Source code

Revision control

Copy as Markdown

Other Tools

// The script and environment of a non-debuggee frame are inaccessible.
load(libdir + 'asserts.js');
var g = newGlobal({newCompartment: true});
var dbg = new Debugger;
var log;
dbg.onDebuggerStatement = function (frame) {
log += frame.type;
// Initially, 'frame' is a debuggee frame, and we should be able to see its script and environment.
assertEq(frame.script instanceof Debugger.Script, true);
assertEq(frame.environment instanceof Debugger.Environment, true);
// If we make g no longer a debuggee, then trying to touch the frame at
// all should throw.
dbg.removeDebuggee(g);
assertThrowsInstanceOf(() => frame.script, Error);
assertThrowsInstanceOf(() => frame.environment, Error);
}
g.eval('function f() { debugger; }');
log = '';
dbg.addDebuggee(g);
g.f();
assertEq(log, 'call');
log = '';
dbg.addDebuggee(g);
g.eval('debugger;');
assertEq(log, 'eval');