bug1684821.js - mozsearch

Enable keyboard shortcuts

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

let d = new Debugger(g);

d.onDebuggerStatement = function (frame) {

  frame.environment;

};

g.evaluate(`

  function * foo() {

    // Force CallObject + LexicalEnvironmentObject

    let x;

    let y = () => x;

    // Force DebuggerEnvironment

    debugger;

    // Force suspend and frame snapshot

    yield;

    // Popping this frame will trigger a second snapshot

`)

let x = g.foo();

x.next();

x.next();