Frame-type-01.js - mozsearch

Enable keyboard shortcuts

// Debugger.Frame.prototype.type on a normal function.

load(libdir + "asserts.js");

const g = newGlobal({ newCompartment: true });

const dbg = Debugger(g);

g.eval(`

function f() {}

`);

let frame;

dbg.onEnterFrame = function(f) {

  frame = f;

  assertEq(frame.type, "call");

};

g.f();

assertEq(!!frame, true);

// Throws because the frame has terminated.

assertThrowsInstanceOf(() => frame.type, Error);