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LibJS: Add console.trace()

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This commit is contained in:
Linus Groh 2020-04-11 12:57:13 +01:00 • committed by Andreas Kling
parent eece424694
commit 3b21c4aa56
3 changed files with 17 additions and 0 deletions
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15
Libraries/LibJS/Runtime/ConsoleObject.cpp
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@ -35,6 +35,7 @@ namespace JS {
ConsoleObject::ConsoleObject()
{
put_native_function("log", log);
put_native_function("trace", trace);
}
ConsoleObject::~ConsoleObject()
@ -52,4 +53,18 @@ Value ConsoleObject::log(Interpreter& interpreter)
return js_undefined();
}
Value ConsoleObject::trace(Interpreter& interpreter)
{
log(interpreter);
auto call_stack = interpreter.call_stack();
// -2 to skip the console.trace() call frame
for (ssize_t i = call_stack.size() - 2; i >= 0; --i) {
auto function_name = call_stack[i].function_name;
if (String(function_name).is_empty())
function_name = "<anonymous>";
printf("%s\n", function_name.characters());
}
return js_undefined();
}
}