& trace_category_state(); + // The necessary API for async_hooks. inline double new_async_id(); inline double execution_async_id(); @@ -830,6 +833,25 @@ class Environment { // This needs to be available for the JS-land setImmediate(). void ToggleImmediateRef(bool ref); + class TrackingTraceStateObserver : + public v8::TracingController::TraceStateObserver { + public: + explicit TrackingTraceStateObserver(Environment* env) : env_(env) {} + + void OnTraceEnabled() override { + UpdateTraceCategoryState(); + } + + void OnTraceDisabled() override { + UpdateTraceCategoryState(); + } + + private: + void UpdateTraceCategoryState(); + + Environment* env_; + }; + class ShouldNotAbortOnUncaughtScope { public: explicit inline ShouldNotAbortOnUncaughtScope(Environment* env); @@ -889,6 +911,10 @@ class Environment { AliasedBuffer<uint32_t, v8::Uint32Array> should_abort_on_uncaught_toggle_; int should_not_abort_scope_counter_ = 0; + // Attached to a Uint8Array that tracks the state of trace category + AliasedBuffer<uint8_t, v8::Uint8Array> trace_category_state_; + std::unique_ptr<TrackingTraceStateObserver> trace_state_observer_; + std::unique_ptr<performance::performance_state> performance_state_; std::unordered_map<std::string, uint64_t> performance_marks_; |