Function dart_sys::Dart_SetEnabledTimelineCategory

source ·

pub unsafe extern "C" fn Dart_SetEnabledTimelineCategory(
    categories: *const c_char
) -> bool

Expand description

Enable tracking of specified timeline category. This is operational only when systrace timeline functionality is turned on.

\param categories A comma separated list of categories that need to be enabled, the categories are “all” : All categories “API” - Execution of Dart C API functions “Compiler” - Execution of Dart JIT compiler “CompilerVerbose” - More detailed Execution of Dart JIT compiler “Dart” - Execution of Dart code “Debugger” - Execution of Dart debugger “Embedder” - Execution of Dart embedder code “GC” - Execution of Dart Garbage Collector “Isolate” - Dart Isolate lifecycle execution “VM” - Execution in Dart VM runtime code “” - None

When “all” is specified all the categories are enabled. When a comma separated list of categories is specified, the categories that are specified will be enabled and the rest will be disabled. When “” is specified all the categories are disabled. The category names are case sensitive. eg: Dart_EnableTimelineCategory(“all”); Dart_EnableTimelineCategory(“GC,API,Isolate”); Dart_EnableTimelineCategory(“GC,Debugger,Dart”);

\return True if the categories were successfully enabled, False otherwise.