67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
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// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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Debug = debug.Debug
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function BestEditor() {
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throw 'Emacs';
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}
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var exception = null;
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var results = [];
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var log = []
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function listener(event, exec_state, event_data, data) {
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if (event != Debug.DebugEvent.Exception) return;
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try {
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var source_line = event_data.sourceLineText();
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print(source_line);
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log.push(source_line);
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switch (results.length) {
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case 0:
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Replace(BestEditor, "Emacs", "Eclipse");
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break;
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case 1:
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Replace(BestEditor, "Eclipse", "Vim");
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break;
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case 2:
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break;
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default:
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assertUnreachable();
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}
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} catch (e) {
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exception = e;
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}
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};
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function Replace(fun, original, patch) {
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var script = Debug.findScript(fun);
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if (fun.toString().indexOf(original) < 0) return;
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var patch_pos = script.source.indexOf(original);
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var change_log = [];
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Debug.LiveEdit.TestApi.ApplySingleChunkPatch(script, patch_pos, original.length, patch, change_log);
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}
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Debug.setListener(listener);
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Debug.setBreakOnException();
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for (var i = 0; i < 3; i++) {
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try {
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BestEditor();
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} catch (e) {
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results.push(e);
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}
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}
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Debug.setListener(null);
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assertNull(exception);
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assertEquals(["Emacs", "Eclipse", "Vim"], results);
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print(JSON.stringify(log, 1));
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assertEquals([
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" throw 'Emacs';",
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" throw 'Eclipse';",
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" throw 'Vim';",
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], log);
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