Source code
Revision control
Copy as Markdown
Other Tools
/* globals stackPointerInfo */
var stackBottom = stackPointerInfo();
var stackTop = stackBottom;
function nearNativeStackLimit() {
function inner() {
try {
stackTop = stackPointerInfo();
// eslint-disable-next-line no-eval
var stepsFromLimit = eval("inner()"); // Use eval to force a number of native stackframes to be created.
return stepsFromLimit + 1;
} catch (e) {
// It would be nice to check here that the exception is actually an
// over-recursion here. But doing so would require toString()ing the
// exception, which we may not have the stack space to do.
return 1;
}
}
return inner();
}
var nbFrames = nearNativeStackLimit();
var frameSize = stackBottom - stackTop;
print(
"Max stack size:",
frameSize,
"bytes",
"\nMaximum number of frames:",
nbFrames,
"\nAverage frame size:",
Math.ceil(frameSize / nbFrames),
"bytes"
);