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debug-liveedit-replace-code.js

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// Copyright 2017 the V8 project authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

// Flags: --allow-natives-syntax

Debug = debug.Debug

var counter = 0;

var exception = null;

function f() {

if (++counter > 5) return;

debugger;

return counter;

};

function listener(event, exec_state, event_data, data) {

if (event != Debug.DebugEvent.Break) return;

try {

var original = 'debugger;';

var patch = 'debugger;\n';

%LiveEditPatchScript(f, Debug.scriptSource(f).replace(original, patch));

} catch (e) {

exception = e;

}

}

Debug.setListener(listener);

f();

Debug.setListener(null);

assertNull(exception);

assertEquals(6, counter);