| // 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. |
| |
| Error.prepareStackTrace = function(e, frames) { return frames; } |
| assertThrows(() => new Error().stack[0].getMethodName.call({}), TypeError); |
| |
| Error.prepareStackTrace = function(e, frames) { return frames.map(frame => new Proxy(frame, {})); } |
| assertThrows(() => new Error().stack[0].getMethodName(), TypeError); |
| |
| Error.prepareStackTrace = function(e, frames) { return frames; } |
| assertEquals(null, new Error().stack[0].getMethodName()); |
