blob: 091f1af0dd57e244e7fc230ce8bc3d12943fb8f2 [file] [log] [blame]
// 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.
// Flags: --allow-natives-syntax
Debug = debug.Debug
function BestEditor() {
throw 'Emacs';
}
var exception = null;
var results = [];
var log = []
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Exception) return;
try {
var source_line = event_data.sourceLineText();
print(source_line);
log.push(source_line);
switch (results.length) {
case 0:
Replace(BestEditor, "Emacs", "Eclipse");
break;
case 1:
Replace(BestEditor, "Eclipse", "Vim");
break;
case 2:
break;
default:
assertUnreachable();
}
} catch (e) {
exception = e;
}
};
function Replace(fun, original, patch) {
if (fun.toString().indexOf(original) < 0) return;
%LiveEditPatchScript(fun, Debug.scriptSource(fun).replace(original, patch));
}
Debug.setListener(listener);
Debug.setBreakOnException();
for (var i = 0; i < 3; i++) {
try {
BestEditor();
} catch (e) {
results.push(e);
}
}
Debug.setListener(null);
assertNull(exception);
assertEquals(["Emacs", "Eclipse", "Vim"], results);
print(JSON.stringify(log, 1));
assertEquals([
" throw 'Emacs';",
" throw 'Eclipse';",
" throw 'Vim';",
], log);