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// Copyright 2016 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.
Debug = debug.Debug
var exception = null;
var break_count = 0;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Break) return;
try {
print(event_data.sourceLineText());
var column = event_data.sourceColumn();
assertTrue(event_data.sourceLineText().indexOf(
`Break ${break_count++}. ${column}.`) > 0);
exec_state.prepareStep(Debug.StepAction.StepIn);
} catch (e) {
print(e + e.stack);
exception = e;
}
};
function f() {
var a = 1; // Break 2. 10.
return a; // Break 3. 2.
} // Break 4. 0.
Debug.setListener(listener);
debugger; // Break 0. 0.
f(); // Break 1. 0.
Debug.setListener(null); // Break 5. 0.
assertNull(exception);
assertEquals(6, break_count);
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