diff --git a/lib/internal/async_hooks.js b/lib/internal/async_hooks.js index 7e29d53606a2b3..2cd4137fd08b40 100644 --- a/lib/internal/async_hooks.js +++ b/lib/internal/async_hooks.js @@ -252,9 +252,9 @@ function getDefaultTriggerAsyncId() { var defaultTriggerAsyncId = async_id_fields[kDefaultTriggerAsyncId]; // Reset value after it's been called so the next constructor doesn't // inherit it by accident. - async_id_fields[kDefaultTriggerAsyncId] = 0; + async_id_fields[kDefaultTriggerAsyncId] = -1; // If defaultTriggerAsyncId isn't set, use the executionAsyncId - if (defaultTriggerAsyncId <= 0) + if (defaultTriggerAsyncId < 0) defaultTriggerAsyncId = async_id_fields[kExecutionAsyncId]; return defaultTriggerAsyncId; } @@ -288,7 +288,7 @@ function emitInitScript(asyncId, type, triggerAsyncId, resource) { } else { // If a triggerAsyncId was passed, any kDefaultTriggerAsyncId still must be // null'd. - async_id_fields[kDefaultTriggerAsyncId] = 0; + async_id_fields[kDefaultTriggerAsyncId] = -1; } emitInitNative(asyncId, type, triggerAsyncId, resource); diff --git a/lib/internal/bootstrap_node.js b/lib/internal/bootstrap_node.js index b7da5bd3801f5a..f8a1fa39618610 100644 --- a/lib/internal/bootstrap_node.js +++ b/lib/internal/bootstrap_node.js @@ -376,7 +376,7 @@ // It's possible that kDefaultTriggerAsyncId was set for a constructor // call that threw and was never cleared. So clear it now. - async_id_fields[kDefaultTriggerAsyncId] = 0; + async_id_fields[kDefaultTriggerAsyncId] = -1; if (exceptionHandlerState.captureFn !== null) { exceptionHandlerState.captureFn(er); diff --git a/src/env-inl.h b/src/env-inl.h index a692e8e08e452d..2d4c0c18e96b5d 100644 --- a/src/env-inl.h +++ b/src/env-inl.h @@ -66,6 +66,12 @@ inline Environment::AsyncHooks::AsyncHooks(v8::Isolate* isolate) // and flag changes won't be included. fields_[kCheck] = 1; + // kDefaultTriggerAsyncId should be -1, this indicates that there is no + // specified default value and it should fallback to the executionAsyncId. + // 0 is not used as the magic value, because that indicates a missing context + // which is different from a default context. + async_id_fields_[AsyncHooks::kDefaultTriggerAsyncId] = -1; + // kAsyncIdCounter should start at 1 because that'll be the id the execution // context during bootstrap (code that runs before entering uv_run()). async_id_fields_[AsyncHooks::kAsyncIdCounter] = 1; @@ -450,9 +456,9 @@ inline double Environment::trigger_async_id() { inline double Environment::get_default_trigger_async_id() { double default_trigger_async_id = async_hooks()->async_id_fields()[AsyncHooks::kDefaultTriggerAsyncId]; - async_hooks()->async_id_fields()[AsyncHooks::kDefaultTriggerAsyncId] = 0; + async_hooks()->async_id_fields()[AsyncHooks::kDefaultTriggerAsyncId] = -1; // If defaultTriggerAsyncId isn't set, use the executionAsyncId - if (default_trigger_async_id <= 0) + if (default_trigger_async_id < 0) default_trigger_async_id = execution_async_id(); return default_trigger_async_id; }