Frame-onPop-generators-01.js

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// Returning {throw:} from an onPop handler when yielding works.

// It closes the generator-iterator.

load(libdir + "asserts.js");

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

var dbg = new Debugger;

var gw = dbg.addDebuggee(g);

dbg.onDebuggerStatement = function handleDebugger(frame) {

    frame.onPop = function (c) {

        return {throw: "fit"};

};

};

g.eval("function* g() { for (var i = 0; i < 10; i++) { debugger; yield i; } }");

g.eval("var it = g();");

var rv = gw.executeInGlobal("it.next();");

assertEq(rv.throw, "fit");

dbg.enabled = false;

assertEq(g.it.next().value, undefined);