| // Copyright 2015 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 log = []; |
| |
| function listener(event, exec_state, event_data, data) { |
| if (event != Debug.DebugEvent.Break) return; |
| try { |
| print(event_data.sourceLineText()); |
| var entry = ""; |
| for (var i = 0; i < exec_state.frameCount(); i++) { |
| entry += exec_state.frame(i).sourceLineText().substr(-1); |
| entry += exec_state.frame(i).sourceColumn(); |
| } |
| log.push(entry); |
| exec_state.prepareStep(Debug.StepAction.StepIn); |
| } catch (e) { |
| exception = e; |
| } |
| }; |
| |
| function u(x) { |
| return x.toUpperCase(); // d |
| } // e |
| |
| var n = 3; |
| |
| var o = { |
| toString: function() { |
| return "D"; // f |
| } // g |
| } |
| |
| |
| |
| Debug.setListener(listener); |
| debugger; // a |
| var s = `1 ${u("a")} 2 ${u("b")} 3 ${n} 4 ${o}`; // b |
| Debug.setListener(null); // c |
| |
| assertNull(exception); |
| |
| assertEquals([ |
| "a0", |
| "b8", |
| "d11b13", |
| "d25b13", |
| "b25", |
| "d11b25", |
| "d25b25", |
| "f4b44", |
| "f15b44", |
| "c0" |
| ], log); |